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cyan · cool

#d2ecf3

a pale, vivid cyan · cool · closest name: Light Cyan

Token name suggestion: Mist Lagoon

RGB
210, 236, 243
HSL
193°, 58%, 89%
CMYK
14, 3, 0, 5
Luminance
0.8016

#d2ecf3 is a pale vivid cyan, 193° on the wheel and 93/100 on the cool side. Put black text on it (17.03:1). As text it scores 1.23:1 on white — use #287D94 instead. Nearest name is Light Cyan, nearest Tailwind family is cyan.

hsl(193 58% 89%)rgb(210 236 243)Base step 200AAA inkCool

At a glance

Every number on this page in one read: what #d2ecf3 is made of, how bright it looks, and which way it leans.

Hex
#d2ecf3
Hue
193°
cyan
Saturation
58%
vivid
Lightness
89%
pale
Brightness
95%
HSV value
Perceived
90%
weighted brightness
Luminance
0.8016
WCAG relative
Temperature
Cool
93/100 cool
Color family
Cyan
Tone
Vivid
Best ink
Black
17.03:1
Closest name
Light Cyan
ΔE2000 5.3
Chroma
9.5
LCH, 0–130ish
OKLCH L
0.926
perceptual lightness
Tailwind
cyan
500 · ΔE 21.7
Web-safe
#CCFFFF
nearest of 216
Where it sits
Hue193° of 360°
Saturation58%
Lightness89%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #d2ecf3.

Temperature
Warm ← → Cool93% 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
Red17%
Green75%
Blue8%

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

Every format

HEX#d2ecf3
HEX (8-digit)#d2ecf3ff
RGBrgb(210, 236, 243)
RGBArgba(210, 236, 243, 1)
HSLhsl(193, 58%, 89%)
HSV / HSBhsv(193, 14%, 95%)
HWBhwb(193 82% 5%)
CMYKcmyk(14%, 3%, 0%, 5%)
LABlab(91.8 -7.1 -6.3)
LCHlch(91.8 9.5 221.4)
OKLCHoklch(0.926 0.029 215.7)
XYZ (D65)xyz(72.75, 80.16, 96.42)
Decimal13823219
Display P3color(display-p3 0.824 0.925 0.953)
Web-safe#CCFFFF

Copy-ready code

every platformclick to select
/* CSS */
color: #d2ecf3;
background-color: #d2ecf3;
/* CSS custom property */
--brand: #d2ecf3;
/* Tailwind (arbitrary) */
class="text-[#d2ecf3] bg-[#d2ecf3]"
/* SCSS */
$brand: #d2ecf3;
/* SwiftUI */
Color(red: 0.824, green: 0.925, blue: 0.953)
/* UIKit */
UIColor(red: 0.824, green: 0.925, blue: 0.953, alpha: 1)
/* Android XML */
<color name="brand">#D2ECF3</color>
/* Android Compose */
Color(0xFFD2ECF3)
/* Flutter */
Color(0xFFD2ECF3)
/* Python / OpenCV (BGR) */
(243, 236, 210)
/* Python / PIL (RGB) */
(210, 236, 243)
/* Java AWT */
new Color(210, 236, 243)
/* .NET */
Color.FromArgb(255, 210, 236, 243)
/* OpenGL / Unity (0–1) */
(0.8235f, 0.9255f, 0.9529f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{210,236,243}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #d2ecf3 85%, white);
border-color: color-mix(in oklab, #d2ecf3 40%, transparent);
/* theme-aware in one line */
color: light-dark(#1B5565, #D3E8EE);
/* relative colour syntax */
--hover: hsl(from #d2ecf3 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: #F4F9FB;
  --brand-100: #E9F4F7;
  --brand-200: #d2ecf3;
  --brand-300: #A6DAE7;
  --brand-400: #7AC7DC;
  --brand-500: #4EB4D0;
  --brand-600: #34A3C1;
  --brand-700: #2B88A1;
  --brand-800: #226D81;
  --brand-900: #1D505E;
  --brand-950: #12323B;
  --brand: #d2ecf3;
  --brand-ink: #000000;
  --brand-surface: #F4F9FA;
  --brand-border: #C0E3ED;
  --brand-hover: #B6E0EB;
  --brand-pressed: #9AD4E4;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #142124;
    --brand-ink: #D3E8EE;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F4F9FB',
        100: '#E9F4F7',
        200: '#d2ecf3',
        300: '#A6DAE7',
        400: '#7AC7DC',
        500: '#4EB4D0',
        600: '#34A3C1',
        700: '#2B88A1',
        800: '#226D81',
        900: '#1D505E',
        950: '#12323B',
        DEFAULT: '#d2ecf3',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F4F9FB,
  '100': #E9F4F7,
  '200': #d2ecf3,
  '300': #A6DAE7,
  '400': #7AC7DC,
  '500': #4EB4D0,
  '600': #34A3C1,
  '700': #2B88A1,
  '800': #226D81,
  '900': #1D505E,
  '950': #12323B,
);
$brand-base: #d2ecf3;
$brand-ink: #000000;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F4F9FB", "$type": "color" },
      "100": { "$value": "#E9F4F7", "$type": "color" },
      "200": { "$value": "#d2ecf3", "$type": "color" },
      "300": { "$value": "#A6DAE7", "$type": "color" },
      "400": { "$value": "#7AC7DC", "$type": "color" },
      "500": { "$value": "#4EB4D0", "$type": "color" },
      "600": { "$value": "#34A3C1", "$type": "color" },
      "700": { "$value": "#2B88A1", "$type": "color" },
      "800": { "$value": "#226D81", "$type": "color" },
      "900": { "$value": "#1D505E", "$type": "color" },
      "950": { "$value": "#12323B", "$type": "color" }
    },
    "brandInk": { "$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 #d2ecf3 · 17.03:1
Use #000000AAA at every size.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 1.23:1
AA fail · AA large fail · AAA fail
Aa
Black text · 17.03:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #d2ecf3 as text scores 1.23:1 on white and 17.03:1 on black.
Best tinted ink on it, if plain black or white feels flat: #1B5565 at 6.72:1.

