#09121C#09121C

#09121C is a very dark, muted cyan. Relative luminance 0.006; OKLCH L 17.9% C 0.025 H 251.7°. Best body text is #FFFFFF at 18.83:1 contrast (WCAG AA passes).

Color values

HEX	#09121C
RGB	rgb(9, 18, 28)
HSL	hsl(212, 51%, 7%)
HSV	hsv(212, 68%, 11%)
CMYK	cmyk(67.9%, 35.7%, 0%, 89%)
CIE-LAB	lab(5.19, -0.31, -7.74)
CIE-LCH	lch(5.19, 7.74, 267.71°)
OKLab	oklab(17.88% -0.0078 -0.0236)
OKLCH	oklch(17.88% 0.025 251.7)
XYZ	xyz(0.5385, 0.5745, 1.1809)
Luminance	0.0057 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#09121C #1C1309

analogous

#091C1C #09121C #0A091C

triadic

#09121C #1C0912 #121C09

tetradic

#09121C #1C091C #1C1309 #091C0A

square

#09121C #1C091C #1C1309 #091C0A

split-complementary

#09121C #1C0A09 #1C1C09

monochromatic

#070F17 #070F17 #09121C #18304A #274E79

Accessibility & contrast

On white

18.83

#09121C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#09121C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #09121C

18.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##09121C	#FFFFFF	#000000	##FFFFFF
##09121C	1.00	18.83	1.12	18.83
#FFFFFF	18.83	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E121C

Deuteranopia (green-blind)

#0C101C

Tritanopia (blue-blind)

#031415

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #09121c;
/* rgb */ color: rgb(9, 18, 28);
/* oklch */ color: oklch(17.9% 0.025 251.7);

Tailwind

colors: {
  custom: {
    50: '#4a5058',
    500: '#09121c',
    950: '#000000',
  },
}

SCSS

$custom: #09121c;
$custom-light: #4a5058;
$custom-dark: #000000;

JSON

{
  "hex": "#09121c",
  "rgb": {
    "r": 9,
    "g": 18,
    "b": 28
  },
  "hsl": {
    "h": 211.579,
    "s": 51.351,
    "l": 7.255
  },
  "oklch": {
    "l": 0.17881,
    "c": 0.02486,
    "h": 251.7
  },
  "luminance": 0.00575
}

Semantic roles & 50–950 ramp

primary

#09121C

secondary

#584229

accent

#984DDB

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#010203

muted

#777878

Preview Lab

Preview with #09121C

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

Preview Lab → · Contrast checker → · Palette generator →