#901913#901913

#901913 is a dark, vivid red. Relative luminance 0.067; OKLCH L 42.4% C 0.155 H 28.7°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#901913
RGB	rgb(144, 25, 19)
HSL	hsl(3, 77%, 32%)
HSV	hsv(3, 87%, 56%)
CMYK	cmyk(0%, 82.6%, 86.8%, 43.5%)
CIE-LAB	lab(31.05, 47.80, 35.72)
CIE-LCH	lch(31.05, 59.67, 36.77°)
OKLab	oklab(42.41% 0.1358 0.0745)
OKLCH	oklch(42.41% 0.155 28.7)
XYZ	xyz(11.9683, 6.6735, 1.2739)
Luminance	0.0667 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901913 #138A90

analogous

#90134C #901913 #905813

triadic

#901913 #139019 #191390

tetradic

#901913 #4C9013 #138A90 #581390

square

#901913 #4C9013 #138A90 #581390

split-complementary

#901913 #139058 #134C90

monochromatic

#240605 #5A100C #901913 #C6221A #E54139

Accessibility & contrast

On white

9.00

#901913 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#901913 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901913

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901913	#FFFFFF	#000000	##FFFFFF
##901913	1.00	9.00	2.33	9.00
#FFFFFF	9.00	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403810

Deuteranopia (green-blind)

#5D520B

Tritanopia (blue-blind)

#9F0019

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #901913;
/* rgb */ color: rgb(144, 25, 19);
/* oklch */ color: oklch(42.4% 0.155 28.7);

Tailwind

colors: {
  custom: {
    50: '#ba6352',
    500: '#901913',
    950: '#000000',
  },
}

SCSS

$custom: #901913;
$custom-light: #ba6352;
$custom-dark: #000000;

JSON

{
  "hex": "#901913",
  "rgb": {
    "r": 144,
    "g": 25,
    "b": 19
  },
  "hsl": {
    "h": 2.88,
    "s": 76.687,
    "l": 31.961
  },
  "oklch": {
    "l": 0.42406,
    "c": 0.15487,
    "h": 28.7
  },
  "luminance": 0.06672
}

Semantic roles & 50–950 ramp

primary

#901913

secondary

#3BBDC4

accent

#EAF335

background

#FCF6F4

surface

#F8EBE7

border

#D1C6C3

text

#140602

muted

#827A78

Preview Lab

Preview with #901913

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

Preview Lab → · Contrast checker → · Palette generator →