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green · neutral

#cef1ba

a light, vivid green · neutral · closest name: Light Goldenrod Yellow

Token name suggestion: Drift Moss

RGB
206, 241, 186
HSL
98°, 66%, 84%
CMYK
15, 0, 23, 6
Luminance
0.7958

#cef1ba is a light vivid green, 98° on the wheel and 53/100 on the cool side. Put black text on it (16.92:1). As text it scores 1.24:1 on white — use #42861B instead. Nearest name is Light Goldenrod Yellow, nearest Tailwind family is lime.

hsl(98 66% 84%)rgb(206 241 186)Base step 200AAA inkNeutral

At a glance

Every number on this page in one read: what #cef1ba is made of, how bright it looks, and which way it leans.

Hex
#cef1ba
Hue
98°
green
Saturation
66%
vivid
Lightness
84%
light
Brightness
95%
HSV value
Perceived
88%
weighted brightness
Luminance
0.7958
WCAG relative
Temperature
Neutral
53/100 cool
Color family
Green
Tone
Vivid
Best ink
Black
16.92:1
Closest name
Light Goldenrod Yellow
ΔE2000 10.3
Chroma
31.1
LCH, 0–130ish
OKLCH L
0.919
perceptual lightness
Tailwind
lime
500 · ΔE 19.1
Web-safe
#CCFFCC
nearest of 216
Where it sits
Hue98° of 360°
Saturation66%
Lightness84%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #cef1ba.

Temperature
Warm ← → Cool53% cool

Reads neutral. Warm and cool siblings keep the same lightness, so you can swap one in without redoing your contrast maths.

Luminance by channel
Red16%
Green79%
Blue4%

Green carries most of what the eye calls brightness — that is why WCAG weights it 0.7152.

Every format

HEX#cef1ba
HEX (8-digit)#cef1baff
RGBrgb(206, 241, 186)
RGBArgba(206, 241, 186, 1)
HSLhsl(98, 66%, 84%)
HSV / HSBhsv(98, 23%, 95%)
HWBhwb(98 73% 5%)
CMYKcmyk(15%, 0%, 23%, 6%)
LABlab(91.5 -21.1 22.9)
LCHlch(91.5 31.1 132.7)
OKLCHoklch(0.919 0.082 134.3)
XYZ (D65)xyz(65.77, 79.58, 58.34)
Decimal13562298
Display P3color(display-p3 0.808 0.945 0.729)
Web-safe#CCFFCC

Copy-ready code

every platformclick to select
/* CSS */
color: #cef1ba;
background-color: #cef1ba;
/* CSS custom property */
--brand: #cef1ba;
/* Tailwind (arbitrary) */
class="text-[#cef1ba] bg-[#cef1ba]"
/* SCSS */
$brand: #cef1ba;
/* SwiftUI */
Color(red: 0.808, green: 0.945, blue: 0.729)
/* UIKit */
UIColor(red: 0.808, green: 0.945, blue: 0.729, alpha: 1)
/* Android XML */
<color name="brand">#CEF1BA</color>
/* Android Compose */
Color(0xFFCEF1BA)
/* Flutter */
Color(0xFFCEF1BA)
/* Python / OpenCV (BGR) */
(186, 241, 206)
/* Python / PIL (RGB) */
(206, 241, 186)
/* Java AWT */
new Color(206, 241, 186)
/* .NET */
Color.FromArgb(255, 206, 241, 186)
/* OpenGL / Unity (0–1) */
(0.8078f, 0.9451f, 0.7294f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{206,241,186}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #cef1ba 85%, white);
border-color: color-mix(in oklab, #cef1ba 40%, transparent);
/* theme-aware in one line */
color: light-dark(#346A15, #DDEED3);
/* relative colour syntax */
--hover: hsl(from #cef1ba h s calc(l - 7));

Design tokens

The same ramp in the four formats a team actually needs. Paste one and the whole palette lands with it.

