#902F1F#902F1F

#902F1F is a dark, vivid red. Relative luminance 0.081; OKLCH L 44.7% C 0.134 H 31.9°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#902F1F
RGB	rgb(144, 47, 31)
HSL	hsl(8, 65%, 34%)
HSV	hsv(8, 78%, 56%)
CMYK	cmyk(0%, 67.4%, 78.5%, 43.5%)
CIE-LAB	lab(34.11, 40.06, 32.09)
CIE-LCH	lch(34.11, 51.33, 38.70°)
OKLab	oklab(44.73% 0.114 0.0709)
OKLCH	oklch(44.73% 0.134 31.9)
XYZ	xyz(12.7669, 8.0631, 2.1801)
Luminance	0.0806 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#902F1F #1F8090

analogous

#901F47 #902F1F #90681F

triadic

#902F1F #1F902F #2F1F90

tetradic

#902F1F #47901F #1F8090 #681F90

square

#902F1F #47901F #1F8090 #681F90

split-complementary

#902F1F #1F9068 #1F4790

monochromatic

#2B0E09 #5E1F14 #902F1F #C23F2A #D96450

Accessibility & contrast

On white

8.04

#902F1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#902F1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #902F1F

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##902F1F	#FFFFFF	#000000	##FFFFFF
##902F1F	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B431D

Deuteranopia (green-blind)

#63581B

Tritanopia (blue-blind)

#9F132C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #902f1f;
/* rgb */ color: rgb(144, 47, 31);
/* oklch */ color: oklch(44.7% 0.134 31.9);

Tailwind

colors: {
  custom: {
    50: '#b86d5c',
    500: '#902f1f',
    950: '#000000',
  },
}

SCSS

$custom: #902f1f;
$custom-light: #b86d5c;
$custom-dark: #000000;

JSON

{
  "hex": "#902f1f",
  "rgb": {
    "r": 144,
    "g": 47,
    "b": 31
  },
  "hsl": {
    "h": 8.496,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.4473,
    "c": 0.13422,
    "h": 31.9
  },
  "luminance": 0.08061
}

Semantic roles & 50–950 ramp

primary

#902F1F

secondary

#4EADBC

accent

#D0E840

background

#FCF6F5

surface

#F8ECE9

border

#D1C7C5

text

#130704

muted

#827A79

Preview Lab

Preview with #902F1F

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

Preview Lab → · Contrast checker → · Palette generator →