#031D1F#031D1F

#031D1F is a very dark, muted teal. Relative luminance 0.010; OKLCH L 21.2% C 0.032 H 202.0°. Best body text is #FFFFFF at 17.51:1 contrast (WCAG AA passes).

Color values

HEX	#031D1F
RGB	rgb(3, 29, 31)
HSL	hsl(184, 82%, 7%)
HSV	hsv(184, 90%, 12%)
CMYK	cmyk(90.3%, 6.5%, 0%, 87.8%)
CIE-LAB	lab(8.97, -8.98, -4.37)
CIE-LCH	lch(8.97, 9.99, 205.92°)
OKLab	oklab(21.17% -0.03 -0.0121)
OKLCH	oklch(21.17% 0.032 202)
XYZ	xyz(0.7241, 0.9969, 1.4503)
Luminance	0.0100 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031D1F #1F0503

analogous

#031F13 #031D1F #030F1F

triadic

#031D1F #1F031D #1D1F03

tetradic

#031D1F #13031F #1F0503 #0F1F03

square

#031D1F #13031F #1F0503 #0F1F03

split-complementary

#031D1F #1F030F #1F1303

monochromatic

#031A1C #031A1C #031D1F #085157 #0E858F

Accessibility & contrast

On white

17.51

#031D1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#031D1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031D1F

17.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031D1F	#FFFFFF	#000000	##FFFFFF
##031D1F	1.00	17.51	1.20	17.51
#FFFFFF	17.51	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1B1F

Deuteranopia (green-blind)

#16181F

Tritanopia (blue-blind)

#001F1E

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #031d1f;
/* rgb */ color: rgb(3, 29, 31);
/* oklch */ color: oklch(21.2% 0.032 202.0);

Tailwind

colors: {
  custom: {
    50: '#47595a',
    500: '#031d1f',
    950: '#000000',
  },
}

SCSS

$custom: #031d1f;
$custom-light: #47595a;
$custom-dark: #000000;

JSON

{
  "hex": "#031d1f",
  "rgb": {
    "r": 3,
    "g": 29,
    "b": 31
  },
  "hsl": {
    "h": 184.286,
    "s": 82.353,
    "l": 6.667
  },
  "oklch": {
    "l": 0.21171,
    "c": 0.03233,
    "h": 202
  },
  "luminance": 0.00997
}

Semantic roles & 50–950 ramp

primary

#031D1F

secondary

#63201B

accent

#3E2FF9

background

#F4F5F5

surface

#E6E9E9

border

#C2C5C5

text

#000303

muted

#777878

Preview Lab

Preview with #031D1F

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

Preview Lab → · Contrast checker → · Palette generator →