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cyan · cool

#0dbacd

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

Token name suggestion: Shadow Reef

RGB
13, 186, 205
HSL
186°, 88%, 43%
CMYK
94, 9, 0, 20
Luminance
0.3961

#0dbacd is a dark electric cyan, 186° on the wheel and 90/100 on the cool side. Put black text on it (8.92:1). As text it scores 2.35:1 on white — use #09818E instead. Nearest name is Dark Turquoise, nearest Tailwind family is cyan.

hsl(186 88% 43%)rgb(13 186 205)Base step 700AAA inkCool

At a glance

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

Hex
#0dbacd
Hue
186°
cyan
Saturation
88%
electric
Lightness
43%
dark
Brightness
80%
HSV value
Perceived
62%
weighted brightness
Luminance
0.3961
WCAG relative
Temperature
Cool
90/100 cool
Color family
Cyan
Tone
Electric
Best ink
Black
8.92:1
Closest name
Dark Turquoise
ΔE2000 7.7
Chroma
37.7
LCH, 0–130ish
OKLCH L
0.722
perceptual lightness
Tailwind
cyan
500 · ΔE 3.8
Web-safe
#00CCCC
nearest of 216
Where it sits
Hue186° of 360°
Saturation88%
Lightness43%
Saturation × lightness field

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

Temperature
Warm ← → Cool90% 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%
Green89%
Blue11%

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

Every format

HEX#0dbacd
HEX (8-digit)#0dbacdff
RGBrgb(13, 186, 205)
RGBArgba(13, 186, 205, 1)
HSLhsl(186, 88%, 43%)
HSV / HSBhsv(186, 94%, 80%)
HWBhwb(186 5% 20%)
CMYKcmyk(94%, 9%, 0%, 20%)
LABlab(69.2 -31.6 -20.6)
LCHlch(69.2 37.7 213.0)
OKLCHoklch(0.722 0.123 207.9)
XYZ (D65)xyz(28.74, 39.61, 63.88)
Decimal899789
Display P3color(display-p3 0.051 0.729 0.804)
Web-safe#00CCCC

Copy-ready code

every platformclick to select
/* CSS */
color: #0dbacd;
background-color: #0dbacd;
/* CSS custom property */
--brand: #0dbacd;
/* Tailwind (arbitrary) */
class="text-[#0dbacd] bg-[#0dbacd]"
/* SCSS */
$brand: #0dbacd;
/* SwiftUI */
Color(red: 0.051, green: 0.729, blue: 0.804)
/* UIKit */
UIColor(red: 0.051, green: 0.729, blue: 0.804, alpha: 1)
/* Android XML */
<color name="brand">#0DBACD</color>
/* Android Compose */
Color(0xFF0DBACD)
/* Flutter */
Color(0xFF0DBACD)
/* Python / OpenCV (BGR) */
(205, 186, 13)
/* Python / PIL (RGB) */
(13, 186, 205)
/* Java AWT */
new Color(13, 186, 205)
/* .NET */
Color.FromArgb(255, 13, 186, 205)
/* OpenGL / Unity (0–1) */
(0.0510f, 0.7294f, 0.8039f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{13,186,205}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #0dbacd 85%, white);
border-color: color-mix(in oklab, #0dbacd 40%, transparent);
/* theme-aware in one line */
color: light-dark(#086D78, #D3EBEE);
/* relative colour syntax */
--hover: hsl(from #0dbacd 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: #F2FCFD;
  --brand-100: #E5F8FA;
  --brand-200: #C4F3F8;
  --brand-300: #95EFF8;
  --brand-400: #61E6F5;
  --brand-500: #2CDEF2;
  --brand-600: #0FD1E6;
  --brand-700: #0dbacd;
  --brand-800: #0A8B99;
  --brand-900: #0C656F;
  --brand-950: #073F45;
  --brand: #0dbacd;
  --brand-ink: #000000;
  --brand-surface: #F4FAFA;
  --brand-border: #C0E8ED;
  --brand-hover: #0B9BAB;
  --brand-pressed: #097D8A;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #142324;
    --brand-ink: #D3EBEE;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F2FCFD',
        100: '#E5F8FA',
        200: '#C4F3F8',
        300: '#95EFF8',
        400: '#61E6F5',
        500: '#2CDEF2',
        600: '#0FD1E6',
        700: '#0dbacd',
        800: '#0A8B99',
        900: '#0C656F',
        950: '#073F45',
        DEFAULT: '#0dbacd',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F2FCFD,
  '100': #E5F8FA,
  '200': #C4F3F8,
  '300': #95EFF8,
  '400': #61E6F5,
  '500': #2CDEF2,
  '600': #0FD1E6,
  '700': #0dbacd,
  '800': #0A8B99,
  '900': #0C656F,
  '950': #073F45,
);
$brand-base: #0dbacd;
$brand-ink: #000000;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F2FCFD", "$type": "color" },
      "100": { "$value": "#E5F8FA", "$type": "color" },
      "200": { "$value": "#C4F3F8", "$type": "color" },
      "300": { "$value": "#95EFF8", "$type": "color" },
      "400": { "$value": "#61E6F5", "$type": "color" },
      "500": { "$value": "#2CDEF2", "$type": "color" },
      "600": { "$value": "#0FD1E6", "$type": "color" },
      "700": { "$value": "#0dbacd", "$type": "color" },
      "800": { "$value": "#0A8B99", "$type": "color" },
      "900": { "$value": "#0C656F", "$type": "color" },
      "950": { "$value": "#073F45", "$type": "color" }
    },
    "brandInk": { "$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 #0dbacd · 8.92:1
Use #000000AAA at every size.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 2.35:1
AA fail · AA large fail · AAA fail
Aa
Black text · 8.92:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #0dbacd as text scores 2.35:1 on white and 8.92:1 on black.
Best tinted ink on it, if plain black or white feels flat: #086D78 at 2.57:1.

