#131C49#131C49

#131C49 is a very dark, moderate blue. Relative luminance 0.015; OKLCH L 24.9% C 0.084 H 270.5°. Best body text is #FFFFFF at 16.28:1 contrast (WCAG AA passes).

Color values

HEX	#131C49
RGB	rgb(19, 28, 73)
HSL	hsl(230, 59%, 18%)
HSV	hsv(230, 74%, 29%)
CMYK	cmyk(74%, 61.6%, 0%, 71.4%)
CIE-LAB	lab(12.29, 13.45, -29.33)
CIE-LCH	lch(12.29, 32.26, 294.63°)
OKLab	oklab(24.9% 0.0008 -0.0843)
OKLCH	oklch(24.9% 0.084 270.5)
XYZ	xyz(1.8860, 1.4498, 6.4825)
Luminance	0.0145 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.27

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131C49 #494013

analogous

#133749 #131C49 #251349

triadic

#131C49 #49131C #1C4913

tetradic

#131C49 #491337 #494013 #134925

square

#131C49 #491337 #494013 #134925

split-complementary

#131C49 #492513 #374913

monochromatic

#060918 #060918 #131C49 #202F7A #2C41AA

Accessibility & contrast

On white

16.28

#131C49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#131C49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131C49

16.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131C49	#FFFFFF	#000000	##FFFFFF
##131C49	1.00	16.28	1.29	16.28
#FFFFFF	16.28	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00234B

Deuteranopia (green-blind)

#001E48

Tritanopia (blue-blind)

#00272F

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #131c49;
/* rgb */ color: rgb(19, 28, 73);
/* oklch */ color: oklch(24.9% 0.084 270.5);

Tailwind

colors: {
  custom: {
    50: '#58577c',
    500: '#131c49',
    950: '#000000',
  },
}

SCSS

$custom: #131c49;
$custom-light: #58577c;
$custom-dark: #000000;

JSON

{
  "hex": "#131c49",
  "rgb": {
    "r": 19,
    "g": 28,
    "b": 73
  },
  "hsl": {
    "h": 230,
    "s": 58.696,
    "l": 18.039
  },
  "oklch": {
    "l": 0.24897,
    "c": 0.08435,
    "h": 270.5
  },
  "luminance": 0.0145
}

Semantic roles & 50–950 ramp

primary

#131C49

secondary

#827536

accent

#C846E2

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#040309

muted

#79787B

Preview Lab

Preview with #131C49

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

Preview Lab → · Contrast checker → · Palette generator →