#901F28#901F28

#901F28 is a dark, vivid red. Relative luminance 0.071; OKLCH L 43.2% C 0.148 H 22.2°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#901F28
RGB	rgb(144, 31, 40)
HSL	hsl(355, 65%, 34%)
HSV	hsv(355, 78%, 56%)
CMYK	cmyk(0%, 78.5%, 72.2%, 43.5%)
CIE-LAB	lab(31.95, 46.73, 24.22)
CIE-LCH	lch(31.95, 52.63, 27.40°)
OKLab	oklab(43.15% 0.137 0.0558)
OKLCH	oklch(43.15% 0.148 22.2)
XYZ	xyz(12.3760, 7.0644, 2.7190)
Luminance	0.0706 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901F28 #1F9087

analogous

#901F61 #901F28 #904F1F

triadic

#901F28 #28901F #1F2890

tetradic

#901F28 #61901F #1F9087 #4F1F90

square

#901F28 #61901F #1F9087 #4F1F90

split-complementary

#901F28 #1F904F #1F6190

monochromatic

#2B090C #5E141A #901F28 #C22A36 #D9505B

Accessibility & contrast

On white

8.71

#901F28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#901F28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901F28

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901F28	#FFFFFF	#000000	##FFFFFF
##901F28	1.00	8.71	2.41	8.71
#FFFFFF	8.71	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413C27

Deuteranopia (green-blind)

#5D5424

Tritanopia (blue-blind)

#9F0024

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #901f28;
/* rgb */ color: rgb(144, 31, 40);
/* oklch */ color: oklch(43.2% 0.148 22.2);

Tailwind

colors: {
  custom: {
    50: '#b86562',
    500: '#901f28',
    950: '#000000',
  },
}

SCSS

$custom: #901f28;
$custom-light: #b86562;
$custom-dark: #000000;

JSON

{
  "hex": "#901f28",
  "rgb": {
    "r": 144,
    "g": 31,
    "b": 40
  },
  "hsl": {
    "h": 355.221,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.43153,
    "c": 0.14792,
    "h": 22.2
  },
  "luminance": 0.07062
}

Semantic roles & 50–950 ramp

primary

#901F28

secondary

#4EBCB4

accent

#E8DA40

background

#FCF6F5

surface

#F8EBEA

border

#D1C6C6

text

#130605

muted

#827A79

Preview Lab

Preview with #901F28

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

Preview Lab → · Contrast checker → · Palette generator →