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
#09818E · 4.62:1
AA on white−13% L
#09818E
The quick fox
#075E68 · 7.47:1
AAA on white−21% L
#075E68
The quick fox
#0dbacd · 8.92:1
AA on blackalready passes
#0dbacd
The quick fox
#0dbacd · 8.92:1
AAA on blackalready passes
#0dbacd

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #0BA4B5 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
#0dbacd on white: 2.35:1
AA ✗ fail · AA-large · AAA
Aa
#0dbacd on black: 8.92:1
AA ✓ pass · AA-large · AAA
Against the neutral ladder

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

NeutralRatioBoth directions
White2.35:1AaAa
Slate 502.25:1AaAa
Slate 1002.15:1AaAa
Slate 2001.91:1AaAa
Slate 3001.59:1AaAa
Slate 4001.09:1AaAa
Slate 5002.02:1AaAa
Slate 6003.22:1AaAa
Slate 7004.40:1AaAa
Slate 8006.22:1AaAa
Slate 9007.58:1AaAa
Black8.92:1AaAa
Colour vision deficiency
true color
protanopia · #A8B2CE
deuteranopia · #91A2CD
tritanopia · #00C3C0

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. #0dbacd 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.

#F2FCFD
#E5F8FA
#C4F3F8
#95EFF8
#61E6F5
#2CDEF2
#0FD1E6
#0dbacd
#0A8B99
#0C656F
#073F45
Base = 700Lightest = 50 · #F2FCFDDarkest = 950 · #073F45Text 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 0.031 207.9);
  --brand-100: oklch(0.94 0.049 207.9);
  --brand-200: oklch(0.88 0.074 207.9);
  --brand-300: oklch(0.80 0.096 207.9);
  --brand-400: oklch(0.72 0.113 207.9);
  --brand-500: oklch(0.64 0.123 207.9);
  --brand-600: oklch(0.56 0.123 207.9);
  --brand-700: oklch(0.48 0.115 207.9);
  --brand-800: oklch(0.40 0.103 207.9);
  --brand-900: oklch(0.32 0.086 207.9);
  --brand-950: oklch(0.24 0.067 207.9);
}

Colors that work with #0dbacd

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#C0E8ED
Hairlines and dividers
Muted text#4B939B
Captions on the surface
Accent#D10927
Second voice, not a rival
Dark variant#086D78
Hover, pressed, headers
Light variant#E7FBFD
Selected rows, tints
Dark surface#142324
Dark-mode background
Hover#0B9BAB
One step down in lightness
Pressed#097D8A
Two steps down
Disabled#91B5B9
Chroma pulled out
Focus ring#02D5EC
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 #0dbacd

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 #086D78
Safe as a 1px border on white
No — use #0BA4B5

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
  • Weight57/100
  • 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#CD200D
Analogous left#0DCD80
Analogous right#0D5ACD
Split-complement 1#CD0D5A
Split-complement 2#CD800D
Triadic 1#CD0DBA
Triadic 2#BACD0D
Tetradic#800DCD
On the wheel
Base+30°−30°+120°+240°+180°186°

#0dbacd sits at 186°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red5.1%
Green72.9%
Blue80.4%
R · 0–255
13
0x0d
G · 0–255
186
0xba
B · 0–255
205
0xcd

