#90221A#90221A

#90221A is a dark, vivid red. Relative luminance 0.071; OKLCH L 43.2% C 0.147 H 28.9°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#90221A
RGB	rgb(144, 34, 26)
HSL	hsl(4, 69%, 33%)
HSV	hsv(4, 82%, 56%)
CMYK	cmyk(0%, 76.4%, 81.9%, 43.5%)
CIE-LAB	lab(32.15, 45.12, 32.91)
CIE-LCH	lch(32.15, 55.85, 36.11°)
OKLab	oklab(43.24% 0.1288 0.0711)
OKLCH	oklch(43.24% 0.147 28.9)
XYZ	xyz(12.2616, 7.1499, 1.7115)
Luminance	0.0715 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90221A #1A8890

analogous

#901A4D #90221A #905D1A

triadic

#90221A #1A9022 #221A90

tetradic

#90221A #4D901A #1A8890 #5D1A90

square

#90221A #4D901A #1A8890 #5D1A90

split-complementary

#90221A #1A905D #1A4D90

monochromatic

#280A07 #5C1611 #90221A #C42E23 #DE5147

Accessibility & contrast

On white

8.64

#90221A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#90221A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90221A

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90221A	#FFFFFF	#000000	##FFFFFF
##90221A	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443C18

Deuteranopia (green-blind)

#5F5415

Tritanopia (blue-blind)

#9F0021

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #90221a;
/* rgb */ color: rgb(144, 34, 26);
/* oklch */ color: oklch(43.2% 0.147 28.9);

Tailwind

colors: {
  custom: {
    50: '#b96657',
    500: '#90221a',
    950: '#000000',
  },
}

SCSS

$custom: #90221a;
$custom-light: #b96657;
$custom-dark: #000000;

JSON

{
  "hex": "#90221a",
  "rgb": {
    "r": 144,
    "g": 34,
    "b": 26
  },
  "hsl": {
    "h": 4.068,
    "s": 69.412,
    "l": 33.333
  },
  "oklch": {
    "l": 0.4324,
    "c": 0.14706,
    "h": 28.9
  },
  "luminance": 0.07148
}

Semantic roles & 50–950 ramp

primary

#90221A

secondary

#47B7BF

accent

#E0EC3C

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #90221A

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

Preview Lab → · Contrast checker → · Palette generator →