#90291D#90291D

#90291D is a dark, vivid red. Relative luminance 0.076; OKLCH L 44.0% C 0.140 H 30.2°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#90291D
RGB	rgb(144, 41, 29)
HSL	hsl(6, 66%, 34%)
HSV	hsv(6, 80%, 56%)
CMYK	cmyk(0%, 71.5%, 79.9%, 43.5%)
CIE-LAB	lab(33.15, 42.54, 32.22)
CIE-LCH	lch(33.15, 53.37, 37.14°)
OKLab	oklab(44% 0.1213 0.0706)
OKLCH	oklch(44% 0.14 30.2)
XYZ	xyz(12.5178, 7.6058, 1.9711)
Luminance	0.0760 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90291D #1D8490

analogous

#901D4B #90291D #90631D

triadic

#90291D #1D9029 #291D90

tetradic

#90291D #4B901D #1D8490 #631D90

square

#90291D #4B901D #1D8490 #631D90

split-complementary

#90291D #1D9063 #1D4B90

monochromatic

#2A0C08 #5D1A13 #90291D #C33827 #DB5B4C

Accessibility & contrast

On white

8.33

#90291D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#90291D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90291D

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90291D	#FFFFFF	#000000	##FFFFFF
##90291D	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47401B

Deuteranopia (green-blind)

#615619

Tritanopia (blue-blind)

#9F0227

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #90291d;
/* rgb */ color: rgb(144, 41, 29);
/* oklch */ color: oklch(44.0% 0.140 30.2);

Tailwind

colors: {
  custom: {
    50: '#b86a5a',
    500: '#90291d',
    950: '#000000',
  },
}

SCSS

$custom: #90291d;
$custom-light: #b86a5a;
$custom-dark: #000000;

JSON

{
  "hex": "#90291d",
  "rgb": {
    "r": 144,
    "g": 41,
    "b": 29
  },
  "hsl": {
    "h": 6.261,
    "s": 66.474,
    "l": 33.922
  },
  "oklch": {
    "l": 0.43999,
    "c": 0.14035,
    "h": 30.2
  },
  "luminance": 0.07604
}

Semantic roles & 50–950 ramp

primary

#90291D

secondary

#4BB2BD

accent

#D8E93E

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130704

muted

#827A79

Preview Lab

Preview with #90291D

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

Preview Lab → · Contrast checker → · Palette generator →