CMYK percentages

Cyan93.7%
Magenta9.3%
Yellow0.0%
Key (black)19.6%

Total ink coverage is 123%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#0dbacd text on a black background

contrast 8.92:1

Card sample

#0dbacd text on a white background

contrast 2.35:1

Card sample

#0dbacd on grey

2.15:1

#0dbacd on its own surface

2.23:1

#0dbacd on its dark surface

6.89:1

CSS3 live lab

Text font color

The quick brown fox

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

Glowing headline

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

Soft neon halo

text-shadow: 0 0 14px rgba(13, 186, 205, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(13, 186, 205, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0dbacd;
background: linear-gradient(135deg, #0dbacd, #0D3ACD);
Gradient text

Gradient headline

background: linear-gradient(90deg, #0dbacd, #100DCD);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #0dbacd;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #0dbacd;
caret-color: #0dbacd;
Left rule
Pull quote or callout
border-left: 4px solid #0dbacd;
Ring + tint
Selected chip
background: #E7FBFD;
box-shadow: inset 0 0 0 2px #0dbacd;
Conic badge
68%
background: conic-gradient(#0dbacd 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #0dbacd 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(13, 186, 205, 0.5)
rgb(13 186 205 / 50%)
#0dbacd80
hsl(186 88% 43% / 50%)
color-mix(in srgb, #0dbacd 50%, transparent)
Alpha8-digit hexFlat on white
10%#0dbacd1a#E7F8FA
20%#0dbacd33#CFF1F5
40%#0dbacd66#9EE3EB
60%#0dbacd99#6ED6E1
80%#0dbacdcc#3DC8D7

Gradients from #0dbacd

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, #26DDF1, #0dbacd 45%, #086D78);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #0dbacd, #0B24B0);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #0dbacd, #CD200D);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #42E2F3 0%, #0dbacd 45%, #086D78 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%, #1CF18A 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #0F54EA 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #086D78 0%, transparent 65%), #0dbacd;

Monochromatic scale

Palettes built from #0dbacd

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.

#0dbacd 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 8.92:1.

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.

#0dbacd, answered

What color is #0dbacd?

#0dbacd is a dark electric cyan, closest to Dark Turquoise (ΔE2000 7.7). It sits at 186° on the hue wheel with 88% saturation and 43% lightness, which reads as cool.

What is the RGB value of #0dbacd?

rgb(13, 186, 205) — 13 red, 186 green and 205 blue out of 255, or 5.1% / 72.9% / 80.4% by channel.

What is #0dbacd in HSL and HSV?

hsl(186, 88%, 43%) and hsv(186, 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 #0dbacd a light or a dark color?

It is a mid-tone. Relative luminance is 0.3961 and perceived brightness is 62%, so black text on it reaches 8.92:1.

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

Black. It scores 8.92:1 against #0dbacd, versus 2.35:1 for white — AAA at any size.

Is #0dbacd accessible on a white background?

#0dbacd on white scores 2.35:1, which fails WCAG AA at every size. Darken it to #09818E to reach 4.5:1, or #075E68 for 7:1.

What is the complementary color of #0dbacd?

#CD200D sits directly opposite on the wheel. Softer options are the split-complements #CD0D5A and #CD800D, which give the same contrast with far less vibration.

What colors go well with #0dbacd?

For interface work: #F4FAFA as the surface, #C0E8ED for borders, #4B939B for secondary text, #D10927 as an accent and #086D78 for hover and pressed states. For a palette, the analogous pair #0DCD80 and #0D5ACD stays calm, while #CD200D is the loudest partner.

What is #0dbacd in CMYK for printing?

cmyk(94%, 9%, 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 #0dbacd warm or cool?

Cool — it scores 90 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #0DCD99; nudged cooler, #0B91CF.

Which Tailwind color is closest to #0dbacd?

The cyan family — its 500 step is #06b6d4, ΔE2000 3.8 away. That is a visible difference, so define #0dbacd as a custom token rather than reaching for the built-in.

How do I use #0dbacd in Tailwind CSS?

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

rgba(13, 186, 205, 0.5), or #0dbacd80 in eight-digit hex. Over white that composites to #86DDE6; over black, #075D67.

Is #0dbacd a web-safe color?

No. The nearest web-safe colour is #00CCCC, ΔE2000 8.2 away. The palette only matters for legacy displays and some email clients now.

What does the color #0dbacd 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 #0dbacd?

The safest is same-hue elevation: linear-gradient(135deg, #26DDF1, #0dbacd 45%, #086D78). For more colour, a short hue run to #0B24B0 keeps it rich without turning muddy.

Work with #0dbacd in the Color Lab

Every tool opens with this colour already loaded.

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