#131F36#131F36

#131F36 is a very dark, muted blue. Relative luminance 0.014; OKLCH L 24.1% C 0.047 H 262.5°. Best body text is #FFFFFF at 16.44:1 contrast (WCAG AA passes).

Color values

HEX	#131F36
RGB	rgb(19, 31, 54)
HSL	hsl(219, 48%, 14%)
HSV	hsv(219, 65%, 21%)
CMYK	cmyk(64.8%, 42.6%, 0%, 78.8%)
CIE-LAB	lab(11.86, 3.20, -16.65)
CIE-LCH	lch(11.86, 16.95, 280.88°)
OKLab	oklab(24.11% -0.0062 -0.0471)
OKLCH	oklch(24.11% 0.047 262.5)
XYZ	xyz(1.4242, 1.3847, 3.6815)
Luminance	0.0138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131F36 #362A13

analogous

#133136 #131F36 #191336

triadic

#131F36 #36131F #1F3613

tetradic

#131F36 #361331 #362A13 #133619

square

#131F36 #361331 #362A13 #133619

split-complementary

#131F36 #361913 #313613

monochromatic

#080D17 #080D17 #131F36 #233963 #335391

Accessibility & contrast

On white

16.44

#131F36 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#131F36 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131F36

16.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131F36	#FFFFFF	#000000	##FFFFFF
##131F36	1.00	16.44	1.28	16.44
#FFFFFF	16.44	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#162137

Deuteranopia (green-blind)

#111E36

Tritanopia (blue-blind)

#022427

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #131f36;
/* rgb */ color: rgb(19, 31, 54);
/* oklch */ color: oklch(24.1% 0.047 262.5);

Tailwind

colors: {
  custom: {
    50: '#545a6d',
    500: '#131f36',
    950: '#000000',
  },
}

SCSS

$custom: #131f36;
$custom-light: #545a6d;
$custom-dark: #000000;

JSON

{
  "hex": "#131f36",
  "rgb": {
    "r": 19,
    "g": 31,
    "b": 54
  },
  "hsl": {
    "h": 219.429,
    "s": 47.945,
    "l": 14.314
  },
  "oklch": {
    "l": 0.24113,
    "c": 0.04748,
    "h": 262.5
  },
  "luminance": 0.01385
}

Semantic roles & 50–950 ramp

primary

#131F36

secondary

#6E5B37

accent

#A950D8

background

#F4F5F6

surface

#E8E9EB

border

#C4C5C6

text

#030307

muted

#78787A

Preview Lab

Preview with #131F36

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

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