#131E2F#131E2F

#131E2F is a very dark, muted blue. Relative luminance 0.013; OKLCH L 23.4% C 0.037 H 258.9°. Best body text is #FFFFFF at 16.74:1 contrast (WCAG AA passes).

Color values

HEX	#131E2F
RGB	rgb(19, 30, 47)
HSL	hsl(216, 42%, 13%)
HSV	hsv(216, 60%, 18%)
CMYK	cmyk(59.6%, 36.2%, 0%, 81.6%)
CIE-LAB	lab(11.08, 1.17, -12.82)
CIE-LCH	lch(11.08, 12.88, 275.20°)
OKLab	oklab(23.37% -0.0071 -0.036)
OKLCH	oklch(23.37% 0.037 258.9)
XYZ	xyz(1.2457, 1.2721, 2.8687)
Luminance	0.0127 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131E2F #2F2413

analogous

#132C2F #131E2F #16132F

triadic

#131E2F #2F131E #1E2F13

tetradic

#131E2F #2F132C #2F2413 #132F16

square

#131E2F #2F132C #2F2413 #132F16

split-complementary

#131E2F #2F1613 #2C2F13

monochromatic

#090E16 #090E16 #131E2F #253A5B #365686

Accessibility & contrast

On white

16.74

#131E2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#131E2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131E2F

16.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131E2F	#FFFFFF	#000000	##FFFFFF
##131E2F	1.00	16.74	1.25	16.74
#FFFFFF	16.74	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171F30

Deuteranopia (green-blind)

#141C2F

Tritanopia (blue-blind)

#072224

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #131e2f;
/* rgb */ color: rgb(19, 30, 47);
/* oklch */ color: oklch(23.4% 0.037 258.9);

Tailwind

colors: {
  custom: {
    50: '#535967',
    500: '#131e2f',
    950: '#000000',
  },
}

SCSS

$custom: #131e2f;
$custom-light: #535967;
$custom-dark: #000000;

JSON

{
  "hex": "#131e2f",
  "rgb": {
    "r": 19,
    "g": 30,
    "b": 47
  },
  "hsl": {
    "h": 216.429,
    "s": 42.424,
    "l": 12.941
  },
  "oklch": {
    "l": 0.23371,
    "c": 0.03666,
    "h": 258.9
  },
  "luminance": 0.01272
}

Semantic roles & 50–950 ramp

primary

#131E2F

secondary

#665437

accent

#A156D2

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020306

muted

#78787A

Preview Lab

Preview with #131E2F

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

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