#90222B#90222B

#90222B is a dark, vivid red. Relative luminance 0.072; OKLCH L 43.5% C 0.145 H 21.5°. Best body text is #FFFFFF at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#90222B
RGB	rgb(144, 34, 43)
HSL	hsl(355, 62%, 35%)
HSV	hsv(355, 76%, 56%)
CMYK	cmyk(0%, 76.4%, 70.1%, 43.5%)
CIE-LAB	lab(32.37, 45.86, 22.82)
CIE-LCH	lch(32.37, 51.22, 26.45°)
OKLab	oklab(43.48% 0.1349 0.0532)
OKLCH	oklch(43.48% 0.145 21.5)
XYZ	xyz(12.5111, 7.2497, 3.0256)
Luminance	0.0725 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90222B #229087

analogous

#902262 #90222B #905022

triadic

#90222B #2B9022 #222B90

tetradic

#90222B #629022 #229087 #502290

square

#90222B #629022 #229087 #502290

split-complementary

#90222B #229050 #226290

monochromatic

#2D0B0D #5E161C #90222B #C22E3A #D75560

Accessibility & contrast

On white

8.57

#90222B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#90222B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90222B

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90222B	#FFFFFF	#000000	##FFFFFF
##90222B	1.00	8.57	2.45	8.57
#FFFFFF	8.57	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423D2A

Deuteranopia (green-blind)

#5E5528

Tritanopia (blue-blind)

#9F0026

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #90222b;
/* rgb */ color: rgb(144, 34, 43);
/* oklch */ color: oklch(43.5% 0.145 21.5);

Tailwind

colors: {
  custom: {
    50: '#b86764',
    500: '#90222b',
    950: '#000000',
  },
}

SCSS

$custom: #90222b;
$custom-light: #b86764;
$custom-dark: #000000;

JSON

{
  "hex": "#90222b",
  "rgb": {
    "r": 144,
    "g": 34,
    "b": 43
  },
  "hsl": {
    "h": 355.091,
    "s": 61.798,
    "l": 34.902
  },
  "oklch": {
    "l": 0.43477,
    "c": 0.14501,
    "h": 21.5
  },
  "luminance": 0.07248
}

Semantic roles & 50–950 ramp

primary

#90222B

secondary

#53BBB2

accent

#E5D843

background

#FCF6F5

surface

#F8EBEA

border

#D1C6C6

text

#130605

muted

#827A79

Preview Lab

Preview with #90222B

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

Preview Lab → · Contrast checker → · Palette generator →