#00222B#00222B

#00222B is a very dark, muted cyan. Relative luminance 0.013; OKLCH L 23.3% C 0.042 H 219.2°. Best body text is #FFFFFF at 16.62:1 contrast (WCAG AA passes).

Color values

HEX	#00222B
RGB	rgb(0, 34, 43)
HSL	hsl(193, 100%, 8%)
HSV	hsv(193, 100%, 17%)
CMYK	cmyk(100%, 20.9%, 0%, 83.1%)
CIE-LAB	lab(11.40, -8.27, -9.50)
CIE-LCH	lch(11.40, 12.59, 228.96°)
OKLab	oklab(23.29% -0.0327 -0.0266)
OKLCH	oklch(23.29% 0.042 219.2)
XYZ	xyz(1.0079, 1.3183, 2.4864)
Luminance	0.0132 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#00222B #2B0900

analogous

#002B1E #00222B #000C2B

triadic

#00222B #2B0022 #222B00

tetradic

#00222B #1E002B #2B0900 #0C2B00

square

#00222B #1E002B #2B0900 #0C2B00

split-complementary

#00222B #2B000C #2B1E00

monochromatic

#00181F #00181F #00222B #005268 #0083A5

Accessibility & contrast

On white

16.62

#00222B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#00222B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #00222B

16.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##00222B	#FFFFFF	#000000	##FFFFFF
##00222B	1.00	16.62	1.26	16.62
#FFFFFF	16.62	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C212B

Deuteranopia (green-blind)

#161C2B

Tritanopia (blue-blind)

#002525

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #00222b;
/* rgb */ color: rgb(0, 34, 43);
/* oklch */ color: oklch(23.3% 0.042 219.2);

Tailwind

colors: {
  custom: {
    50: '#485d64',
    500: '#00222b',
    950: '#000000',
  },
}

SCSS

$custom: #00222b;
$custom-light: #485d64;
$custom-dark: #000000;

JSON

{
  "hex": "#00222b",
  "rgb": {
    "r": 0,
    "g": 34,
    "b": 43
  },
  "hsl": {
    "h": 192.558,
    "s": 100,
    "l": 8.431
  },
  "oklch": {
    "l": 0.23286,
    "c": 0.04216,
    "h": 219.2
  },
  "luminance": 0.01318
}

Semantic roles & 50–950 ramp

primary

#00222B

secondary

#732814

accent

#5629FF

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#010405

muted

#777979

Preview Lab

Preview with #00222B

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

Preview Lab → · Contrast checker → · Palette generator →