#901F2A#901F2A

#901F2A is a dark, vivid red. Relative luminance 0.071; OKLCH L 43.2% C 0.148 H 21.2°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#901F2A
RGB	rgb(144, 31, 42)
HSL	hsl(354, 65%, 34%)
HSV	hsv(354, 78%, 56%)
CMYK	cmyk(0%, 78.5%, 70.8%, 43.5%)
CIE-LAB	lab(31.98, 46.83, 22.98)
CIE-LCH	lch(31.98, 52.17, 26.14°)
OKLab	oklab(43.19% 0.1378 0.0534)
OKLCH	oklch(43.19% 0.148 21.2)
XYZ	xyz(12.4109, 7.0783, 2.9028)
Luminance	0.0708 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901F2A #1F9085

analogous

#901F63 #901F2A #904D1F

triadic

#901F2A #2A901F #1F2A90

tetradic

#901F2A #63901F #1F9085 #4D1F90

square

#901F2A #63901F #1F9085 #4D1F90

split-complementary

#901F2A #1F904D #1F6390

monochromatic

#2B090D #5E141B #901F2A #C22A39 #D9505D

Accessibility & contrast

On white

8.69

#901F2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#901F2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901F2A

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901F2A	#FFFFFF	#000000	##FFFFFF
##901F2A	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413C29

Deuteranopia (green-blind)

#5D5426

Tritanopia (blue-blind)

#9F0024

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #901f2a;
/* rgb */ color: rgb(144, 31, 42);
/* oklch */ color: oklch(43.2% 0.148 21.2);

Tailwind

colors: {
  custom: {
    50: '#b86563',
    500: '#901f2a',
    950: '#000000',
  },
}

SCSS

$custom: #901f2a;
$custom-light: #b86563;
$custom-dark: #000000;

JSON

{
  "hex": "#901f2a",
  "rgb": {
    "r": 144,
    "g": 31,
    "b": 42
  },
  "hsl": {
    "h": 354.159,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.43187,
    "c": 0.14777,
    "h": 21.2
  },
  "luminance": 0.07076
}

Semantic roles & 50–950 ramp

primary

#901F2A

secondary

#4EBCB2

accent

#E8D740

background

#FCF6F5

surface

#F8EBEA

border

#D1C6C6

text

#130605

muted

#827A79

Preview Lab

Preview with #901F2A

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

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