css custom propertiesclick to select
:root {
  --brand-50: #F6FBF3;
  --brand-100: #EEF8E8;
  --brand-200: #cef1ba;
  --brand-300: #BDECA2;
  --brand-400: #9CE373;
  --brand-500: #7AD944;
  --brand-600: #64CC29;
  --brand-700: #54AA22;
  --brand-800: #43881B;
  --brand-900: #336318;
  --brand-950: #203E0F;
  --brand: #cef1ba;
  --brand-ink: #000000;
  --brand-surface: #F7FAF4;
  --brand-border: #D0EDC0;
  --brand-hover: #B9EB9C;
  --brand-pressed: #A4E57F;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #1A2414;
    --brand-ink: #DDEED3;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F6FBF3',
        100: '#EEF8E8',
        200: '#cef1ba',
        300: '#BDECA2',
        400: '#9CE373',
        500: '#7AD944',
        600: '#64CC29',
        700: '#54AA22',
        800: '#43881B',
        900: '#336318',
        950: '#203E0F',
        DEFAULT: '#cef1ba',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F6FBF3,
  '100': #EEF8E8,
  '200': #cef1ba,
  '300': #BDECA2,
  '400': #9CE373,
  '500': #7AD944,
  '600': #64CC29,
  '700': #54AA22,
  '800': #43881B,
  '900': #336318,
  '950': #203E0F,
);
$brand-base: #cef1ba;
$brand-ink: #000000;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F6FBF3", "$type": "color" },
      "100": { "$value": "#EEF8E8", "$type": "color" },
      "200": { "$value": "#cef1ba", "$type": "color" },
      "300": { "$value": "#BDECA2", "$type": "color" },
      "400": { "$value": "#9CE373", "$type": "color" },
      "500": { "$value": "#7AD944", "$type": "color" },
      "600": { "$value": "#64CC29", "$type": "color" },
      "700": { "$value": "#54AA22", "$type": "color" },
      "800": { "$value": "#43881B", "$type": "color" },
      "900": { "$value": "#336318", "$type": "color" },
      "950": { "$value": "#203E0F", "$type": "color" }
    },
    "brandInk": { "$value": "#000000", "$type": "color" }
  }
}

Best text color

Only one of black and white can be right. This is the one, with the number that proves it.

Readable at a glance#000000 on #cef1ba · 16.92:1
Use #000000AAA at every size.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 1.24:1
AA fail · AA large fail · AAA fail
Aa
Black text · 16.92:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #cef1ba as text scores 1.24:1 on white and 16.92:1 on black.
Best tinted ink on it, if plain black or white feels flat: #346A15 at 5.26:1.

Make it accessible

A contrast checker tells you that you failed. This tells you what to ship instead — same hue, same saturation, lightness moved only as far as WCAG demands.

The quick fox
#42861B · 4.51:1
AA on white−52% L
#42861B
The quick fox
#2F6014 · 7.49:1
AAA on white−61% L
#2F6014
The quick fox
#cef1ba · 16.92:1
AA on blackalready passes
#cef1ba
The quick fox
#cef1ba · 16.92:1
AAA on blackalready passes
#cef1ba

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #53A822 is enough for headings on white. Non-text elements such as icons, chart strokes and focus rings also sit at 3:1 under WCAG 2.2 (1.4.11).

Accessibility — WCAG contrast

Aa
#cef1ba on white: 1.24:1
AA ✗ fail · AA-large · AAA
Aa
#cef1ba on black: 16.92:1
AA ✓ pass · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #cef1ba as text on that neutral, and that neutral as text on #cef1ba.

NeutralRatioBoth directions
White1.24:1AaAa
Slate 501.19:1AaAa
Slate 1001.13:1AaAa
Slate 2001.01:1AaAa
Slate 3001.20:1AaAa
Slate 4002.07:1AaAa
Slate 5003.83:1AaAa
Slate 6006.10:1AaAa
Slate 7008.34:1AaAa
Slate 80011.78:1AaAa
Slate 90014.38:1AaAa
Black16.92:1AaAa
Colour vision deficiency
true color
protanopia · #F6E9B7
deuteranopia · #F0E6BD
tritanopia · #CEEDE2

Roughly one man in twelve has some form of colour vision deficiency. If any of the three panels above is hard to tell apart from a neighbouring colour in your palette, add a shape, an icon or a label so the meaning does not rest on hue alone.

