#90251D#90251D

#90251D is a dark, vivid red. Relative luminance 0.073; OKLCH L 43.6% C 0.144 H 28.8°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#90251D
RGB	rgb(144, 37, 29)
HSL	hsl(4, 66%, 34%)
HSV	hsv(4, 80%, 56%)
CMYK	cmyk(0%, 74.3%, 79.9%, 43.5%)
CIE-LAB	lab(32.58, 44.12, 31.63)
CIE-LCH	lch(32.58, 54.28, 35.64°)
OKLab	oklab(43.57% 0.1263 0.0693)
OKLCH	oklch(43.57% 0.144 28.8)
XYZ	xyz(12.3864, 7.3431, 1.9273)
Luminance	0.0734 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90251D #1D8890

analogous

#901D4F #90251D #905F1D

triadic

#90251D #1D9025 #251D90

tetradic

#90251D #4F901D #1D8890 #5F1D90

square

#90251D #4F901D #1D8890 #5F1D90

split-complementary

#90251D #1D905F #1D4F90

monochromatic

#2A0B08 #5D1813 #90251D #C33227 #DB564C

Accessibility & contrast

On white

8.51

#90251D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#90251D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90251D

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90251D	#FFFFFF	#000000	##FFFFFF
##90251D	1.00	8.51	2.47	8.51
#FFFFFF	8.51	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453E1B

Deuteranopia (green-blind)

#5F5518

Tritanopia (blue-blind)

#9F0024

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #90251d;
/* rgb */ color: rgb(144, 37, 29);
/* oklch */ color: oklch(43.6% 0.144 28.8);

Tailwind

colors: {
  custom: {
    50: '#b9685a',
    500: '#90251d',
    950: '#000000',
  },
}

SCSS

$custom: #90251d;
$custom-light: #b9685a;
$custom-dark: #000000;

JSON

{
  "hex": "#90251d",
  "rgb": {
    "r": 144,
    "g": 37,
    "b": 29
  },
  "hsl": {
    "h": 4.174,
    "s": 66.474,
    "l": 33.922
  },
  "oklch": {
    "l": 0.43571,
    "c": 0.144,
    "h": 28.8
  },
  "luminance": 0.07341
}

Semantic roles & 50–950 ramp

primary

#90251D

secondary

#4BB6BD

accent

#DDE93E

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130704

muted

#827A79

Preview Lab

Preview with #90251D

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

Preview Lab → · Contrast checker → · Palette generator →