#902B1B#902B1B

#902B1B is a dark, vivid red. Relative luminance 0.077; OKLCH L 44.2% C 0.139 H 31.7°. Best body text is #FFFFFF at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#902B1B
RGB	rgb(144, 43, 27)
HSL	hsl(8, 68%, 34%)
HSV	hsv(8, 81%, 56%)
CMYK	cmyk(0%, 70.1%, 81.3%, 43.5%)
CIE-LAB	lab(33.43, 41.64, 33.64)
CIE-LCH	lch(33.43, 53.53, 38.93°)
OKLab	oklab(44.2% 0.1181 0.073)
OKLCH	oklch(44.2% 0.139 31.7)
XYZ	xyz(12.5648, 7.7381, 1.8687)
Luminance	0.0774 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#902B1B #1B8090

analogous

#901B45 #902B1B #90651B

triadic

#902B1B #1B902B #2B1B90

tetradic

#902B1B #45901B #1B8090 #651B90

square

#902B1B #45901B #1B8090 #651B90

split-complementary

#902B1B #1B9065 #1B4590

monochromatic

#290C08 #5C1C11 #902B1B #C43A25 #DD5D49

Accessibility & contrast

On white

8.24

#902B1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#902B1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #902B1B

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##902B1B	#FFFFFF	#000000	##FFFFFF
##902B1B	1.00	8.24	2.55	8.24
#FFFFFF	8.24	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484018

Deuteranopia (green-blind)

#615717

Tritanopia (blue-blind)

#9F0728

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #902b1b;
/* rgb */ color: rgb(144, 43, 27);
/* oklch */ color: oklch(44.2% 0.139 31.7);

Tailwind

colors: {
  custom: {
    50: '#b96b59',
    500: '#902b1b',
    950: '#000000',
  },
}

SCSS

$custom: #902b1b;
$custom-light: #b96b59;
$custom-dark: #000000;

JSON

{
  "hex": "#902b1b",
  "rgb": {
    "r": 144,
    "g": 43,
    "b": 27
  },
  "hsl": {
    "h": 8.205,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.44204,
    "c": 0.13885,
    "h": 31.7
  },
  "luminance": 0.07736
}

Semantic roles & 50–950 ramp

primary

#902B1B

secondary

#48AEBF

accent

#D3EB3D

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130703

muted

#827A78

Preview Lab

Preview with #902B1B

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

Preview Lab → · Contrast checker → · Palette generator →