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #cef1ba is pinned to step 200; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F6FBF3
#EEF8E8
#cef1ba
#BDECA2
#9CE373
#7AD944
#64CC29
#54AA22
#43881B
#336318
#203E0F
Base = 200Lightest = 50 · #F6FBF3Darkest = 950 · #203E0FText step on white = 900
Perceptual ramp — OKLCH

The same eleven steps expressed in OKLCH, where equal lightness numbers actually look equally spaced. HSL ramps go muddy in the yellows and washed out in the blues; this one does not. Modern browsers render it natively — the hex ramp above is the fallback.

50100200300400500600700800900950
oklch tokensclick to select
:root {
  --brand-50: oklch(0.97 0.020 134.3);
  --brand-100: oklch(0.94 0.033 134.3);
  --brand-200: oklch(0.88 0.049 134.3);
  --brand-300: oklch(0.80 0.064 134.3);
  --brand-400: oklch(0.72 0.075 134.3);
  --brand-500: oklch(0.64 0.082 134.3);
  --brand-600: oklch(0.56 0.082 134.3);
  --brand-700: oklch(0.48 0.077 134.3);
  --brand-800: oklch(0.40 0.068 134.3);
  --brand-900: oklch(0.32 0.057 134.3);
  --brand-950: oklch(0.24 0.045 134.3);
}

Colors that work with #cef1ba

Not a palette — a role sheet. Each swatch answers one question you will hit while building the component.

Text on it#000000
Black wins here
Surface#F7FAF4
Tinted page background
Border#D0EDC0
Hairlines and dividers
Muted text#689B4B
Captions on the surface
Accent#561DAF
Second voice, not a rival
Dark variant#346A15
Hover, pressed, headers
Light variant#F0FBEA
Selected rows, tints
Dark surface#1A2414
Dark-mode background
Hover#B9EB9C
One step down in lightness
Pressed#A4E57F
Two steps down
Disabled#F4F7F3
Chroma pulled out
Focus ring#D9F8C8
Offset from the fill so it reads
Light mode
Everything in its place

Surface, border, heading and body all derive from this one hue, so the screen stays coherent without a second palette.

Primary actionSecondaryBadge
Dark mode
Same hue, inverted

Lightness flips, hue holds. The accent stays the anchor in both themes.

Primary actionSecondaryAccent

In real components

The same eight roles, wired into the interface patterns you will actually build with them. Every state below is a computed value, not a mock-up.

Buttons and states
Save changesHoverPressedDisabled
OutlineSubtleLinkFocused
Form field
you@company.com

Focus ring uses the light variant so the field still reads as one shape.

Send me product updates
Notice
Your export is ready

The file stays available for seven days. Download it before it expires.

NewBetaDraft
Data
Storage used68%
Acme LtdActive
NorthwindTrial
GlobexActive

How to use #cef1ba

Derived from its contrast, chroma and lightness — not from taste.

Works well for
  • Text and icons on dark surfaces
  • Primary buttons and calls to action
  • Focus rings, active and selected states
  • Card and section backgrounds
  • Brand accents, badges and data highlights
Use with care
  • Text of any size on white — fails WCAG AA
  • Full-page backgrounds — tiring over long sessions
  • White text placed on it
  • Status meaning — pair it with an icon or label, never colour alone
  • Pairing with a same-lightness hue — edges vibrate
Minimum size as text on white
Not as text
Safe as a fill behind white type
No — use #346A15
Safe as a 1px border on white
No — use #53A822

Meaning and mood

What a colour in this family tends to signal, and how this particular chroma and lightness change the reading.

safegrowingnaturalpermissive

Green means go, well, and grown. It carries finance, sustainability and health with almost no explanation needed.

