#031B25#031B25

#031B25 is a very dark, muted cyan. Relative luminance 0.009; OKLCH L 20.9% C 0.036 H 228.2°. Best body text is #FFFFFF at 17.69:1 contrast (WCAG AA passes).

Color values

HEX	#031B25
RGB	rgb(3, 27, 37)
HSL	hsl(198, 85%, 8%)
HSV	hsv(198, 92%, 15%)
CMYK	cmyk(91.9%, 27%, 0%, 85.5%)
CIE-LAB	lab(8.45, -5.17, -9.63)
CIE-LCH	lch(8.45, 10.93, 241.79°)
OKLab	oklab(20.86% -0.0241 -0.027)
OKLCH	oklch(20.86% 0.036 228.2)
XYZ	xyz(0.7633, 0.9367, 1.8905)
Luminance	0.0094 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031B25 #250D03

analogous

#03251E #031B25 #030A25

triadic

#031B25 #25031B #1B2503

tetradic

#031B25 #1E0325 #250D03 #0A2503

square

#031B25 #1E0325 #250D03 #0A2503

split-complementary

#031B25 #25030A #251E03

monochromatic

#02151C #02151C #031B25 #08445E #0C6E96

Accessibility & contrast

On white

17.69

#031B25 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#031B25 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031B25

17.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031B25	#FFFFFF	#000000	##FFFFFF
##031B25	1.00	17.69	1.19	17.69
#FFFFFF	17.69	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161A25

Deuteranopia (green-blind)

#111725

Tritanopia (blue-blind)

#001E1E

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #031b25;
/* rgb */ color: rgb(3, 27, 37);
/* oklch */ color: oklch(20.9% 0.036 228.2);

Tailwind

colors: {
  custom: {
    50: '#48575f',
    500: '#031b25',
    950: '#000000',
  },
}

SCSS

$custom: #031b25;
$custom-light: #48575f;
$custom-dark: #000000;

JSON

{
  "hex": "#031b25",
  "rgb": {
    "r": 3,
    "g": 27,
    "b": 37
  },
  "hsl": {
    "h": 197.647,
    "s": 85,
    "l": 7.843
  },
  "oklch": {
    "l": 0.20855,
    "c": 0.03626,
    "h": 228.2
  },
  "luminance": 0.00937
}

Semantic roles & 50–950 ramp

primary

#031B25

secondary

#69321B

accent

#692DFB

background

#F4F5F5

surface

#E6E9E9

border

#C2C5C5

text

#010304

muted

#777879

Preview Lab

Preview with #031B25

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

Preview Lab → · Contrast checker → · Palette generator →