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cyan · cool

#8cf2ed

a light, electric cyan · cool · closest name: Pale Turquoise

Token name suggestion: Linen Reef

RGB
140, 242, 237
HSL
177°, 80%, 75%
CMYK
42, 0, 2, 5
Luminance
0.7519

#8cf2ed is a light electric cyan, 177° on the wheel and 86/100 on the cool side. Put black text on it (16.04:1). As text it scores 1.31:1 on white — use #0F847F instead. Nearest name is Pale Turquoise, nearest Tailwind family is teal.

hsl(177 80% 75%)rgb(140 242 237)Base step 300AAA inkCool

At a glance

Every number on this page in one read: what #8cf2ed is made of, how bright it looks, and which way it leans.

Hex
#8cf2ed
Hue
177°
cyan
Saturation
80%
electric
Lightness
75%
light
Brightness
95%
HSV value
Perceived
85%
weighted brightness
Luminance
0.7519
WCAG relative
Temperature
Cool
86/100 cool
Color family
Cyan
Tone
Electric
Best ink
Black
16.04:1
Closest name
Pale Turquoise
ΔE2000 5.7
Chroma
31.7
LCH, 0–130ish
OKLCH L
0.898
perceptual lightness
Tailwind
teal
500 · ΔE 16.6
Web-safe
#99FFFF
nearest of 216
Where it sits
Hue177° of 360°
Saturation80%
Lightness75%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #8cf2ed.

Temperature
Warm ← → Cool86% cool

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

Luminance by channel
Red7%
Green84%
Blue8%

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

Every format

HEX#8cf2ed
HEX (8-digit)#8cf2edff
RGBrgb(140, 242, 237)
RGBArgba(140, 242, 237, 1)
HSLhsl(177, 80%, 75%)
HSV / HSBhsv(177, 42%, 95%)
HWBhwb(177 55% 5%)
CMYKcmyk(42%, 0%, 2%, 5%)
LABlab(89.5 -30.9 -6.9)
LCHlch(89.5 31.7 192.6)
OKLCHoklch(0.898 0.096 191.5)
XYZ (D65)xyz(57.85, 75.19, 91.57)
Decimal9237229
Display P3color(display-p3 0.549 0.949 0.929)
Web-safe#99FFFF

