#0A202F#0A202F

#0A202F is a very dark, muted cyan. Relative luminance 0.013; OKLCH L 23.4% C 0.040 H 241.2°. Best body text is #FFFFFF at 16.66:1 contrast (WCAG AA passes).

Color values

HEX	#0A202F
RGB	rgb(10, 32, 47)
HSL	hsl(204, 65%, 11%)
HSV	hsv(204, 79%, 18%)
CMYK	cmyk(78.7%, 31.9%, 0%, 81.6%)
CIE-LAB	lab(11.29, -2.71, -12.53)
CIE-LCH	lch(11.29, 12.82, 257.80°)
OKLab	oklab(23.4% -0.0194 -0.0352)
OKLCH	oklch(23.4% 0.04 241.2)
XYZ	xyz(1.1546, 1.3027, 2.8794)
Luminance	0.0130 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A202F #2F190A

analogous

#0A2F2B #0A202F #0A0D2F

triadic

#0A202F #2F0A20 #202F0A

tetradic

#0A202F #2B0A2F #2F190A #0D2F0A

square

#0A202F #2B0A2F #2F190A #0D2F0A

split-complementary

#0A202F #2F0A0D #2F2B0A

monochromatic

#051119 #051119 #0A202F #154261 #1F6594

Accessibility & contrast

On white

16.66

#0A202F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#0A202F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A202F

16.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A202F	#FFFFFF	#000000	##FFFFFF
##0A202F	1.00	16.66	1.26	16.66
#FFFFFF	16.66	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#192030

Deuteranopia (green-blind)

#141C2F

Tritanopia (blue-blind)

#002425

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #0a202f;
/* rgb */ color: rgb(10, 32, 47);
/* oklch */ color: oklch(23.4% 0.040 241.2);

Tailwind

colors: {
  custom: {
    50: '#4e5b67',
    500: '#0a202f',
    950: '#000000',
  },
}

SCSS

$custom: #0a202f;
$custom-light: #4e5b67;
$custom-dark: #000000;

JSON

{
  "hex": "#0a202f",
  "rgb": {
    "r": 10,
    "g": 32,
    "b": 47
  },
  "hsl": {
    "h": 204.324,
    "s": 64.912,
    "l": 11.176
  },
  "oklch": {
    "l": 0.23398,
    "c": 0.04022,
    "h": 241.2
  },
  "luminance": 0.01303
}

Semantic roles & 50–950 ramp

primary

#0A202F

secondary

#6C4429

accent

#8440E8

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020406

muted

#78797A

Preview Lab

Preview with #0A202F

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

Preview Lab → · Contrast checker → · Palette generator →