#131A41#131A41

#131A41 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 23.7% C 0.074 H 271.9°. Best body text is #FFFFFF at 16.78:1 contrast (WCAG AA passes).

Color values

HEX	#131A41
RGB	rgb(19, 26, 65)
HSL	hsl(231, 55%, 16%)
HSV	hsv(231, 71%, 25%)
CMYK	cmyk(70.8%, 60%, 0%, 74.5%)
CIE-LAB	lab(10.98, 11.61, -25.85)
CIE-LCH	lch(10.98, 28.34, 294.19°)
OKLab	oklab(23.71% 0.0025 -0.0741)
OKLCH	oklch(23.71% 0.074 271.9)
XYZ	xyz(1.5918, 1.2588, 5.1591)
Luminance	0.0126 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131A41 #413A13

analogous

#133141 #131A41 #231341

triadic

#131A41 #41131A #1A4113

tetradic

#131A41 #411331 #413A13 #134123

square

#131A41 #411331 #413A13 #134123

split-complementary

#131A41 #412313 #314113

monochromatic

#070918 #070918 #131A41 #212D70 #2F40A0

Accessibility & contrast

On white

16.78

#131A41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#131A41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131A41

16.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131A41	#FFFFFF	#000000	##FFFFFF
##131A41	1.00	16.78	1.25	16.78
#FFFFFF	16.78	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#032042

Deuteranopia (green-blind)

#001B40

Tritanopia (blue-blind)

#00232A

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #131a41;
/* rgb */ color: rgb(19, 26, 65);
/* oklch */ color: oklch(23.7% 0.074 271.9);

Tailwind

colors: {
  custom: {
    50: '#575676',
    500: '#131a41',
    950: '#000000',
  },
}

SCSS

$custom: #131a41;
$custom-light: #575676;
$custom-dark: #000000;

JSON

{
  "hex": "#131a41",
  "rgb": {
    "r": 19,
    "g": 26,
    "b": 65
  },
  "hsl": {
    "h": 230.87,
    "s": 54.762,
    "l": 16.471
  },
  "oklch": {
    "l": 0.23705,
    "c": 0.07418,
    "h": 271.9
  },
  "luminance": 0.01259
}

Semantic roles & 50–950 ramp

primary

#131A41

secondary

#7A6F36

accent

#C84ADE

background

#F5F5F7

surface

#E9E8ED

border

#C5C4C8

text

#030308

muted

#78787B

Preview Lab

Preview with #131A41

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

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