#0A121A#0A121A

#0A121A is a very dark, muted cyan. Relative luminance 0.006; OKLCH L 17.8% C 0.021 H 249.1°. Best body text is #FFFFFF at 18.84:1 contrast (WCAG AA passes).

Color values

HEX	#0A121A
RGB	rgb(10, 18, 26)
HSL	hsl(210, 44%, 7%)
HSV	hsv(210, 62%, 10%)
CMYK	cmyk(61.5%, 30.8%, 0%, 89.8%)
CIE-LAB	lab(5.16, -0.63, -6.21)
CIE-LCH	lch(5.16, 6.24, 264.17°)
OKLab	oklab(17.84% -0.0074 -0.0193)
OKLCH	oklch(17.84% 0.021 249.1)
XYZ	xyz(0.5279, 0.5717, 1.0596)
Luminance	0.0057 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A121A #1A120A

analogous

#0A1A1A #0A121A #0A0A1A

triadic

#0A121A #1A0A12 #121A0A

tetradic

#0A121A #1A0A1A #1A120A #0A1A0A

square

#0A121A #1A0A1A #1A120A #0A1A0A

split-complementary

#0A121A #1A0A0A #1A1A0A

monochromatic

#090F16 #090F16 #0A121A #1B3146 #2C4F72

Accessibility & contrast

On white

18.84

#0A121A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#0A121A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A121A

18.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A121A	#FFFFFF	#000000	##FFFFFF
##0A121A	1.00	18.84	1.11	18.84
#FFFFFF	18.84	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F121A

Deuteranopia (green-blind)

#0D111A

Tritanopia (blue-blind)

#051415

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #0a121a;
/* rgb */ color: rgb(10, 18, 26);
/* oklch */ color: oklch(17.8% 0.021 249.1);

Tailwind

colors: {
  custom: {
    50: '#4b5056',
    500: '#0a121a',
    950: '#000000',
  },
}

SCSS

$custom: #0a121a;
$custom-light: #4b5056;
$custom-dark: #000000;

JSON

{
  "hex": "#0a121a",
  "rgb": {
    "r": 10,
    "g": 18,
    "b": 26
  },
  "hsl": {
    "h": 210,
    "s": 44.444,
    "l": 7.059
  },
  "oklch": {
    "l": 0.17838,
    "c": 0.02062,
    "h": 249.1
  },
  "luminance": 0.00572
}

Semantic roles & 50–950 ramp

primary

#0A121A

secondary

#54402C

accent

#9454D4

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#010203

muted

#777878

Preview Lab

Preview with #0A121A

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

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