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cyan · cool

#add4cd

a light, soft cyan · cool · closest name: Powder Blue

Token name suggestion: Linen Lagoon

RGB
173, 212, 205
HSL
169°, 31%, 76%
CMYK
18, 0, 3, 17
Luminance
0.6038

#add4cd is a light soft cyan, 169° on the wheel and 79/100 on the cool side. Put black text on it (13.08:1). As text it scores 1.61:1 on white — use #448176 instead. Nearest name is Powder Blue, nearest Tailwind family is teal.

hsl(169 31% 76%)rgb(173 212 205)Base step 300AAA inkCool

At a glance

Every number on this page in one read: what #add4cd is made of, how bright it looks, and which way it leans.

Hex
#add4cd
Hue
169°
cyan
Saturation
31%
soft
Lightness
76%
light
Brightness
83%
HSV value
Perceived
79%
weighted brightness
Luminance
0.6038
WCAG relative
Temperature
Cool
79/100 cool
Color family
Cyan
Tone
Soft
Best ink
Black
13.08:1
Closest name
Powder Blue
ΔE2000 6.1
Chroma
14.2
LCH, 0–130ish
OKLCH L
0.840
perceptual lightness
Tailwind
teal
500 · ΔE 16.7
Web-safe
#99CCCC
nearest of 216
Where it sits
Hue169° of 360°
Saturation31%
Lightness76%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #add4cd.

Temperature
Warm ← → Cool79% 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
Red15%
Green78%
Blue7%

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

Every format

HEX#add4cd
HEX (8-digit)#add4cdff
RGBrgb(173, 212, 205)
RGBArgba(173, 212, 205, 1)
HSLhsl(169, 31%, 76%)
HSV / HSBhsv(169, 18%, 83%)
HWBhwb(169 68% 17%)
CMYKcmyk(18%, 0%, 3%, 17%)
LABlab(82.0 -14.2 -0.8)
LCHlch(82.0 14.2 183.2)
OKLCHoklch(0.840 0.042 183.2)
XYZ (D65)xyz(51.79, 60.38, 66.67)
Decimal11392205
Display P3color(display-p3 0.678 0.831 0.804)
Web-safe#99CCCC

Copy-ready code

every platformclick to select
/* CSS */
color: #add4cd;
background-color: #add4cd;
/* CSS custom property */
--brand: #add4cd;
/* Tailwind (arbitrary) */
class="text-[#add4cd] bg-[#add4cd]"
/* SCSS */
$brand: #add4cd;
/* SwiftUI */
Color(red: 0.678, green: 0.831, blue: 0.804)
/* UIKit */
UIColor(red: 0.678, green: 0.831, blue: 0.804, alpha: 1)
/* Android XML */
<color name="brand">#ADD4CD</color>
/* Android Compose */
Color(0xFFADD4CD)
/* Flutter */
Color(0xFFADD4CD)
/* Python / OpenCV (BGR) */
(205, 212, 173)
/* Python / PIL (RGB) */
(173, 212, 205)
/* Java AWT */
new Color(173, 212, 205)
/* .NET */
Color.FromArgb(255, 173, 212, 205)
/* OpenGL / Unity (0–1) */
(0.6784f, 0.8314f, 0.8039f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{173,212,205}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #add4cd 85%, white);
border-color: color-mix(in oklab, #add4cd 40%, transparent);
/* theme-aware in one line */
color: light-dark(#2C544C, #D7EAE7);
/* relative colour syntax */
--hover: hsl(from #add4cd 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: #F5F9F9;
  --brand-100: #ECF3F2;
  --brand-200: #D5E7E4;
  --brand-300: #add4cd;
  --brand-400: #91C5BC;
  --brand-500: #6CB2A5;
  --brand-600: #54A193;
  --brand-700: #46867A;
  --brand-800: #386B62;
  --brand-900: #2C4F48;
  --brand-950: #1B312D;
  --brand: #add4cd;
  --brand-ink: #000000;
  --brand-surface: #F5FAF9;
  --brand-border: #C9E3DE;
  --brand-hover: #96C8BF;
  --brand-pressed: #7EBBB0;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #142421;
    --brand-ink: #D7EAE7;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F5F9F9',
        100: '#ECF3F2',
        200: '#D5E7E4',
        300: '#add4cd',
        400: '#91C5BC',
        500: '#6CB2A5',
        600: '#54A193',
        700: '#46867A',
        800: '#386B62',
        900: '#2C4F48',
        950: '#1B312D',
        DEFAULT: '#add4cd',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F5F9F9,
  '100': #ECF3F2,
  '200': #D5E7E4,
  '300': #add4cd,
  '400': #91C5BC,
  '500': #6CB2A5,
  '600': #54A193,
  '700': #46867A,
  '800': #386B62,
  '900': #2C4F48,
  '950': #1B312D,
);
$brand-base: #add4cd;
$brand-ink: #000000;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F5F9F9", "$type": "color" },
      "100": { "$value": "#ECF3F2", "$type": "color" },
      "200": { "$value": "#D5E7E4", "$type": "color" },
      "300": { "$value": "#add4cd", "$type": "color" },
      "400": { "$value": "#91C5BC", "$type": "color" },
      "500": { "$value": "#6CB2A5", "$type": "color" },
      "600": { "$value": "#54A193", "$type": "color" },
      "700": { "$value": "#46867A", "$type": "color" },
      "800": { "$value": "#386B62", "$type": "color" },
      "900": { "$value": "#2C4F48", "$type": "color" },
      "950": { "$value": "#1B312D", "$type": "color" }
    },
    "brandInk": { "$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 #add4cd · 13.08:1
Use #000000AAA at every size.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 1.61:1
AA fail · AA large fail · AAA fail
Aa
Black text · 13.08:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #add4cd as text scores 1.61:1 on white and 13.08:1 on black.
Best tinted ink on it, if plain black or white feels flat: #2C544C at 5.27:1.

