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cyan · cool

#0ccdcd

a dark, electric cyan · cool · closest name: Dark Turquoise

Token name suggestion: Shadow Glacier

RGB
12, 205, 205
HSL
180°, 89%, 43%
CMYK
94, 0, 0, 20
Luminance
0.4815

#0ccdcd is a dark electric cyan, 180° on the wheel and 88/100 on the cool side. Put black text on it (10.63:1). As text it scores 1.98:1 on white — use #088484 instead. Nearest name is Dark Turquoise, nearest Tailwind family is teal.

hsl(180 89% 43%)rgb(12 205 205)Base step 700AAA inkCool

At a glance

Every number on this page in one read: what #0ccdcd is made of, how bright it looks, and which way it leans.

Hex
#0ccdcd
Hue
180°
cyan
Saturation
89%
electric
Lightness
43%
dark
Brightness
80%
HSV value
Perceived
67%
weighted brightness
Luminance
0.4815
WCAG relative
Temperature
Cool
88/100 cool
Color family
Cyan
Tone
Electric
Best ink
Black
10.63:1
Closest name
Dark Turquoise
ΔE2000 1
Chroma
42.2
LCH, 0–130ish
OKLCH L
0.769
perceptual lightness
Tailwind
teal
500 · ΔE 8.6
Web-safe
#00CCCC
nearest of 216
Where it sits
Hue180° of 360°
Saturation89%
Lightness43%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #0ccdcd.

Temperature
Warm ← → Cool88% 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
Red0%
Green91%
Blue9%

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

Every format

HEX#0ccdcd
HEX (8-digit)#0ccdcdff
RGBrgb(12, 205, 205)
RGBArgba(12, 205, 205, 1)
HSLhsl(180, 89%, 43%)
HSV / HSBhsv(180, 94%, 80%)
HWBhwb(180 5% 20%)
CMYKcmyk(94%, 0%, 0%, 20%)
LABlab(74.9 -40.5 -11.9)
LCHlch(74.9 42.2 196.4)
OKLCHoklch(0.769 0.130 194.8)
XYZ (D65)xyz(33.00, 48.14, 65.30)
Decimal839117
Display P3color(display-p3 0.047 0.804 0.804)
Web-safe#00CCCC

Copy-ready code

every platformclick to select
/* CSS */
color: #0ccdcd;
background-color: #0ccdcd;
/* CSS custom property */
--brand: #0ccdcd;
/* Tailwind (arbitrary) */
class="text-[#0ccdcd] bg-[#0ccdcd]"
/* SCSS */
$brand: #0ccdcd;
/* SwiftUI */
Color(red: 0.047, green: 0.804, blue: 0.804)
/* UIKit */
UIColor(red: 0.047, green: 0.804, blue: 0.804, alpha: 1)
/* Android XML */
<color name="brand">#0CCDCD</color>
/* Android Compose */
Color(0xFF0CCDCD)
/* Flutter */
Color(0xFF0CCDCD)
/* Python / OpenCV (BGR) */
(205, 205, 12)
/* Python / PIL (RGB) */
(12, 205, 205)
/* Java AWT */
new Color(12, 205, 205)
/* .NET */
Color.FromArgb(255, 12, 205, 205)
/* OpenGL / Unity (0–1) */
(0.0471f, 0.8039f, 0.8039f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{12,205,205}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #0ccdcd 85%, white);
border-color: color-mix(in oklab, #0ccdcd 40%, transparent);
/* theme-aware in one line */
color: light-dark(#077878, #D3EEEE);
/* relative colour syntax */
--hover: hsl(from #0ccdcd 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: #F2FDFD;
  --brand-100: #E5FBFB;
  --brand-200: #C4F8F8;
  --brand-300: #95F9F9;
  --brand-400: #60F6F6;
  --brand-500: #2BF3F3;
  --brand-600: #0EE7E7;
  --brand-700: #0ccdcd;
  --brand-800: #099A9A;
  --brand-900: #0B6F6F;
  --brand-950: #074646;
  --brand: #0ccdcd;
  --brand-ink: #000000;
  --brand-surface: #F4FAFA;
  --brand-border: #C0EDED;
  --brand-hover: #0AABAB;
  --brand-pressed: #088989;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #142424;
    --brand-ink: #D3EEEE;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F2FDFD',
        100: '#E5FBFB',
        200: '#C4F8F8',
        300: '#95F9F9',
        400: '#60F6F6',
        500: '#2BF3F3',
        600: '#0EE7E7',
        700: '#0ccdcd',
        800: '#099A9A',
        900: '#0B6F6F',
        950: '#074646',
        DEFAULT: '#0ccdcd',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F2FDFD,
  '100': #E5FBFB,
  '200': #C4F8F8,
  '300': #95F9F9,
  '400': #60F6F6,
  '500': #2BF3F3,
  '600': #0EE7E7,
  '700': #0ccdcd,
  '800': #099A9A,
  '900': #0B6F6F,
  '950': #074646,
);
$brand-base: #0ccdcd;
$brand-ink: #000000;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F2FDFD", "$type": "color" },
      "100": { "$value": "#E5FBFB", "$type": "color" },
      "200": { "$value": "#C4F8F8", "$type": "color" },
      "300": { "$value": "#95F9F9", "$type": "color" },
      "400": { "$value": "#60F6F6", "$type": "color" },
      "500": { "$value": "#2BF3F3", "$type": "color" },
      "600": { "$value": "#0EE7E7", "$type": "color" },
      "700": { "$value": "#0ccdcd", "$type": "color" },
      "800": { "$value": "#099A9A", "$type": "color" },
      "900": { "$value": "#0B6F6F", "$type": "color" },
      "950": { "$value": "#074646", "$type": "color" }
    },
    "brandInk": { "$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 #0ccdcd · 10.63:1
Use #000000AAA at every size.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 1.98:1
AA fail · AA large fail · AAA fail
Aa
Black text · 10.63:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #0ccdcd as text scores 1.98:1 on white and 10.63:1 on black.
Best tinted ink on it, if plain black or white feels flat: #077878 at 2.68:1.