This is a confident chroma: strong enough to lead a brand, restrained enough to live in an interface all day. The lightness keeps it airy and approachable.

Worth knowing

Red/green pairs are the most common colour-blindness failure — never let the two carry meaning alone.

Reads as
  • FormalityMedium
  • EnergyMedium-high
  • Weight16/100
  • TemperatureNeutral
  • ApproachabilityBalanced

Colour associations are cultural and vary by market. Treat these as a starting point for a conversation with your audience, not a finding about them.

Similar colors

One move away from this hex in each direction. Every swatch is its own page.

Color relationships

The wheel positions with their names attached, so you can grab the one you actually need.

Complementary#DDBAF1
Analogous left#E9F1BA
Analogous right#BAF1C1
Split-complement 1#C1BAF1
Split-complement 2#F1BAE9
Triadic 1#BACEF1
Triadic 2#F1BACE
Tetradic#BAE9F1
On the wheel
Base+30°−30°+120°+240°+180°98°

#cef1ba sits at 98°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red80.8%
Green94.5%
Blue72.9%
R · 0–255
206
0xce
G · 0–255
241
0xf1
B · 0–255
186
0xba

CMYK percentages

Cyan14.5%
Magenta0.0%
Yellow22.8%
Key (black)5.5%

Total ink coverage is 43%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#cef1ba text on a black background

contrast 16.92:1

Card sample

#cef1ba text on a white background

contrast 1.24:1

Card sample

#cef1ba on grey

1.13:1

#cef1ba on its own surface

1.18:1

#cef1ba on its dark surface

12.95:1

CSS3 live lab

Text font color

The quick brown fox

color: #cef1ba;
Background color
Panel with #cef1ba background
background-color: #cef1ba;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #cef1ba;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(206, 241, 186, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(206, 241, 186, 0.45);
Border & gradient
Gradient panel
border: 3px solid #cef1ba;
background: linear-gradient(135deg, #cef1ba, #BAF1CB);
Gradient text

Gradient headline

background: linear-gradient(90deg, #cef1ba, #BAF1D8);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #cef1ba;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #cef1ba;
caret-color: #cef1ba;
Left rule
Pull quote or callout
border-left: 4px solid #cef1ba;
Ring + tint
Selected chip
background: #F0FBEA;
box-shadow: inset 0 0 0 2px #cef1ba;
Conic badge
68%
background: conic-gradient(#cef1ba 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #cef1ba over white; the bottom row is the same alpha over a checkerboard, so you can see what survives on a photo or a video.

Bottom row of hexes is the flattened result over white — use those when a design tool refuses transparency, or when you need a solid fallback.

alpha in every syntaxclick to select
rgba(206, 241, 186, 0.5)
rgb(206 241 186 / 50%)
#cef1ba80
hsl(98 66% 84% / 50%)
color-mix(in srgb, #cef1ba 50%, transparent)
Alpha8-digit hexFlat on white
10%#cef1ba1a#FAFEF8
20%#cef1ba33#F5FCF1
40%#cef1ba66#EBF9E3
60%#cef1ba99#E2F7D6
80%#cef1bacc#D8F4C8

Gradients from #cef1ba

Six recipes, each built from this hex and shown with the exact CSS that produced it.

Elevation
Same hue, three lightnesses — safe anywhere
background: linear-gradient(135deg, #F2FBED, #cef1ba 45%, #346A15);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #cef1ba, #A0ECBE);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #cef1ba, #DDBAF1);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #F6FCF2 0%, #cef1ba 45%, #346A15 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #F7FAF4, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #F8FAE4 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #D3F6DB 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #346A15 0%, transparent 65%), #cef1ba;

Monochromatic scale

Palettes built from #cef1ba

Shades — darker

Tints — lighter

Tones — desaturated

Color harmonies

Nearest named colors

Ranked with CIEDE2000 across all 139 CSS keywords. Under ΔE 2 the eye stops telling them apart; over ΔE 10 they are plainly different colors.

