#131D46#131D46

#131D46 is a very dark, moderate blue. Relative luminance 0.015; OKLCH L 24.9% C 0.078 H 269.6°. Best body text is #FFFFFF at 16.26:1 contrast (WCAG AA passes).

Color values

HEX	#131D46
RGB	rgb(19, 29, 70)
HSL	hsl(228, 57%, 17%)
HSV	hsv(228, 73%, 27%)
CMYK	cmyk(72.9%, 58.6%, 0%, 72.5%)
CIE-LAB	lab(12.35, 11.41, -27.15)
CIE-LCH	lch(12.35, 29.45, 292.80°)
OKLab	oklab(24.86% -0.0005 -0.0779)
OKLCH	oklch(24.86% 0.078 269.6)
XYZ	xyz(1.8130, 1.4592, 5.9793)
Luminance	0.0146 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131D46 #463C13

analogous

#133746 #131D46 #221346

triadic

#131D46 #46131D #1D4613

tetradic

#131D46 #461337 #463C13 #134622

square

#131D46 #461337 #463C13 #134622

split-complementary

#131D46 #462213 #374613

monochromatic

#070A18 #070A18 #131D46 #203176 #2D45A6

Accessibility & contrast

On white

16.26

#131D46 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#131D46 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131D46

16.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131D46	#FFFFFF	#000000	##FFFFFF
##131D46	1.00	16.26	1.29	16.26
#FFFFFF	16.26	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#052347

Deuteranopia (green-blind)

#001E45

Tritanopia (blue-blind)

#00272E

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #131d46;
/* rgb */ color: rgb(19, 29, 70);
/* oklch */ color: oklch(24.9% 0.078 269.6);

Tailwind

colors: {
  custom: {
    50: '#58587a',
    500: '#131d46',
    950: '#000000',
  },
}

SCSS

$custom: #131d46;
$custom-light: #58587a;
$custom-dark: #000000;

JSON

{
  "hex": "#131d46",
  "rgb": {
    "r": 19,
    "g": 29,
    "b": 70
  },
  "hsl": {
    "h": 228.235,
    "s": 57.303,
    "l": 17.451
  },
  "oklch": {
    "l": 0.24863,
    "c": 0.07792,
    "h": 269.6
  },
  "luminance": 0.01459
}

Semantic roles & 50–950 ramp

primary

#131D46

secondary

#7F7036

accent

#C247E1

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030309

muted

#78787B

Preview Lab

Preview with #131D46

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

Preview Lab → · Contrast checker → · Palette generator →