#901822#901822

#901822 is a dark, vivid red. Relative luminance 0.067; OKLCH L 42.5% C 0.154 H 23.2°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#901822
RGB	rgb(144, 24, 34)
HSL	hsl(355, 71%, 33%)
HSV	hsv(355, 83%, 56%)
CMYK	cmyk(0%, 83.3%, 76.4%, 43.5%)
CIE-LAB	lab(31.11, 48.58, 27.02)
CIE-LCH	lch(31.11, 55.59, 29.09°)
OKLab	oklab(42.5% 0.1415 0.0606)
OKLCH	oklch(42.5% 0.154 23.2)
XYZ	xyz(12.1184, 6.7000, 2.1682)
Luminance	0.0670 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901822 #189086

analogous

#90185E #901822 #904A18

triadic

#901822 #229018 #182290

tetradic

#901822 #5E9018 #189086 #4A1890

square

#901822 #5E9018 #189086 #4A1890

split-complementary

#901822 #18904A #185E90

monochromatic

#270709 #5C0F16 #901822 #C4212E #E04350

Accessibility & contrast

On white

8.98

#901822 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#901822 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901822

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901822	#FFFFFF	#000000	##FFFFFF
##901822	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3921

Deuteranopia (green-blind)

#5C521D

Tritanopia (blue-blind)

#9F001D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #901822;
/* rgb */ color: rgb(144, 24, 34);
/* oklch */ color: oklch(42.5% 0.154 23.2);

Tailwind

colors: {
  custom: {
    50: '#b9635d',
    500: '#901822',
    950: '#000000',
  },
}

SCSS

$custom: #901822;
$custom-light: #b9635d;
$custom-dark: #000000;

JSON

{
  "hex": "#901822",
  "rgb": {
    "r": 144,
    "g": 24,
    "b": 34
  },
  "hsl": {
    "h": 355,
    "s": 71.429,
    "l": 32.941
  },
  "oklch": {
    "l": 0.42503,
    "c": 0.15391,
    "h": 23.2
  },
  "luminance": 0.06698
}

Semantic roles & 50–950 ramp

primary

#901822

secondary

#43C0B6

accent

#EEDF3A

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130604

muted

#827A79

Preview Lab

Preview with #901822

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

Preview Lab → · Contrast checker → · Palette generator →