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
#088484 · 4.52:1
AA on white−15% L
#088484
The quick fox
#066363 · 7.06:1
AAA on white−22% L
#066363
The quick fox
#0ccdcd · 10.63:1
AA on blackalready passes
#0ccdcd
The quick fox
#0ccdcd · 10.63:1
AAA on blackalready passes
#0ccdcd

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #09A1A1 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
#0ccdcd on white: 1.98:1
AA ✗ fail · AA-large · AAA
Aa
#0ccdcd on black: 10.63:1
AA ✓ pass · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #0ccdcd as text on that neutral, and that neutral as text on #0ccdcd.

NeutralRatioBoth directions
White1.98:1AaAa
Slate 501.89:1AaAa
Slate 1001.80:1AaAa
Slate 2001.60:1AaAa
Slate 3001.33:1AaAa
Slate 4001.30:1AaAa
Slate 5002.41:1AaAa
Slate 6003.84:1AaAa
Slate 7005.24:1AaAa
Slate 8007.40:1AaAa
Slate 9009.04:1AaAa
Black10.63:1AaAa
Colour vision deficiency
true color
protanopia · #BFC2CD
deuteranopia · #A7B1CE
tritanopia · #00D4CD

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. #0ccdcd is pinned to step 700; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F2FDFD
#E5FBFB
#C4F8F8
#95F9F9
#60F6F6
#2BF3F3
#0EE7E7
#0ccdcd
#099A9A
#0B6F6F
#074646
Base = 700Lightest = 50 · #F2FDFDDarkest = 950 · #074646Text 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 0.033 194.8);
  --brand-100: oklch(0.94 0.052 194.8);
  --brand-200: oklch(0.88 0.078 194.8);
  --brand-300: oklch(0.80 0.101 194.8);
  --brand-400: oklch(0.72 0.120 194.8);
  --brand-500: oklch(0.64 0.130 194.8);
  --brand-600: oklch(0.56 0.130 194.8);
  --brand-700: oklch(0.48 0.122 194.8);
  --brand-800: oklch(0.40 0.109 194.8);
  --brand-900: oklch(0.32 0.091 194.8);
  --brand-950: oklch(0.24 0.072 194.8);
}

Colors that work with #0ccdcd

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#C0EDED
Hairlines and dividers
Muted text#4B9B9B
Captions on the surface
Accent#D1083A
Second voice, not a rival
Dark variant#077878
Hover, pressed, headers
Light variant#E7FEFE
Selected rows, tints
Dark surface#142424
Dark-mode background
Hover#0AABAB
One step down in lightness
Pressed#088989
Two steps down
Disabled#91B8B8
Chroma pulled out
Focus ring#01ECEC
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 #0ccdcd

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
  • Headers, footers and dark-mode surfaces
  • 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
  • Black 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 #077878
Safe as a 1px border on white
No — use #09A1A1

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 low lightness adds weight and formality.

Worth knowing

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

Reads as
  • FormalityHigh
  • EnergyHigh
  • Weight58/100
  • 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#CD0C0C
Analogous left#0CCD6C
Analogous right#0C6CCD
Split-complement 1#CD0C6C
Split-complement 2#CD6C0C
Triadic 1#CD0CCD
Triadic 2#CDCD0C
Tetradic#6C0CCD
On the wheel
Base+30°−30°+120°+240°+180°180°

#0ccdcd sits at 180°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red4.7%
Green80.4%
Blue80.4%
R · 0–255
12
0x0c
G · 0–255
205
0xcd
B · 0–255
205
0xcd

