#90251E#90251E

#90251E is a dark, vivid red. Relative luminance 0.073; OKLCH L 43.6% C 0.144 H 28.4°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#90251E
RGB	rgb(144, 37, 30)
HSL	hsl(4, 66%, 34%)
HSV	hsv(4, 79%, 56%)
CMYK	cmyk(0%, 74.3%, 79.2%, 43.5%)
CIE-LAB	lab(32.59, 44.16, 31.06)
CIE-LCH	lch(32.59, 53.99, 35.12°)
OKLab	oklab(43.58% 0.1266 0.0683)
OKLCH	oklch(43.58% 0.144 28.4)
XYZ	xyz(12.3990, 7.3481, 1.9935)
Luminance	0.0735 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90251E #1E8990

analogous

#901E50 #90251E #905E1E

triadic

#90251E #1E9025 #251E90

tetradic

#90251E #50901E #1E8990 #5E1E90

square

#90251E #50901E #1E8990 #5E1E90

split-complementary

#90251E #1E905E #1E5090

monochromatic

#2B0B09 #5D1813 #90251E #C33229 #DA574E

Accessibility & contrast

On white

8.50

#90251E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#90251E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90251E

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90251E	#FFFFFF	#000000	##FFFFFF
##90251E	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453E1C

Deuteranopia (green-blind)

#5F551A

Tritanopia (blue-blind)

#9F0024

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #90251e;
/* rgb */ color: rgb(144, 37, 30);
/* oklch */ color: oklch(43.6% 0.144 28.4);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#90251e",
  "rgb": {
    "r": 144,
    "g": 37,
    "b": 30
  },
  "hsl": {
    "h": 3.684,
    "s": 65.517,
    "l": 34.118
  },
  "oklch": {
    "l": 0.43582,
    "c": 0.14385,
    "h": 28.4
  },
  "luminance": 0.07346
}

Semantic roles & 50–950 ramp

primary

#90251E

secondary

#4DB6BD

accent

#DEE83F

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130704

muted

#827A79

Preview Lab

Preview with #90251E

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

Preview Lab → · Contrast checker → · Palette generator →