#12181E#12181E

#12181E is a very dark, near-neutral cyan. Relative luminance 0.009; OKLCH L 20.6% C 0.015 H 248.5°. Best body text is #FFFFFF at 17.87:1 contrast (WCAG AA passes).

Color values

HEX	#12181E
RGB	rgb(18, 24, 30)
HSL	hsl(210, 25%, 9%)
HSV	hsv(210, 40%, 12%)
CMYK	cmyk(40%, 20%, 0%, 88.2%)
CIE-LAB	lab(7.91, -0.89, -5.12)
CIE-LCH	lch(7.91, 5.19, 260.09°)
OKLab	oklab(20.57% -0.0055 -0.014)
OKLCH	oklch(20.57% 0.015 248.5)
XYZ	xyz(0.8104, 0.8756, 1.3543)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12181E #1E1812

analogous

#121E1E #12181E #12121E

triadic

#12181E #1E1218 #181E12

tetradic

#12181E #1E121E #1E1812 #121E12

square

#12181E #1E121E #1E1812 #121E12

split-complementary

#12181E #1E1212 #1E1E12

monochromatic

#0B0F13 #0B0F13 #12181E #293744 #40556B

Accessibility & contrast

On white

17.87

#12181E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#12181E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12181E

17.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12181E	#FFFFFF	#000000	##FFFFFF
##12181E	1.00	17.87	1.18	17.87
#FFFFFF	17.87	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16181E

Deuteranopia (green-blind)

#14171E

Tritanopia (blue-blind)

#0E191A

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #12181e;
/* rgb */ color: rgb(18, 24, 30);
/* oklch */ color: oklch(20.6% 0.015 248.5);

Tailwind

colors: {
  custom: {
    50: '#505459',
    500: '#12181e',
    950: '#000000',
  },
}

SCSS

$custom: #12181e;
$custom-light: #505459;
$custom-dark: #000000;

JSON

{
  "hex": "#12181e",
  "rgb": {
    "r": 18,
    "g": 24,
    "b": 30
  },
  "hsl": {
    "h": 210,
    "s": 25,
    "l": 9.412
  },
  "oklch": {
    "l": 0.20571,
    "c": 0.01506,
    "h": 248.5
  },
  "luminance": 0.00876
}

Semantic roles & 50–950 ramp

primary

#12181E

secondary

#52463A

accent

#9466C1

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#020203

muted

#787878

Preview Lab

Preview with #12181E

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

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