CMYK percentages

Cyan94.1%
Magenta0.0%
Yellow0.0%
Key (black)19.6%

Total ink coverage is 114%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#0ccdcd text on a black background

contrast 10.63:1

Card sample

#0ccdcd text on a white background

contrast 1.98:1

Card sample

#0ccdcd on grey

1.80:1

#0ccdcd on its own surface

1.87:1

#0ccdcd on its dark surface

8.13:1

CSS3 live lab

Text font color

The quick brown fox

color: #0ccdcd;
Background color
Panel with #0ccdcd background
background-color: #0ccdcd;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #0ccdcd;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(12, 205, 205, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(12, 205, 205, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0ccdcd;
background: linear-gradient(135deg, #0ccdcd, #0C4CCD);
Gradient text

Gradient headline

background: linear-gradient(90deg, #0ccdcd, #0C1CCD);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #0ccdcd;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #0ccdcd;
caret-color: #0ccdcd;
Left rule
Pull quote or callout
border-left: 4px solid #0ccdcd;
Ring + tint
Selected chip
background: #E7FEFE;
box-shadow: inset 0 0 0 2px #0ccdcd;
Conic badge
68%
background: conic-gradient(#0ccdcd 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #0ccdcd 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(12, 205, 205, 0.5)
rgb(12 205 205 / 50%)
#0ccdcd80
hsl(180 89% 43% / 50%)
color-mix(in srgb, #0ccdcd 50%, transparent)
Alpha8-digit hexFlat on white
10%#0ccdcd1a#E7FAFA
20%#0ccdcd33#CEF5F5
40%#0ccdcd66#9EEBEB
60%#0ccdcd99#6DE1E1
80%#0ccdcdcc#3DD7D7

Gradients from #0ccdcd

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, #24F2F2, #0ccdcd 45%, #077878);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #0ccdcd, #0A34B0);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #0ccdcd, #CD0C0C);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #41F4F4 0%, #0ccdcd 45%, #077878 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%, #1AF274 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #0E69EA 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #077878 0%, transparent 65%), #0ccdcd;

Monochromatic scale

Palettes built from #0ccdcd

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.

#0ccdcd 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
ButtonsLinksFocus statesCharts
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 10.63:1.

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.

#0ccdcd, answered

What color is #0ccdcd?

#0ccdcd is a dark electric cyan, closest to Dark Turquoise (ΔE2000 1). It sits at 180° on the hue wheel with 89% saturation and 43% lightness, which reads as cool.

What is the RGB value of #0ccdcd?

rgb(12, 205, 205) — 12 red, 205 green and 205 blue out of 255, or 4.7% / 80.4% / 80.4% by channel.

What is #0ccdcd in HSL and HSV?

hsl(180, 89%, 43%) and hsv(180, 94%, 80%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #0ccdcd a light or a dark color?

It is a mid-tone. Relative luminance is 0.4815 and perceived brightness is 67%, so black text on it reaches 10.63:1.

Should I use black or white text on #0ccdcd?

Black. It scores 10.63:1 against #0ccdcd, versus 1.98:1 for white — AAA at any size.

Is #0ccdcd accessible on a white background?

#0ccdcd on white scores 1.98:1, which fails WCAG AA at every size. Darken it to #088484 to reach 4.5:1, or #066363 for 7:1.

What is the complementary color of #0ccdcd?

#CD0C0C sits directly opposite on the wheel. Softer options are the split-complements #CD0C6C and #CD6C0C, which give the same contrast with far less vibration.

What colors go well with #0ccdcd?

For interface work: #F4FAFA as the surface, #C0EDED for borders, #4B9B9B for secondary text, #D1083A as an accent and #077878 for hover and pressed states. For a palette, the analogous pair #0CCD6C and #0C6CCD stays calm, while #CD0C0C is the loudest partner.

What is #0ccdcd in CMYK for printing?

cmyk(94%, 0%, 0%, 20%). 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 #0ccdcd warm or cool?

Cool — it scores 88 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #0CCD86; nudged cooler, #0A9BCF.

Which Tailwind color is closest to #0ccdcd?

The teal family — its 500 step is #14b8a6, ΔE2000 8.6 away. That is a visible difference, so define #0ccdcd as a custom token rather than reaching for the built-in.

How do I use #0ccdcd in Tailwind CSS?

Inline it as an arbitrary value with bg-[#0ccdcd] or text-[#0ccdcd], 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 #0ccdcd with 50% opacity?

rgba(12, 205, 205, 0.5), or #0ccdcd80 in eight-digit hex. Over white that composites to #86E6E6; over black, #066767.

Is #0ccdcd a web-safe color?

No. The nearest web-safe colour is #00CCCC, ΔE2000 0.3 away. The palette only matters for legacy displays and some email clients now.

What does the color #0ccdcd 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 #0ccdcd?

The safest is same-hue elevation: linear-gradient(135deg, #24F2F2, #0ccdcd 45%, #077878). For more colour, a short hue run to #0A34B0 keeps it rich without turning muddy.

Work with #0ccdcd in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #0ccdcd at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.