#90201B#90201B

#90201B is a dark, vivid red. Relative luminance 0.070; OKLCH L 43.1% C 0.149 H 27.9°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#90201B
RGB	rgb(144, 32, 27)
HSL	hsl(3, 68%, 34%)
HSV	hsv(3, 81%, 56%)
CMYK	cmyk(0%, 77.8%, 81.3%, 43.5%)
CIE-LAB	lab(31.91, 45.85, 32.10)
CIE-LCH	lch(31.91, 55.97, 34.99°)
OKLab	oklab(43.06% 0.1313 0.0696)
OKLCH	oklch(43.06% 0.149 27.9)
XYZ	xyz(12.2174, 7.0434, 1.7529)
Luminance	0.0704 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90201B #1B8B90

analogous

#901B50 #90201B #905A1B

triadic

#90201B #1B9020 #201B90

tetradic

#90201B #50901B #1B8B90 #5A1B90

square

#90201B #50901B #1B8B90 #5A1B90

split-complementary

#90201B #1B905A #1B5090

monochromatic

#290908 #5C1511 #90201B #C42B25 #DD4F49

Accessibility & contrast

On white

8.72

#90201B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#90201B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90201B

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90201B	#FFFFFF	#000000	##FFFFFF
##90201B	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433B19

Deuteranopia (green-blind)

#5E5416

Tritanopia (blue-blind)

#9F0020

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #90201b;
/* rgb */ color: rgb(144, 32, 27);
/* oklch */ color: oklch(43.1% 0.149 27.9);

Tailwind

colors: {
  custom: {
    50: '#b96658',
    500: '#90201b',
    950: '#000000',
  },
}

SCSS

$custom: #90201b;
$custom-light: #b96658;
$custom-dark: #000000;

JSON

{
  "hex": "#90201b",
  "rgb": {
    "r": 144,
    "g": 32,
    "b": 27
  },
  "hsl": {
    "h": 2.564,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.43064,
    "c": 0.14859,
    "h": 27.9
  },
  "luminance": 0.07041
}

Semantic roles & 50–950 ramp

primary

#90201B

secondary

#48BABF

accent

#E4EB3D

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #90201B

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

Preview Lab → · Contrast checker → · Palette generator →