#901F1E#901F1E

#901F1E is a dark, vivid red. Relative luminance 0.070; OKLCH L 43.0% C 0.149 H 26.5°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#901F1E
RGB	rgb(144, 31, 30)
HSL	hsl(1, 66%, 34%)
HSV	hsv(1, 79%, 56%)
CMYK	cmyk(0%, 78.5%, 79.2%, 43.5%)
CIE-LAB	lab(31.82, 46.30, 30.24)
CIE-LCH	lch(31.82, 55.30, 33.15°)
OKLab	oklab(43.01% 0.1333 0.0666)
OKLCH	oklch(43.01% 0.149 26.5)
XYZ	xyz(12.2274, 7.0049, 1.9363)
Luminance	0.0700 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901F1E #1E8F90

analogous

#901E56 #901F1E #90581E

triadic

#901F1E #1E901F #1F1E90

tetradic

#901F1E #56901E #1E8F90 #581E90

square

#901F1E #56901E #1E8F90 #581E90

split-complementary

#901F1E #1E9058 #1E5690

monochromatic

#2B0909 #5D1413 #901F1E #C32A29 #DA4F4E

Accessibility & contrast

On white

8.75

#901F1E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#901F1E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901F1E

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901F1E	#FFFFFF	#000000	##FFFFFF
##901F1E	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423B1C

Deuteranopia (green-blind)

#5E5419

Tritanopia (blue-blind)

#9F0020

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #901f1e;
/* rgb */ color: rgb(144, 31, 30);
/* oklch */ color: oklch(43.0% 0.149 26.5);

Tailwind

colors: {
  custom: {
    50: '#b9655a',
    500: '#901f1e',
    950: '#000000',
  },
}

SCSS

$custom: #901f1e;
$custom-light: #b9655a;
$custom-dark: #000000;

JSON

{
  "hex": "#901f1e",
  "rgb": {
    "r": 144,
    "g": 31,
    "b": 30
  },
  "hsl": {
    "h": 0.526,
    "s": 65.517,
    "l": 34.118
  },
  "oklch": {
    "l": 0.4301,
    "c": 0.149,
    "h": 26.5
  },
  "luminance": 0.07003
}

Semantic roles & 50–950 ramp

primary

#901F1E

secondary

#4DBCBD

accent

#E7E83F

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130604

muted

#827A79

Preview Lab

Preview with #901F1E

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

Preview Lab → · Contrast checker → · Palette generator →