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
#287D94 · 4.72:1
AA on white−52% L
#287D94
The quick fox
#1E5F70 · 7.18:1
AAA on white−61% L
#1E5F70
The quick fox
#d2ecf3 · 17.03:1
AA on blackalready passes
#d2ecf3
The quick fox
#d2ecf3 · 17.03:1
AAA on blackalready passes
#d2ecf3

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #329FBC 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
#d2ecf3 on white: 1.23:1
AA ✗ fail · AA-large · AAA
Aa
#d2ecf3 on black: 17.03:1
AA ✓ pass · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #d2ecf3 as text on that neutral, and that neutral as text on #d2ecf3.

NeutralRatioBoth directions
White1.23:1AaAa
Slate 501.18:1AaAa
Slate 1001.13:1AaAa
Slate 2001.00:1AaAa
Slate 3001.20:1AaAa
Slate 4002.08:1AaAa
Slate 5003.86:1AaAa
Slate 6006.15:1AaAa
Slate 7008.40:1AaAa
Slate 80011.87:1AaAa
Slate 90014.48:1AaAa
Black17.03:1AaAa
Colour vision deficiency
true color
protanopia · #E7EAF3
deuteranopia · #E1E5F3
tritanopia · #C9EFEE

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. #d2ecf3 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.

#F4F9FB
#E9F4F7
#d2ecf3
#A6DAE7
#7AC7DC
#4EB4D0
#34A3C1
#2B88A1
#226D81
#1D505E
#12323B
Base = 200Lightest = 50 · #F4F9FBDarkest = 950 · #12323BText step on white = 800
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 0.007 215.7);
  --brand-100: oklch(0.94 0.012 215.7);
  --brand-200: oklch(0.88 0.017 215.7);
  --brand-300: oklch(0.80 0.023 215.7);
  --brand-400: oklch(0.72 0.027 215.7);
  --brand-500: oklch(0.64 0.029 215.7);
  --brand-600: oklch(0.56 0.029 215.7);
  --brand-700: oklch(0.48 0.027 215.7);
  --brand-800: oklch(0.40 0.024 215.7);
  --brand-900: oklch(0.32 0.020 215.7);
  --brand-950: oklch(0.24 0.016 215.7);
}

Colors that work with #d2ecf3

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#F4F9FA
Tinted page background
Border#C0E3ED
Hairlines and dividers
Muted text#4B8A9B
Captions on the surface
Accent#A5272B
Second voice, not a rival
Dark variant#1B5565
Hover, pressed, headers
Light variant#EBF7FA
Selected rows, tints
Dark surface#142124
Dark-mode background
Hover#B6E0EB
One step down in lightness
Pressed#9AD4E4
Two steps down
Disabled#F3F6F7
Chroma pulled out
Focus ring#DDF3F8
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 #d2ecf3

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 #1B5565
Safe as a 1px border on white
No — use #329FBC

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.

This is a confident chroma: strong enough to lead a brand, restrained enough to live in an interface all day. The high lightness makes it recede — a surface colour rather than a statement.

Worth knowing

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

Reads as
  • FormalityMedium
  • EnergyMedium-high
  • Weight11/100
  • 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#F3D9D2
Analogous left#D2F3E9
Analogous right#D2DBF3
Split-complement 1#F3D2DB
Split-complement 2#F3E9D2
Triadic 1#F3D2EC
Triadic 2#ECF3D2
Tetradic#E9D2F3
On the wheel
Base+30°−30°+120°+240°+180°193°

#d2ecf3 sits at 193°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red82.4%
Green92.5%
Blue95.3%
R · 0–255
210
0xd2
G · 0–255
236
0xec
B · 0–255
243
0xf3

