#90373D#90373D

#90373D is a mid, vivid red. Relative luminance 0.090; OKLCH L 46.3% C 0.121 H 19.1°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#90373D
RGB	rgb(144, 55, 61)
HSL	hsl(356, 45%, 39%)
HSV	hsv(356, 62%, 56%)
CMYK	cmyk(0%, 61.8%, 57.6%, 43.5%)
CIE-LAB	lab(35.98, 38.16, 16.02)
CIE-LCH	lch(35.98, 41.38, 22.77°)
OKLab	oklab(46.29% 0.114 0.0395)
OKLCH	oklch(46.29% 0.121 19.1)
XYZ	xyz(13.7113, 9.0003, 5.4292)
Luminance	0.0900 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90373D #37908A

analogous

#90376A #90373D #905E37

triadic

#90373D #3D9037 #373D90

tetradic

#90373D #6A9037 #37908A #5E3790

square

#90373D #6A9037 #37908A #5E3790

split-complementary

#90373D #37905E #376A90

monochromatic

#371517 #64262A #90373D #BA4A52 #CB777C

Accessibility & contrast

On white

7.50

#90373D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#90373D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90373D

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90373D	#FFFFFF	#000000	##FFFFFF
##90373D	1.00	7.50	2.80	7.50
#FFFFFF	7.50	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C493D

Deuteranopia (green-blind)

#635C3B

Tritanopia (blue-blind)

#9D273A

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #90373d;
/* rgb */ color: rgb(144, 55, 61);
/* oklch */ color: oklch(46.3% 0.121 19.1);

Tailwind

colors: {
  custom: {
    50: '#b67272',
    500: '#90373d',
    950: '#000000',
  },
}

SCSS

$custom: #90373d;
$custom-light: #b67272;
$custom-dark: #000000;

JSON

{
  "hex": "#90373d",
  "rgb": {
    "r": 144,
    "g": 55,
    "b": 61
  },
  "hsl": {
    "h": 355.955,
    "s": 44.724,
    "l": 39.02
  },
  "oklch": {
    "l": 0.46289,
    "c": 0.12062,
    "h": 19.1
  },
  "luminance": 0.08999
}

Semantic roles & 50–950 ramp

primary

#90373D

secondary

#6FB4AF

accent

#D4CC53

background

#FBF7F6

surface

#F6EDEC

border

#D0C8C7

text

#120808

muted

#817B7B

Preview Lab

Preview with #90373D

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

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