#131258#131258

#131258 is a very dark, vivid blue. Relative luminance 0.013; OKLCH L 24.5% C 0.120 H 273.6°. Best body text is #FFFFFF at 16.73:1 contrast (WCAG AA passes).

Color values

HEX	#131258
RGB	rgb(19, 18, 88)
HSL	hsl(241, 66%, 21%)
HSV	hsv(241, 80%, 35%)
CMYK	cmyk(78.4%, 79.5%, 0%, 65.5%)
CIE-LAB	lab(11.10, 26.65, -41.53)
CIE-LCH	lch(11.10, 49.35, 302.69°)
OKLab	oklab(24.5% 0.0076 -0.1201)
OKLCH	oklch(24.5% 0.12 273.6)
XYZ	xyz(2.2457, 1.2754, 9.3585)
Luminance	0.0128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131258 #575812

analogous

#123458 #131258 #361258

triadic

#131258 #581312 #125813

tetradic

#131258 #581234 #575812 #125836

square

#131258 #581234 #575812 #125836

split-complementary

#131258 #583612 #345812

monochromatic

#050519 #080825 #131258 #1E1C8B #2927BE

Accessibility & contrast

On white

16.73

#131258 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#131258 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131258

16.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131258	#FFFFFF	#000000	##FFFFFF
##131258	1.00	16.73	1.26	16.73
#FFFFFF	16.73	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00215A

Deuteranopia (green-blind)

#001A57

Tritanopia (blue-blind)

#002634

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #131258;
/* rgb */ color: rgb(19, 18, 88);
/* oklch */ color: oklch(24.5% 0.120 273.6);

Tailwind

colors: {
  custom: {
    50: '#5e5188',
    500: '#131258',
    950: '#000000',
  },
}

SCSS

$custom: #131258;
$custom-light: #5e5188;
$custom-dark: #000000;

JSON

{
  "hex": "#131258",
  "rgb": {
    "r": 19,
    "g": 18,
    "b": 88
  },
  "hsl": {
    "h": 240.857,
    "s": 66.038,
    "l": 20.784
  },
  "oklch": {
    "l": 0.24499,
    "c": 0.12039,
    "h": 273.6
  },
  "luminance": 0.01276
}

Semantic roles & 50–950 ramp

primary

#131258

secondary

#8F9135

accent

#E93FE7

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020B

muted

#79787C

Preview Lab

Preview with #131258

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

Preview Lab → · Contrast checker → · Palette generator →