#02232B#02232B

#02232B is a very dark, muted cyan. Relative luminance 0.014; OKLCH L 23.7% C 0.040 H 217.4°. Best body text is #FFFFFF at 16.43:1 contrast (WCAG AA passes).

Color values

HEX	#02232B
RGB	rgb(2, 35, 43)
HSL	hsl(192, 91%, 9%)
HSV	hsv(192, 95%, 17%)
CMYK	cmyk(95.3%, 18.6%, 0%, 83.1%)
CIE-LAB	lab(11.89, -8.42, -8.74)
CIE-LCH	lch(11.89, 12.14, 226.07°)
OKLab	oklab(23.7% -0.032 -0.0245)
OKLCH	oklch(23.7% 0.04 217.4)
XYZ	xyz(1.0619, 1.3893, 2.4972)
Luminance	0.0139 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#02232B #2B0A02

analogous

#022B1F #02232B #020F2B

triadic

#02232B #2B0223 #232B02

tetradic

#02232B #1F022B #2B0A02 #0F2B02

square

#02232B #1F022B #2B0A02 #0F2B02

split-complementary

#02232B #2B020F #2B1F02

monochromatic

#01181D #01181D #02232B #055365 #0782A0

Accessibility & contrast

On white

16.43

#02232B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#02232B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #02232B

16.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##02232B	#FFFFFF	#000000	##FFFFFF
##02232B	1.00	16.43	1.28	16.43
#FFFFFF	16.43	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E222B

Deuteranopia (green-blind)

#181D2B

Tritanopia (blue-blind)

#002626

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #02232b;
/* rgb */ color: rgb(2, 35, 43);
/* oklch */ color: oklch(23.7% 0.040 217.4);

Tailwind

colors: {
  custom: {
    50: '#4a5d64',
    500: '#02232b',
    950: '#000000',
  },
}

SCSS

$custom: #02232b;
$custom-light: #4a5d64;
$custom-dark: #000000;

JSON

{
  "hex": "#02232b",
  "rgb": {
    "r": 2,
    "g": 35,
    "b": 43
  },
  "hsl": {
    "h": 191.707,
    "s": 91.111,
    "l": 8.824
  },
  "oklch": {
    "l": 0.23701,
    "c": 0.04032,
    "h": 217.4
  },
  "luminance": 0.01389
}

Semantic roles & 50–950 ramp

primary

#02232B

secondary

#702A19

accent

#5329FF

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#010405

muted

#777979

Preview Lab

Preview with #02232B

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

Preview Lab → · Contrast checker → · Palette generator →