#90291F#90291F

#90291F is a dark, vivid red. Relative luminance 0.076; OKLCH L 44.0% C 0.140 H 29.4°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#90291F
RGB	rgb(144, 41, 31)
HSL	hsl(5, 65%, 34%)
HSV	hsv(5, 78%, 56%)
CMYK	cmyk(0%, 71.5%, 78.5%, 43.5%)
CIE-LAB	lab(33.17, 42.62, 31.09)
CIE-LCH	lch(33.17, 52.76, 36.11°)
OKLab	oklab(44.02% 0.122 0.0687)
OKLCH	oklch(44.02% 0.14 29.4)
XYZ	xyz(12.5433, 7.6160, 2.1056)
Luminance	0.0761 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90291F #1F8690

analogous

#901F4E #90291F #90621F

triadic

#90291F #1F9029 #291F90

tetradic

#90291F #4E901F #1F8690 #621F90

square

#90291F #4E901F #1F8690 #621F90

split-complementary

#90291F #1F9062 #1F4E90

monochromatic

#2B0C09 #5E1B14 #90291F #C2372A #D95C50

Accessibility & contrast

On white

8.32

#90291F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#90291F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90291F

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90291F	#FFFFFF	#000000	##FFFFFF
##90291F	1.00	8.32	2.52	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47401D

Deuteranopia (green-blind)

#61561B

Tritanopia (blue-blind)

#9F0328

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #90291f;
/* rgb */ color: rgb(144, 41, 31);
/* oklch */ color: oklch(44.0% 0.140 29.4);

Tailwind

colors: {
  custom: {
    50: '#b86a5b',
    500: '#90291f',
    950: '#000000',
  },
}

SCSS

$custom: #90291f;
$custom-light: #b86a5b;
$custom-dark: #000000;

JSON

{
  "hex": "#90291f",
  "rgb": {
    "r": 144,
    "g": 41,
    "b": 31
  },
  "hsl": {
    "h": 5.31,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.44022,
    "c": 0.14,
    "h": 29.4
  },
  "luminance": 0.07614
}

Semantic roles & 50–950 ramp

primary

#90291F

secondary

#4EB3BC

accent

#D9E840

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130704

muted

#827A79

Preview Lab

Preview with #90291F

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

Preview Lab → · Contrast checker → · Palette generator →