Copy-ready code

every platformclick to select
/* CSS */
color: #8cf2ed;
background-color: #8cf2ed;
/* CSS custom property */
--brand: #8cf2ed;
/* Tailwind (arbitrary) */
class="text-[#8cf2ed] bg-[#8cf2ed]"
/* SCSS */
$brand: #8cf2ed;
/* SwiftUI */
Color(red: 0.549, green: 0.949, blue: 0.929)
/* UIKit */
UIColor(red: 0.549, green: 0.949, blue: 0.929, alpha: 1)
/* Android XML */
<color name="brand">#8CF2ED</color>
/* Android Compose */
Color(0xFF8CF2ED)
/* Flutter */
Color(0xFF8CF2ED)
/* Python / OpenCV (BGR) */
(237, 242, 140)
/* Python / PIL (RGB) */
(140, 242, 237)
/* Java AWT */
new Color(140, 242, 237)
/* .NET */
Color.FromArgb(255, 140, 242, 237)
/* OpenGL / Unity (0–1) */
(0.5490f, 0.9490f, 0.9294f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{140,242,237}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #8cf2ed 85%, white);
border-color: color-mix(in oklab, #8cf2ed 40%, transparent);
/* theme-aware in one line */
color: light-dark(#0D736E, #D3EEED);
/* relative colour syntax */
--hover: hsl(from #8cf2ed 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: #F3FCFC;
  --brand-100: #E6F9F8;
  --brand-200: #C7F5F3;
  --brand-300: #8cf2ed;
  --brand-400: #68EEE7;
  --brand-500: #35E8E0;
  --brand-600: #19DCD3;
  --brand-700: #15B7AF;
  --brand-800: #11938C;
  --brand-900: #106A66;
  --brand-950: #0A4240;
  --brand: #8cf2ed;
  --brand-ink: #000000;
  --brand-surface: #F4FAFA;
  --brand-border: #C0EDEA;
  --brand-hover: #6CEEE8;
  --brand-pressed: #4CEBE3;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #142424;
    --brand-ink: #D3EEED;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F3FCFC',
        100: '#E6F9F8',
        200: '#C7F5F3',
        300: '#8cf2ed',
        400: '#68EEE7',
        500: '#35E8E0',
        600: '#19DCD3',
        700: '#15B7AF',
        800: '#11938C',
        900: '#106A66',
        950: '#0A4240',
        DEFAULT: '#8cf2ed',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F3FCFC,
  '100': #E6F9F8,
  '200': #C7F5F3,
  '300': #8cf2ed,
  '400': #68EEE7,
  '500': #35E8E0,
  '600': #19DCD3,
  '700': #15B7AF,
  '800': #11938C,
  '900': #106A66,
  '950': #0A4240,
);
$brand-base: #8cf2ed;
$brand-ink: #000000;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F3FCFC", "$type": "color" },
      "100": { "$value": "#E6F9F8", "$type": "color" },
      "200": { "$value": "#C7F5F3", "$type": "color" },
      "300": { "$value": "#8cf2ed", "$type": "color" },
      "400": { "$value": "#68EEE7", "$type": "color" },
      "500": { "$value": "#35E8E0", "$type": "color" },
      "600": { "$value": "#19DCD3", "$type": "color" },
      "700": { "$value": "#15B7AF", "$type": "color" },
      "800": { "$value": "#11938C", "$type": "color" },
      "900": { "$value": "#106A66", "$type": "color" },
      "950": { "$value": "#0A4240", "$type": "color" }
    },
    "brandInk": { "$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 #8cf2ed · 16.04:1
Use #000000AAA at every size.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 1.31:1
AA fail · AA large fail · AAA fail
Aa
Black text · 16.04:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #8cf2ed as text scores 1.31:1 on white and 16.04:1 on black.
Best tinted ink on it, if plain black or white feels flat: #0D736E at 4.34:1.

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
#0F847F · 4.54:1
AA on white−46% L
#0F847F
The quick fox
#0B605C · 7.39:1
AAA on white−54% L
#0B605C
The quick fox
#8cf2ed · 16.04:1
AA on blackalready passes
#8cf2ed
The quick fox
#8cf2ed · 16.04:1
AAA on blackalready passes
#8cf2ed

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #13A59D 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
#8cf2ed on white: 1.31:1
AA ✗ fail · AA-large · AAA
Aa
#8cf2ed on black: 16.04:1
AA ✓ pass · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #8cf2ed as text on that neutral, and that neutral as text on #8cf2ed.

NeutralRatioBoth directions
White1.31:1AaAa
Slate 501.25:1AaAa
Slate 1001.20:1AaAa
Slate 2001.06:1AaAa
Slate 3001.13:1AaAa
Slate 4001.96:1AaAa
Slate 5003.63:1AaAa
Slate 6005.79:1AaAa
Slate 7007.91:1AaAa
Slate 80011.17:1AaAa
Slate 90013.63:1AaAa
Black16.04:1AaAa
Colour vision deficiency
true color
protanopia · #E7E9ED
deuteranopia · #D5DBEE
tritanopia · #5DF7F0

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. #8cf2ed is pinned to step 300; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F3FCFC
#E6F9F8
#C7F5F3
#8cf2ed
#68EEE7
#35E8E0
#19DCD3
#15B7AF
#11938C
#106A66
#0A4240
Base = 300Lightest = 50 · #F3FCFCDarkest = 950 · #0A4240Text 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 0.024 191.5);
  --brand-100: oklch(0.94 0.038 191.5);
  --brand-200: oklch(0.88 0.058 191.5);
  --brand-300: oklch(0.80 0.075 191.5);
  --brand-400: oklch(0.72 0.088 191.5);
  --brand-500: oklch(0.64 0.096 191.5);
  --brand-600: oklch(0.56 0.096 191.5);
  --brand-700: oklch(0.48 0.090 191.5);
  --brand-800: oklch(0.40 0.081 191.5);
  --brand-900: oklch(0.32 0.067 191.5);
  --brand-950: oklch(0.24 0.053 191.5);
}

