#031F1F#031F1F

#031F1F is a very dark, muted teal. Relative luminance 0.011; OKLCH L 21.8% C 0.034 H 195.0°. Best body text is #FFFFFF at 17.22:1 contrast (WCAG AA passes).

Color values

HEX	#031F1F
RGB	rgb(3, 31, 31)
HSL	hsl(180, 82%, 7%)
HSV	hsv(180, 90%, 12%)
CMYK	cmyk(90.3%, 0%, 0%, 87.8%)
CIE-LAB	lab(9.78, -10.44, -3.14)
CIE-LCH	lch(9.78, 10.90, 196.73°)
OKLab	oklab(21.83% -0.0326 -0.0087)
OKLCH	oklch(21.83% 0.034 195)
XYZ	xyz(0.7747, 1.0982, 1.4672)
Luminance	0.0110 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031F1F #1F0303

analogous

#031F11 #031F1F #03111F

triadic

#031F1F #1F031F #1F1F03

tetradic

#031F1F #11031F #1F0303 #111F03

square

#031F1F #11031F #1F0303 #111F03

split-complementary

#031F1F #1F0311 #1F1103

monochromatic

#031C1C #031C1C #031F1F #085757 #0E8F8F

Accessibility & contrast

On white

17.22

#031F1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#031F1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031F1F

17.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031F1F	#FFFFFF	#000000	##FFFFFF
##031F1F	1.00	17.22	1.22	17.22
#FFFFFF	17.22	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1D1F

Deuteranopia (green-blind)

#181A1F

Tritanopia (blue-blind)

#00201F

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #031f1f;
/* rgb */ color: rgb(3, 31, 31);
/* oklch */ color: oklch(21.8% 0.034 195.0);

Tailwind

colors: {
  custom: {
    50: '#475a5a',
    500: '#031f1f',
    950: '#000000',
  },
}

SCSS

$custom: #031f1f;
$custom-light: #475a5a;
$custom-dark: #000000;

JSON

{
  "hex": "#031f1f",
  "rgb": {
    "r": 3,
    "g": 31,
    "b": 31
  },
  "hsl": {
    "h": 180,
    "s": 82.353,
    "l": 6.667
  },
  "oklch": {
    "l": 0.21834,
    "c": 0.0338,
    "h": 195
  },
  "luminance": 0.01098
}

Semantic roles & 50–950 ramp

primary

#031F1F

secondary

#631B1B

accent

#2F2FF9

background

#F4F5F5

surface

#E6E9E9

border

#C2C5C5

text

#000403

muted

#777978

Preview Lab

Preview with #031F1F

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

Preview Lab → · Contrast checker → · Palette generator →