#90212B#90212B

#90212B is a dark, vivid red. Relative luminance 0.072; OKLCH L 43.4% C 0.146 H 21.2°. Best body text is #FFFFFF at 8.61:1 contrast (WCAG AA passes).

Color values

HEX	#90212B
RGB	rgb(144, 33, 43)
HSL	hsl(355, 63%, 35%)
HSV	hsv(355, 77%, 56%)
CMYK	cmyk(0%, 77.1%, 70.1%, 43.5%)
CIE-LAB	lab(32.24, 46.21, 22.66)
CIE-LCH	lch(32.24, 51.47, 26.12°)
OKLab	oklab(43.38% 0.136 0.0529)
OKLCH	oklch(43.38% 0.146 21.2)
XYZ	xyz(12.4829, 7.1933, 3.0162)
Luminance	0.0719 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90212B #219086

analogous

#902162 #90212B #904F21

triadic

#90212B #2B9021 #212B90

tetradic

#90212B #629021 #219086 #4F2190

square

#90212B #629021 #219086 #4F2190

split-complementary

#90212B #21904F #216290

monochromatic

#2C0A0D #5E161C #90212B #C22C3A #D85460

Accessibility & contrast

On white

8.61

#90212B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#90212B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90212B

8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90212B	#FFFFFF	#000000	##FFFFFF
##90212B	1.00	8.61	2.44	8.61
#FFFFFF	8.61	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413D2A

Deuteranopia (green-blind)

#5D5428

Tritanopia (blue-blind)

#9F0026

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #90212b;
/* rgb */ color: rgb(144, 33, 43);
/* oklch */ color: oklch(43.4% 0.146 21.2);

Tailwind

colors: {
  custom: {
    50: '#b86664',
    500: '#90212b',
    950: '#000000',
  },
}

SCSS

$custom: #90212b;
$custom-light: #b86664;
$custom-dark: #000000;

JSON

{
  "hex": "#90212b",
  "rgb": {
    "r": 144,
    "g": 33,
    "b": 43
  },
  "hsl": {
    "h": 354.595,
    "s": 62.712,
    "l": 34.706
  },
  "oklch": {
    "l": 0.43384,
    "c": 0.14592,
    "h": 21.2
  },
  "luminance": 0.07191
}

Semantic roles & 50–950 ramp

primary

#90212B

secondary

#51BBB2

accent

#E6D742

background

#FCF6F5

surface

#F8EBEA

border

#D1C6C6

text

#130605

muted

#827A79

Preview Lab

Preview with #90212B

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

Preview Lab → · Contrast checker → · Palette generator →