Colors that work with #8cf2ed

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#F4FAFA
Tinted page background
Border#C0EDEA
Hairlines and dividers
Muted text#4B9B97
Captions on the surface
Accent#BC1043
Second voice, not a rival
Dark variant#0D736E
Hover, pressed, headers
Light variant#E8FCFB
Selected rows, tints
Dark surface#142424
Dark-mode background
Hover#6CEEE8
One step down in lightness
Pressed#4CEBE3
Two steps down
Disabled#F3F7F7
Chroma pulled out
Focus ring#99F9F5
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 #8cf2ed

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
  • Thin strokes and 1px borders — they disappear on light UI
  • 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 #0D736E
Safe as a 1px border on white
No — use #13A59D

Meaning and mood

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

cleantechnicalfreshclinical

Cyan reads as water, air and infrastructure: cool, hygienic, engineered.

At this chroma the association is amplified — it will dominate anything placed beside it, so give it space and use it sparingly. The lightness keeps it airy and approachable.

Worth knowing

At high lightness it disappears into white surfaces and thin strokes vanish entirely.

Reads as
  • FormalityLow
  • EnergyHigh
  • Weight25/100
  • TemperatureCool
  • ApproachabilityReserved

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#F28C91
Analogous left#8CF2BA
Analogous right#8CC4F2
Split-complement 1#F28CC4
Split-complement 2#F2BA8C
Triadic 1#ED8CF2
Triadic 2#F2ED8C
Tetradic#BA8CF2
On the wheel
Base+30°−30°+120°+240°+180°177°

#8cf2ed sits at 177°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red54.9%
Green94.9%
Blue92.9%
R · 0–255
140
0x8c
G · 0–255
242
0xf2
B · 0–255
237
0xed

CMYK percentages

Cyan42.1%
Magenta0.0%
Yellow2.1%
Key (black)5.1%

Total ink coverage is 49%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#8cf2ed text on a black background

contrast 16.04:1

Card sample

#8cf2ed text on a white background

contrast 1.31:1

Card sample

#8cf2ed on grey

1.20:1

#8cf2ed on its own surface

1.24:1

#8cf2ed on its dark surface

12.27:1

CSS3 live lab

Text font color

The quick brown fox

color: #8cf2ed;
Background color
Panel with #8cf2ed background
background-color: #8cf2ed;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #8cf2ed;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(140, 242, 237, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(140, 242, 237, 0.45);
Border & gradient
Gradient panel
border: 3px solid #8cf2ed;
background: linear-gradient(135deg, #8cf2ed, #8CB3F2);
Gradient text

Gradient headline

background: linear-gradient(90deg, #8cf2ed, #8C99F2);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #8cf2ed;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #8cf2ed;
caret-color: #8cf2ed;
Left rule
Pull quote or callout
border-left: 4px solid #8cf2ed;
Ring + tint
Selected chip
background: #E8FCFB;
box-shadow: inset 0 0 0 2px #8cf2ed;
Conic badge
68%
background: conic-gradient(#8cf2ed 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #8cf2ed 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(140, 242, 237, 0.5)
rgb(140 242 237 / 50%)
#8cf2ed80
hsl(177 80% 75% / 50%)
color-mix(in srgb, #8cf2ed 50%, transparent)
Alpha8-digit hexFlat on white
10%#8cf2ed1a#F4FEFD
20%#8cf2ed33#E8FCFB
40%#8cf2ed66#D1FAF8
60%#8cf2ed99#BAF7F4
80%#8cf2edcc#A3F5F1

Gradients from #8cf2ed

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, #C3F8F6, #8cf2ed 45%, #0D736E);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #8cf2ed, #7096EF);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #8cf2ed, #F28C91);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #DEFBFA 0%, #8cf2ed 45%, #0D736E 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #F4FAFA, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #BAF7D0 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #A7CCF5 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #0D736E 0%, transparent 65%), #8cf2ed;

Monochromatic scale

Palettes built from #8cf2ed

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.