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
#448176 · 4.52:1
AA on white−37% L
#448176
The quick fox
#325F57 · 7.22:1
AAA on white−47% L
#325F57
The quick fox
#add4cd · 13.08:1
AA on blackalready passes
#add4cd
The quick fox
#add4cd · 13.08:1
AAA on blackalready passes
#add4cd

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #55A294 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
#add4cd on white: 1.61:1
AA ✗ fail · AA-large · AAA
Aa
#add4cd on black: 13.08:1
AA ✓ pass · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #add4cd as text on that neutral, and that neutral as text on #add4cd.

NeutralRatioBoth directions
White1.61:1AaAa
Slate 501.53:1AaAa
Slate 1001.47:1AaAa
Slate 2001.30:1AaAa
Slate 3001.08:1AaAa
Slate 4001.60:1AaAa
Slate 5002.96:1AaAa
Slate 6004.72:1AaAa
Slate 7006.45:1AaAa
Slate 8009.11:1AaAa
Slate 90011.12:1AaAa
Black13.08:1AaAa
Colour vision deficiency
true color
protanopia · #D0CFCD
deuteranopia · #C9CACE
tritanopia · #A3D6D2

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. #add4cd 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.

#F5F9F9
#ECF3F2
#D5E7E4
#add4cd
#91C5BC
#6CB2A5
#54A193
#46867A
#386B62
#2C4F48
#1B312D
Base = 300Lightest = 50 · #F5F9F9Darkest = 950 · #1B312DText 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 0.011 183.2);
  --brand-100: oklch(0.94 0.017 183.2);
  --brand-200: oklch(0.88 0.025 183.2);
  --brand-300: oklch(0.80 0.033 183.2);
  --brand-400: oklch(0.72 0.039 183.2);
  --brand-500: oklch(0.64 0.042 183.2);
  --brand-600: oklch(0.56 0.042 183.2);
  --brand-700: oklch(0.48 0.040 183.2);
  --brand-800: oklch(0.40 0.035 183.2);
  --brand-900: oklch(0.32 0.030 183.2);
  --brand-950: oklch(0.24 0.023 183.2);
}

Colors that work with #add4cd

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#F5FAF9
Tinted page background
Border#C9E3DE
Hairlines and dividers
Muted text#4F978A
Captions on the surface
Accent#8A425F
Second voice, not a rival
Dark variant#2C544C
Hover, pressed, headers
Light variant#EEF6F5
Selected rows, tints
Dark surface#142421
Dark-mode background
Hover#96C8BF
One step down in lightness
Pressed#7EBBB0
Two steps down
Disabled#F3F7F6
Chroma pulled out
Focus ring#B5E0D9
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 #add4cd

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

Works well for
  • Text and icons on dark surfaces
  • Charts, tags and secondary surfaces
  • Card and section backgrounds
  • Brand accents, badges and data highlights
Use with care
  • Text of any size on white — fails WCAG AA
  • 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 #2C544C
Safe as a 1px border on white
No — use #55A294

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.

The muted chroma softens the association — it reads considered rather than loud, which suits long-form and data-heavy screens. The lightness keeps it airy and approachable.

Worth knowing

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

Reads as
  • FormalityMedium
  • EnergyMedium
  • 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#D4ADB4
Analogous left#ADD4BA
Analogous right#ADC8D4
Split-complement 1#D4ADC8
Split-complement 2#D4BAAD
Triadic 1#CDADD4
Triadic 2#D4CDAD
Tetradic#BAADD4
On the wheel
Base+30°−30°+120°+240°+180°169°

#add4cd sits at 169°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red67.8%
Green83.1%
Blue80.4%
R · 0–255
173
0xad
G · 0–255
212
0xd4
B · 0–255
205
0xcd

