#0A242F#0A242F

#0A242F is a very dark, muted cyan. Relative luminance 0.015; OKLCH L 24.6% C 0.038 H 229.0°. Best body text is #FFFFFF at 16.07:1 contrast (WCAG AA passes).

Color values

HEX	#0A242F
RGB	rgb(10, 36, 47)
HSL	hsl(198, 65%, 11%)
HSV	hsv(198, 79%, 18%)
CMYK	cmyk(78.7%, 23.4%, 0%, 81.6%)
CIE-LAB	lab(12.81, -5.55, -10.18)
CIE-LCH	lch(12.81, 11.60, 241.40°)
OKLab	oklab(24.6% -0.0247 -0.0285)
OKLCH	oklch(24.6% 0.038 229)
XYZ	xyz(1.2689, 1.5314, 2.9175)
Luminance	0.0153 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A242F #2F150A

analogous

#0A2F27 #0A242F #0A112F

triadic

#0A242F #2F0A24 #242F0A

tetradic

#0A242F #270A2F #2F150A #112F0A

square

#0A242F #270A2F #2F150A #112F0A

split-complementary

#0A242F #2F0A11 #2F270A

monochromatic

#051319 #051319 #0A242F #154B61 #1F7194

Accessibility & contrast

On white

16.07

#0A242F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#0A242F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A242F

16.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A242F	#FFFFFF	#000000	##FFFFFF
##0A242F	1.00	16.07	1.31	16.07
#FFFFFF	16.07	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E2330

Deuteranopia (green-blind)

#191F2F

Tritanopia (blue-blind)

#002728

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #0a242f;
/* rgb */ color: rgb(10, 36, 47);
/* oklch */ color: oklch(24.6% 0.038 229.0);

Tailwind

colors: {
  custom: {
    50: '#4e5e67',
    500: '#0a242f',
    950: '#000000',
  },
}

SCSS

$custom: #0a242f;
$custom-light: #4e5e67;
$custom-dark: #000000;

JSON

{
  "hex": "#0a242f",
  "rgb": {
    "r": 10,
    "g": 36,
    "b": 47
  },
  "hsl": {
    "h": 197.838,
    "s": 64.912,
    "l": 11.176
  },
  "oklch": {
    "l": 0.246,
    "c": 0.03771,
    "h": 229
  },
  "luminance": 0.01532
}

Semantic roles & 50–950 ramp

primary

#0A242F

secondary

#6C3D29

accent

#7240E8

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020406

muted

#78797A

Preview Lab

Preview with #0A242F

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

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