#031B24#031B24

#031B24 is a very dark, muted cyan. Relative luminance 0.009; OKLCH L 20.8% C 0.035 H 225.6°. Best body text is #FFFFFF at 17.70:1 contrast (WCAG AA passes).

Color values

HEX	#031B24
RGB	rgb(3, 27, 36)
HSL	hsl(196, 85%, 8%)
HSV	hsv(196, 92%, 14%)
CMYK	cmyk(91.7%, 25%, 0%, 85.9%)
CIE-LAB	lab(8.40, -5.57, -8.97)
CIE-LCH	lch(8.40, 10.55, 238.16°)
OKLab	oklab(20.79% -0.0246 -0.0251)
OKLCH	oklch(20.79% 0.035 225.6)
XYZ	xyz(0.7478, 0.9305, 1.8089)
Luminance	0.0093 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031B24 #240C03

analogous

#03241C #031B24 #030A24

triadic

#031B24 #24031B #1B2403

tetradic

#031B24 #1C0324 #240C03 #0A2403

square

#031B24 #1C0324 #240C03 #0A2403

split-complementary

#031B24 #24030A #241C03

monochromatic

#02151C #02151C #031B24 #08455C #0C7095

Accessibility & contrast

On white

17.70

#031B24 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#031B24 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031B24

17.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031B24	#FFFFFF	#000000	##FFFFFF
##031B24	1.00	17.70	1.19	17.70
#FFFFFF	17.70	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161A24

Deuteranopia (green-blind)

#111724

Tritanopia (blue-blind)

#001E1E

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #031b24;
/* rgb */ color: rgb(3, 27, 36);
/* oklch */ color: oklch(20.8% 0.035 225.6);

Tailwind

colors: {
  custom: {
    50: '#48575e',
    500: '#031b24',
    950: '#000000',
  },
}

SCSS

$custom: #031b24;
$custom-light: #48575e;
$custom-dark: #000000;

JSON

{
  "hex": "#031b24",
  "rgb": {
    "r": 3,
    "g": 27,
    "b": 36
  },
  "hsl": {
    "h": 196.364,
    "s": 84.615,
    "l": 7.647
  },
  "oklch": {
    "l": 0.20794,
    "c": 0.03521,
    "h": 225.6
  },
  "luminance": 0.00931
}

Semantic roles & 50–950 ramp

primary

#031B24

secondary

#68301B

accent

#652DFB

background

#F4F5F5

surface

#E6E9E9

border

#C2C5C5

text

#000304

muted

#777879

Preview Lab

Preview with #031B24

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

Preview Lab → · Contrast checker → · Palette generator →