CMYK percentages

Cyan18.4%
Magenta0.0%
Yellow3.3%
Key (black)16.9%

Total ink coverage is 39%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#add4cd text on a black background

contrast 13.08:1

Card sample

#add4cd text on a white background

contrast 1.61:1

Card sample

#add4cd on grey

1.47:1

#add4cd on its own surface

1.52:1

#add4cd on its dark surface

10.03:1

CSS3 live lab

Text font color

The quick brown fox

color: #add4cd;
Background color
Panel with #add4cd background
background-color: #add4cd;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #add4cd;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(173, 212, 205, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(173, 212, 205, 0.45);
Border & gradient
Gradient panel
border: 3px solid #add4cd;
background: linear-gradient(135deg, #add4cd, #ADC1D4);
Gradient text

Gradient headline

background: linear-gradient(90deg, #add4cd, #ADB7D4);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #add4cd;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #add4cd;
caret-color: #add4cd;
Left rule
Pull quote or callout
border-left: 4px solid #add4cd;
Ring + tint
Selected chip
background: #EEF6F5;
box-shadow: inset 0 0 0 2px #add4cd;
Conic badge
68%
background: conic-gradient(#add4cd 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #add4cd 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(173, 212, 205, 0.5)
rgb(173 212 205 / 50%)
#add4cd80
hsl(169 31% 76% / 50%)
color-mix(in srgb, #add4cd 50%, transparent)
Alpha8-digit hexFlat on white
10%#add4cd1a#F7FBFA
20%#add4cd33#EFF6F5
40%#add4cd66#DEEEEB
60%#add4cd99#CEE5E1
80%#add4cdcc#BDDDD7

Gradients from #add4cd

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, #D5E9E5, #add4cd 45%, #2C544C);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #add4cd, #99AEC9);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #add4cd, #D4ADB4);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #E9F4F2 0%, #add4cd 45%, #2C544C 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #F5FAF9, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #CEE6D4 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #C1D3DF 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #2C544C 0%, transparent 65%), #add4cd;

Monochromatic scale

Palettes built from #add4cd

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.

#add4cd 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

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 13.08:1.

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.

#add4cd, answered

What color is #add4cd?

#add4cd is a light soft cyan, closest to Powder Blue (ΔE2000 6.1). It sits at 169° on the hue wheel with 31% saturation and 76% lightness, which reads as cool.

What is the RGB value of #add4cd?

rgb(173, 212, 205) — 173 red, 212 green and 205 blue out of 255, or 67.8% / 83.1% / 80.4% by channel.

What is #add4cd in HSL and HSV?

hsl(169, 31%, 76%) and hsv(169, 18%, 83%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #add4cd a light or a dark color?

It is a light color. Relative luminance is 0.6038 and perceived brightness is 79%, so black text on it reaches 13.08:1.

Should I use black or white text on #add4cd?

Black. It scores 13.08:1 against #add4cd, versus 1.61:1 for white — AAA at any size.

Is #add4cd accessible on a white background?

#add4cd on white scores 1.61:1, which fails WCAG AA at every size. Darken it to #448176 to reach 4.5:1, or #325F57 for 7:1.

What is the complementary color of #add4cd?

#D4ADB4 sits directly opposite on the wheel. Softer options are the split-complements #D4ADC8 and #D4BAAD, which give the same contrast with far less vibration.

What colors go well with #add4cd?

For interface work: #F5FAF9 as the surface, #C9E3DE for borders, #4F978A for secondary text, #8A425F as an accent and #2C544C for hover and pressed states. For a palette, the analogous pair #ADD4BA and #ADC8D4 stays calm, while #D4ADB4 is the loudest partner.

What is #add4cd in CMYK for printing?

cmyk(18%, 0%, 3%, 17%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #add4cd warm or cool?

Cool — it scores 79 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #ADD4BF; nudged cooler, #ACCED5.

Which Tailwind color is closest to #add4cd?

The teal family — its 500 step is #14b8a6, ΔE2000 16.7 away. That is a visible difference, so define #add4cd as a custom token rather than reaching for the built-in.

How do I use #add4cd in Tailwind CSS?

Inline it as an arbitrary value with bg-[#add4cd] or text-[#add4cd], 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 #add4cd with 50% opacity?

rgba(173, 212, 205, 0.5), or #add4cd80 in eight-digit hex. Over white that composites to #D6EAE6; over black, #576A67.

Is #add4cd a web-safe color?

No. The nearest web-safe colour is #99CCCC, ΔE2000 4.4 away. The palette only matters for legacy displays and some email clients now.

What does the color #add4cd mean?

As a cyan, it reads clean, technical, fresh. Cyan reads as water, air and infrastructure: cool, hygienic, engineered. At this moderate chroma the association is present but not shouted.

What gradient works with #add4cd?

The safest is same-hue elevation: linear-gradient(135deg, #D5E9E5, #add4cd 45%, #2C544C). For more colour, a short hue run to #99AEC9 keeps it rich without turning muddy.

Work with #add4cd in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #add4cd at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.