#0A223D#0A223D

#0A223D is a very dark, muted cyan. Relative luminance 0.015; OKLCH L 24.9% C 0.059 H 253.5°. Best body text is #FFFFFF at 16.04:1 contrast (WCAG AA passes).

Color values

HEX	#0A223D
RGB	rgb(10, 34, 61)
HSL	hsl(212, 72%, 14%)
HSV	hsv(212, 84%, 24%)
CMYK	cmyk(83.6%, 44.3%, 0%, 76.1%)
CIE-LAB	lab(12.89, 1.96, -20.00)
CIE-LCH	lch(12.89, 20.09, 275.60°)
OKLab	oklab(24.94% -0.0169 -0.057)
OKLCH	oklch(24.94% 0.059 253.5)
XYZ	xyz(1.5392, 1.5453, 4.6311)
Luminance	0.0155 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A223D #3D250A

analogous

#0A3C3D #0A223D #0C0A3D

triadic

#0A223D #3D0A22 #223D0A

tetradic

#0A223D #3D0A3C #3D250A #0A3D0C

square

#0A223D #3D0A3C #3D250A #0A3D0C

split-complementary

#0A223D #3D0C0A #3C3D0A

monochromatic

#040F1A #040F1A #0A223D #133F72 #1B5DA6

Accessibility & contrast

On white

16.04

#0A223D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#0A223D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A223D

16.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A223D	#FFFFFF	#000000	##FFFFFF
##0A223D	1.00	16.04	1.31	16.04
#FFFFFF	16.04	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15243E

Deuteranopia (green-blind)

#0E1F3C

Tritanopia (blue-blind)

#00282C

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #0a223d;
/* rgb */ color: rgb(10, 34, 61);
/* oklch */ color: oklch(24.9% 0.059 253.5);

Tailwind

colors: {
  custom: {
    50: '#515c72',
    500: '#0a223d',
    950: '#000000',
  },
}

SCSS

$custom: #0a223d;
$custom-light: #515c72;
$custom-dark: #000000;

JSON

{
  "hex": "#0a223d",
  "rgb": {
    "r": 10,
    "g": 34,
    "b": 61
  },
  "hsl": {
    "h": 211.765,
    "s": 71.831,
    "l": 13.922
  },
  "oklch": {
    "l": 0.24939,
    "c": 0.05944,
    "h": 253.5
  },
  "luminance": 0.01546
}

Semantic roles & 50–950 ramp

primary

#0A223D

secondary

#7A5428

accent

#9939EF

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020408

muted

#78797B

Preview Lab

Preview with #0A223D

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

Preview Lab → · Contrast checker → · Palette generator →