#cef1ba in the real world

Where a color in this family tends to land, and the interface roles it is usually asked to play.

Industries
SustainabilityFinanceHealth and wellnessAgriculture
Common UI roles
SurfacesBadgesHighlightsEmpty states
Print note

Converts to four-color process without much drama. Proof it anyway.

On screens

Holds up across typical panel gamma. Still worth checking on an uncalibrated laptop, where mid-tones shift most.

In dark mode

Usable as-is on a dark surface at 16.92:1.

Explore nearby colors

Small, deliberate steps away from this hex — useful when you are hunting for the version of a colour that finally feels right.

#cef1ba, answered

What color is #cef1ba?

#cef1ba is a light vivid green, closest to Light Goldenrod Yellow (ΔE2000 10.3). It sits at 98° on the hue wheel with 66% saturation and 84% lightness, which reads as neutral.

What is the RGB value of #cef1ba?

rgb(206, 241, 186) — 206 red, 241 green and 186 blue out of 255, or 80.8% / 94.5% / 72.9% by channel.

What is #cef1ba in HSL and HSV?

hsl(98, 66%, 84%) and hsv(98, 23%, 95%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #cef1ba a light or a dark color?

It is a light color. Relative luminance is 0.7958 and perceived brightness is 88%, so black text on it reaches 16.92:1.

Should I use black or white text on #cef1ba?

Black. It scores 16.92:1 against #cef1ba, versus 1.24:1 for white — AAA at any size.

Is #cef1ba accessible on a white background?

#cef1ba on white scores 1.24:1, which fails WCAG AA at every size. Darken it to #42861B to reach 4.5:1, or #2F6014 for 7:1.

What is the complementary color of #cef1ba?

#DDBAF1 sits directly opposite on the wheel. Softer options are the split-complements #C1BAF1 and #F1BAE9, which give the same contrast with far less vibration.

What colors go well with #cef1ba?

For interface work: #F7FAF4 as the surface, #D0EDC0 for borders, #689B4B for secondary text, #561DAF as an accent and #346A15 for hover and pressed states. For a palette, the analogous pair #E9F1BA and #BAF1C1 stays calm, while #DDBAF1 is the loudest partner.

What is #cef1ba in CMYK for printing?

cmyk(15%, 0%, 23%, 6%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #cef1ba warm or cool?

Neutral — it scores 53 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #E2F1BA; nudged cooler, #B9F2B9.

Which Tailwind color is closest to #cef1ba?

The lime family — its 500 step is #84cc16, ΔE2000 19.1 away. That is a visible difference, so define #cef1ba as a custom token rather than reaching for the built-in.

How do I use #cef1ba in Tailwind CSS?

Inline it as an arbitrary value with bg-[#cef1ba] or text-[#cef1ba], or register the whole ramp under theme.extend.colors.brand so you get bg-brand-500 and friends. The generated 50–950 scale on this page is ready to paste into your config.

What is #cef1ba with 50% opacity?

rgba(206, 241, 186, 0.5), or #cef1ba80 in eight-digit hex. Over white that composites to #E7F8DD; over black, #67795D.

Is #cef1ba a web-safe color?

No. The nearest web-safe colour is #CCFFCC, ΔE2000 4.3 away. The palette only matters for legacy displays and some email clients now.

What does the color #cef1ba mean?

As a green, it reads safe, growing, natural. Green means go, well, and grown. It carries finance, sustainability and health with almost no explanation needed. At this chroma the effect is amplified — it will dominate whatever sits beside it.

What gradient works with #cef1ba?

The safest is same-hue elevation: linear-gradient(135deg, #F2FBED, #cef1ba 45%, #346A15). For more colour, a short hue run to #A0ECBE keeps it rich without turning muddy.

Work with #cef1ba in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #cef1ba at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.