#02171D#02171D

#02171D is a very dark, muted cyan. Relative luminance 0.007; OKLCH L 19.0% C 0.031 H 218.3°. Best body text is #FFFFFF at 18.38:1 contrast (WCAG AA passes).

Color values

HEX	#02171D
RGB	rgb(2, 23, 29)
HSL	hsl(193, 87%, 6%)
HSV	hsv(193, 93%, 11%)
CMYK	cmyk(93.1%, 20.7%, 0%, 88.6%)
CIE-LAB	lab(6.45, -5.15, -6.66)
CIE-LCH	lch(6.45, 8.42, 232.25°)
OKLab	oklab(19% -0.0243 -0.0191)
OKLCH	oklch(19% 0.031 218.3)
XYZ	xyz(0.5531, 0.7143, 1.2709)
Luminance	0.0071 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#02171D #1D0802

analogous

#021D15 #02171D #02091D

triadic

#02171D #1D0217 #171D02

tetradic

#02171D #15021D #1D0802 #091D02

square

#02171D #15021D #1D0802 #091D02

split-complementary

#02171D #1D0209 #1D1502

monochromatic

#02171D #02171D #02171D #064456 #0A7290

Accessibility & contrast

On white

18.38

#02171D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#02171D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #02171D

18.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##02171D	#FFFFFF	#000000	##FFFFFF
##02171D	1.00	18.38	1.14	18.38
#FFFFFF	18.38	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13161D

Deuteranopia (green-blind)

#0F131D

Tritanopia (blue-blind)

#001919

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #02171d;
/* rgb */ color: rgb(2, 23, 29);
/* oklch */ color: oklch(19.0% 0.031 218.3);

Tailwind

colors: {
  custom: {
    50: '#475358',
    500: '#02171d',
    950: '#000000',
  },
}

SCSS

$custom: #02171d;
$custom-light: #475358;
$custom-dark: #000000;

JSON

{
  "hex": "#02171d",
  "rgb": {
    "r": 2,
    "g": 23,
    "b": 29
  },
  "hsl": {
    "h": 193.333,
    "s": 87.097,
    "l": 6.078
  },
  "oklch": {
    "l": 0.19003,
    "c": 0.03091,
    "h": 218.3
  },
  "luminance": 0.00714
}

Semantic roles & 50–950 ramp

primary

#02171D

secondary

#632918

accent

#592BFD

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000203

muted

#777878

Preview Lab

Preview with #02171D

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

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