#8cf2ed in the real world

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

Industries
TechnologyTravelHealthcareMedia
Common UI roles
SurfacesBadgesHighlightsEmpty states
Print note

Sits outside most CMYK gamuts — expect a duller press result, or specify a spot ink.

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 16.04:1.

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.

#8cf2ed, answered

What color is #8cf2ed?

#8cf2ed is a light electric cyan, closest to Pale Turquoise (ΔE2000 5.7). It sits at 177° on the hue wheel with 80% saturation and 75% lightness, which reads as cool.

What is the RGB value of #8cf2ed?

rgb(140, 242, 237) — 140 red, 242 green and 237 blue out of 255, or 54.9% / 94.9% / 92.9% by channel.

What is #8cf2ed in HSL and HSV?

hsl(177, 80%, 75%) and hsv(177, 42%, 95%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #8cf2ed a light or a dark color?

It is a light color. Relative luminance is 0.7519 and perceived brightness is 85%, so black text on it reaches 16.04:1.

Should I use black or white text on #8cf2ed?

Black. It scores 16.04:1 against #8cf2ed, versus 1.31:1 for white — AAA at any size.

Is #8cf2ed accessible on a white background?

#8cf2ed on white scores 1.31:1, which fails WCAG AA at every size. Darken it to #0F847F to reach 4.5:1, or #0B605C for 7:1.

What is the complementary color of #8cf2ed?

#F28C91 sits directly opposite on the wheel. Softer options are the split-complements #F28CC4 and #F2BA8C, which give the same contrast with far less vibration.

What colors go well with #8cf2ed?

For interface work: #F4FAFA as the surface, #C0EDEA for borders, #4B9B97 for secondary text, #BC1043 as an accent and #0D736E for hover and pressed states. For a palette, the analogous pair #8CF2BA and #8CC4F2 stays calm, while #F28C91 is the loudest partner.

What is #8cf2ed in CMYK for printing?

cmyk(42%, 0%, 2%, 5%). This is a screen-to-ink approximation — a color this saturated sits outside most CMYK gamuts and will print duller than it looks here.

Is #8cf2ed warm or cool?

Cool — it scores 86 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #8CF2C8; nudged cooler, #8BD2F3.

Which Tailwind color is closest to #8cf2ed?

The teal family — its 500 step is #14b8a6, ΔE2000 16.6 away. That is a visible difference, so define #8cf2ed as a custom token rather than reaching for the built-in.

How do I use #8cf2ed in Tailwind CSS?

Inline it as an arbitrary value with bg-[#8cf2ed] or text-[#8cf2ed], 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 #8cf2ed with 50% opacity?

rgba(140, 242, 237, 0.5), or #8cf2ed80 in eight-digit hex. Over white that composites to #C6F9F6; over black, #467977.

Is #8cf2ed a web-safe color?

No. The nearest web-safe colour is #99FFFF, ΔE2000 3.4 away. The palette only matters for legacy displays and some email clients now.

What does the color #8cf2ed mean?

As a cyan, it reads clean, technical, fresh. Cyan reads as water, air and infrastructure: cool, hygienic, engineered. At this chroma the effect is amplified — it will dominate whatever sits beside it.

What gradient works with #8cf2ed?

The safest is same-hue elevation: linear-gradient(135deg, #C3F8F6, #8cf2ed 45%, #0D736E). For more colour, a short hue run to #7096EF keeps it rich without turning muddy.

Work with #8cf2ed in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #8cf2ed at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.