#123239#123239

#123239 is a dark, muted cyan. Relative luminance 0.027; OKLCH L 29.7% C 0.039 H 214.2°. Best body text is #FFFFFF at 13.63:1 contrast (WCAG AA passes).

Color values

HEX	#123239
RGB	rgb(18, 50, 57)
HSL	hsl(191, 52%, 15%)
HSV	hsv(191, 68%, 22%)
CMYK	cmyk(68.4%, 12.3%, 0%, 77.6%)
CIE-LAB	lab(18.82, -9.16, -7.97)
CIE-LCH	lch(18.82, 12.14, 221.00°)
OKLab	oklab(29.66% -0.0325 -0.0221)
OKLCH	oklch(29.66% 0.039 214.2)
XYZ	xyz(2.1283, 2.7050, 4.2801)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123239 #391912

analogous

#12392D #123239 #121F39

triadic

#123239 #391232 #323912

tetradic

#123239 #2D1239 #391912 #1F3912

square

#123239 #2D1239 #391912 #1F3912

split-complementary

#123239 #39121F #392D12

monochromatic

#071417 #071417 #123239 #215B68 #2F8496

Accessibility & contrast

On white

13.63

#123239 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#123239 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123239

13.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123239	#FFFFFF	#000000	##FFFFFF
##123239	1.00	13.63	1.54	13.63
#FFFFFF	13.63	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3039

Deuteranopia (green-blind)

#272C39

Tritanopia (blue-blind)

#003534

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #123239;
/* rgb */ color: rgb(18, 50, 57);
/* oklch */ color: oklch(29.7% 0.039 214.2);

Tailwind

colors: {
  custom: {
    50: '#556a6f',
    500: '#123239',
    950: '#000000',
  },
}

SCSS

$custom: #123239;
$custom-light: #556a6f;
$custom-dark: #000000;

JSON

{
  "hex": "#123239",
  "rgb": {
    "r": 18,
    "g": 50,
    "b": 57
  },
  "hsl": {
    "h": 190.769,
    "s": 52,
    "l": 14.706
  },
  "oklch": {
    "l": 0.29659,
    "c": 0.03928,
    "h": 214.2
  },
  "luminance": 0.02705
}

Semantic roles & 50–950 ramp

primary

#123239

secondary

#724035

accent

#664CDB

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #123239

Body copy rendered with the generated semantic roles for this colour.

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