#90301F#90301F

#90301F is a dark, vivid red. Relative luminance 0.081; OKLCH L 44.9% C 0.133 H 32.3°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).

Color values

HEX	#90301F
RGB	rgb(144, 48, 31)
HSL	hsl(9, 65%, 34%)
HSV	hsv(9, 78%, 56%)
CMYK	cmyk(0%, 66.7%, 78.5%, 43.5%)
CIE-LAB	lab(34.28, 39.61, 32.27)
CIE-LCH	lch(34.28, 51.09, 39.17°)
OKLab	oklab(44.86% 0.1126 0.0713)
OKLCH	oklch(44.86% 0.133 32.3)
XYZ	xyz(12.8073, 8.1440, 2.1936)
Luminance	0.0814 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90301F #1F7F90

analogous

#901F46 #90301F #90691F

triadic

#90301F #1F9030 #301F90

tetradic

#90301F #46901F #1F7F90 #691F90

square

#90301F #46901F #1F7F90 #691F90

split-complementary

#90301F #1F9069 #1F4690

monochromatic

#2B0E09 #5E1F14 #90301F #C2412A #D96550

Accessibility & contrast

On white

7.99

#90301F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#90301F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90301F

7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90301F	#FFFFFF	#000000	##FFFFFF
##90301F	1.00	7.99	2.63	7.99
#FFFFFF	7.99	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B431C

Deuteranopia (green-blind)

#63581B

Tritanopia (blue-blind)

#9F152D

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #90301f;
/* rgb */ color: rgb(144, 48, 31);
/* oklch */ color: oklch(44.9% 0.133 32.3);

Tailwind

colors: {
  custom: {
    50: '#b86d5c',
    500: '#90301f',
    950: '#000000',
  },
}

SCSS

$custom: #90301f;
$custom-light: #b86d5c;
$custom-dark: #000000;

JSON

{
  "hex": "#90301f",
  "rgb": {
    "r": 144,
    "g": 48,
    "b": 31
  },
  "hsl": {
    "h": 9.027,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.44856,
    "c": 0.13324,
    "h": 32.3
  },
  "luminance": 0.08142
}

Semantic roles & 50–950 ramp

primary

#90301F

secondary

#4EACBC

accent

#CEE840

background

#FCF6F5

surface

#F8ECE9

border

#D1C7C5

text

#130704

muted

#827A79

Preview Lab

Preview with #90301F

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

Preview Lab → · Contrast checker → · Palette generator →