CMYK percentages

Cyan13.6%
Magenta2.9%
Yellow0.0%
Key (black)4.7%

Total ink coverage is 21%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#d2ecf3 text on a black background

contrast 17.03:1

Card sample

#d2ecf3 text on a white background

contrast 1.23:1

Card sample

#d2ecf3 on grey

1.13:1

#d2ecf3 on its own surface

1.16:1

#d2ecf3 on its dark surface

13.38:1

CSS3 live lab

Text font color

The quick brown fox

color: #d2ecf3;
Background color
Panel with #d2ecf3 background
background-color: #d2ecf3;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #d2ecf3;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(210, 236, 243, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(210, 236, 243, 0.45);
Border & gradient
Gradient panel
border: 3px solid #d2ecf3;
background: linear-gradient(135deg, #d2ecf3, #D2D6F3);
Gradient text

Gradient headline

background: linear-gradient(90deg, #d2ecf3, #D6D2F3);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #d2ecf3;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #d2ecf3;
caret-color: #d2ecf3;
Left rule
Pull quote or callout
border-left: 4px solid #d2ecf3;
Ring + tint
Selected chip
background: #EBF7FA;
box-shadow: inset 0 0 0 2px #d2ecf3;
Conic badge
68%
background: conic-gradient(#d2ecf3 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #d2ecf3 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(210, 236, 243, 0.5)
rgb(210 236 243 / 50%)
#d2ecf380
hsl(193 58% 89% / 50%)
color-mix(in srgb, #d2ecf3 50%, transparent)
Alpha8-digit hexFlat on white
10%#d2ecf31a#FBFDFE
20%#d2ecf333#F6FBFD
40%#d2ecf366#EDF7FA
60%#d2ecf399#E4F4F8
80%#d2ecf3cc#DBF0F5

Gradients from #d2ecf3

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, #EFF8FB, #d2ecf3 45%, #1B5565);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #d2ecf3, #BABCED);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #d2ecf3, #F3D9D2);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #F3FAFC 0%, #d2ecf3 45%, #1B5565 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #F4F9FA, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #FAFEFC 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #EAEDF9 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #1B5565 0%, transparent 65%), #d2ecf3;

Monochromatic scale

Palettes built from #d2ecf3

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.

#d2ecf3 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

Very light tints can drop out on uncoated stock; check it at 100% size before signing off.

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 17.03:1.

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.

#d2ecf3, answered

What color is #d2ecf3?

#d2ecf3 is a pale vivid cyan, closest to Light Cyan (ΔE2000 5.3). It sits at 193° on the hue wheel with 58% saturation and 89% lightness, which reads as cool.

What is the RGB value of #d2ecf3?

rgb(210, 236, 243) — 210 red, 236 green and 243 blue out of 255, or 82.4% / 92.5% / 95.3% by channel.

What is #d2ecf3 in HSL and HSV?

hsl(193, 58%, 89%) and hsv(193, 14%, 95%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #d2ecf3 a light or a dark color?

It is a light color. Relative luminance is 0.8016 and perceived brightness is 90%, so black text on it reaches 17.03:1.

Should I use black or white text on #d2ecf3?

Black. It scores 17.03:1 against #d2ecf3, versus 1.23:1 for white — AAA at any size.

Is #d2ecf3 accessible on a white background?

#d2ecf3 on white scores 1.23:1, which fails WCAG AA at every size. Darken it to #287D94 to reach 4.5:1, or #1E5F70 for 7:1.

What is the complementary color of #d2ecf3?

#F3D9D2 sits directly opposite on the wheel. Softer options are the split-complements #F3D2DB and #F3E9D2, which give the same contrast with far less vibration.

What colors go well with #d2ecf3?

For interface work: #F4F9FA as the surface, #C0E3ED for borders, #4B8A9B for secondary text, #A5272B as an accent and #1B5565 for hover and pressed states. For a palette, the analogous pair #D2F3E9 and #D2DBF3 stays calm, while #F3D9D2 is the loudest partner.

What is #d2ecf3 in CMYK for printing?

cmyk(14%, 3%, 0%, 5%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #d2ecf3 warm or cool?

Cool — it scores 93 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #D2F3EE; nudged cooler, #D1E3F4.

Which Tailwind color is closest to #d2ecf3?

The cyan family — its 500 step is #06b6d4, ΔE2000 21.7 away. That is a visible difference, so define #d2ecf3 as a custom token rather than reaching for the built-in.

How do I use #d2ecf3 in Tailwind CSS?

Inline it as an arbitrary value with bg-[#d2ecf3] or text-[#d2ecf3], 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 #d2ecf3 with 50% opacity?

rgba(210, 236, 243, 0.5), or #d2ecf380 in eight-digit hex. Over white that composites to #E9F6F9; over black, #69767A.

Is #d2ecf3 a web-safe color?

No. The nearest web-safe colour is #CCFFFF, ΔE2000 8.3 away. The palette only matters for legacy displays and some email clients now.

What does the color #d2ecf3 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 #d2ecf3?

The safest is same-hue elevation: linear-gradient(135deg, #EFF8FB, #d2ecf3 45%, #1B5565). For more colour, a short hue run to #BABCED keeps it rich without turning muddy.

Work with #d2ecf3 in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #d2ecf3 at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.