#031F2F#031F2F

#031F2F is a very dark, muted cyan. Relative luminance 0.012; OKLCH L 22.7% C 0.046 H 237.6°. Best body text is #FFFFFF at 16.92:1 contrast (WCAG AA passes).

Color values

HEX	#031F2F
RGB	rgb(3, 31, 47)
HSL	hsl(202, 88%, 10%)
HSV	hsv(202, 94%, 18%)
CMYK	cmyk(93.6%, 34%, 0%, 81.6%)
CIE-LAB	lab(10.59, -3.59, -13.65)
CIE-LCH	lch(10.59, 14.12, 255.25°)
OKLab	oklab(22.75% -0.0245 -0.0386)
OKLCH	oklch(22.75% 0.046 237.6)
XYZ	xyz(1.0404, 1.2044, 2.8664)
Luminance	0.0120 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031F2F #2F1303

analogous

#032F29 #031F2F #03092F

triadic

#031F2F #2F031F #1F2F03

tetradic

#031F2F #29032F #2F1303 #092F03

square

#031F2F #29032F #2F1303 #092F03

split-complementary

#031F2F #2F0309 #2F2903

monochromatic

#02131D #02131D #031F2F #074569 #0A6BA2

Accessibility & contrast

On white

16.92

#031F2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#031F2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031F2F

16.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031F2F	#FFFFFF	#000000	##FFFFFF
##031F2F	1.00	16.92	1.24	16.92
#FFFFFF	16.92	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171F30

Deuteranopia (green-blind)

#111B2F

Tritanopia (blue-blind)

#002325

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #031f2f;
/* rgb */ color: rgb(3, 31, 47);
/* oklch */ color: oklch(22.7% 0.046 237.6);

Tailwind

colors: {
  custom: {
    50: '#4b5a67',
    500: '#031f2f',
    950: '#000000',
  },
}

SCSS

$custom: #031f2f;
$custom-light: #4b5a67;
$custom-dark: #000000;

JSON

{
  "hex": "#031f2f",
  "rgb": {
    "r": 3,
    "g": 31,
    "b": 47
  },
  "hsl": {
    "h": 201.818,
    "s": 88,
    "l": 9.804
  },
  "oklch": {
    "l": 0.22748,
    "c": 0.04574,
    "h": 237.6
  },
  "luminance": 0.01205
}

Semantic roles & 50–950 ramp

primary

#031F2F

secondary

#733B1B

accent

#772AFE

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010306

muted

#77787A

Preview Lab

Preview with #031F2F

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

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