#0A221F#0A221F

#0A221F is a very dark, muted teal. Relative luminance 0.013; OKLCH L 23.2% C 0.031 H 184.4°. Best body text is #FFFFFF at 16.65:1 contrast (WCAG AA passes).

Color values

HEX	#0A221F
RGB	rgb(10, 34, 31)
HSL	hsl(173, 55%, 9%)
HSV	hsv(173, 71%, 13%)
CMYK	cmyk(70.6%, 0%, 8.8%, 86.7%)
CIE-LAB	lab(11.33, -10.30, -0.81)
CIE-LCH	lch(11.33, 10.33, 184.52°)
OKLab	oklab(23.18% -0.0304 -0.0024)
OKLCH	oklch(23.18% 0.031 184.4)
XYZ	xyz(0.9444, 1.3074, 1.4986)
Luminance	0.0131 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A221F #220A0D

analogous

#0A2213 #0A221F #0A1922

triadic

#0A221F #1F0A22 #221F0A

tetradic

#0A221F #130A22 #220A0D #19220A

square

#0A221F #130A22 #220A0D #19220A

split-complementary

#0A221F #220A19 #22130A

monochromatic

#071816 #071816 #0A221F #18514A #268175

Accessibility & contrast

On white

16.65

#0A221F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#0A221F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A221F

16.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A221F	#FFFFFF	#000000	##FFFFFF
##0A221F	1.00	16.65	1.26	16.65
#FFFFFF	16.65	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#20201F

Deuteranopia (green-blind)

#1C1D1F

Tritanopia (blue-blind)

#002321

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #0a221f;
/* rgb */ color: rgb(10, 34, 31);
/* oklch */ color: oklch(23.2% 0.031 184.4);

Tailwind

colors: {
  custom: {
    50: '#4c5d5a',
    500: '#0a221f',
    950: '#000000',
  },
}

SCSS

$custom: #0a221f;
$custom-light: #4c5d5a;
$custom-dark: #000000;

JSON

{
  "hex": "#0a221f",
  "rgb": {
    "r": 10,
    "g": 34,
    "b": 31
  },
  "hsl": {
    "h": 172.5,
    "s": 54.545,
    "l": 8.627
  },
  "oklch": {
    "l": 0.23179,
    "c": 0.03052,
    "h": 184.4
  },
  "luminance": 0.01308
}

Semantic roles & 50–950 ramp

primary

#0A221F

secondary

#5E2A30

accent

#4A5CDE

background

#F4F5F5

surface

#E7E9E9

border

#C3C5C5

text

#010403

muted

#777978

Preview Lab

Preview with #0A221F

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

Preview Lab → · Contrast checker → · Palette generator →