#131F2E#131F2E

#131F2E is a very dark, muted cyan. Relative luminance 0.013; OKLCH L 23.6% C 0.034 H 254.5°. Best body text is #FFFFFF at 16.62:1 contrast (WCAG AA passes).

Color values

HEX	#131F2E
RGB	rgb(19, 31, 46)
HSL	hsl(213, 42%, 13%)
HSV	hsv(213, 59%, 18%)
CMYK	cmyk(58.7%, 32.6%, 0%, 82%)
CIE-LAB	lab(11.38, 0.03, -11.62)
CIE-LCH	lch(11.38, 11.62, 270.16°)
OKLab	oklab(23.59% -0.009 -0.0325)
OKLCH	oklch(23.59% 0.034 254.5)
XYZ	xyz(1.2515, 1.3156, 2.7722)
Luminance	0.0132 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131F2E #2E2213

analogous

#132C2E #131F2E #14132E

triadic

#131F2E #2E131F #1F2E13

tetradic

#131F2E #2E132C #2E2213 #132E14

square

#131F2E #2E132C #2E2213 #132E14

split-complementary

#131F2E #2E1413 #2C2E13

monochromatic

#090F16 #090F16 #131F2E #253C59 #375985

Accessibility & contrast

On white

16.62

#131F2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#131F2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131F2E

16.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131F2E	#FFFFFF	#000000	##FFFFFF
##131F2E	1.00	16.62	1.26	16.62
#FFFFFF	16.62	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19202F

Deuteranopia (green-blind)

#161D2E

Tritanopia (blue-blind)

#072224

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #131f2e;
/* rgb */ color: rgb(19, 31, 46);
/* oklch */ color: oklch(23.6% 0.034 254.5);

Tailwind

colors: {
  custom: {
    50: '#525a66',
    500: '#131f2e',
    950: '#000000',
  },
}

SCSS

$custom: #131f2e;
$custom-light: #525a66;
$custom-dark: #000000;

JSON

{
  "hex": "#131f2e",
  "rgb": {
    "r": 19,
    "g": 31,
    "b": 46
  },
  "hsl": {
    "h": 213.333,
    "s": 41.538,
    "l": 12.745
  },
  "oklch": {
    "l": 0.23591,
    "c": 0.03374,
    "h": 254.5
  },
  "luminance": 0.01316
}

Semantic roles & 50–950 ramp

primary

#131F2E

secondary

#655138

accent

#9B56D1

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020306

muted

#78787A

Preview Lab

Preview with #131F2E

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

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