#901E1F#901E1F

#901E1F is a dark, vivid red. Relative luminance 0.070; OKLCH L 42.9% C 0.150 H 25.9°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#901E1F
RGB	rgb(144, 30, 31)
HSL	hsl(359, 66%, 34%)
HSV	hsv(359, 79%, 56%)
CMYK	cmyk(0%, 79.2%, 78.5%, 43.5%)
CIE-LAB	lab(31.71, 46.66, 29.53)
CIE-LCH	lch(31.71, 55.22, 32.33°)
OKLab	oklab(42.94% 0.1347 0.0653)
OKLCH	oklch(42.94% 0.15 25.9)
XYZ	xyz(12.2147, 6.9587, 1.9961)
Luminance	0.0696 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901E1F #1E908F

analogous

#901E58 #901E1F #90561E

triadic

#901E1F #1F901E #1E1F90

tetradic

#901E1F #58901E #1E908F #561E90

square

#901E1F #58901E #1E908F #561E90

split-complementary

#901E1F #1E9056 #1E5890

monochromatic

#2B0909 #5D1314 #901E1F #C3292A #DA4E4F

Accessibility & contrast

On white

8.78

#901E1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#901E1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901E1F

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901E1F	#FFFFFF	#000000	##FFFFFF
##901E1F	1.00	8.78	2.39	8.78
#FFFFFF	8.78	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413B1E

Deuteranopia (green-blind)

#5D531A

Tritanopia (blue-blind)

#9F0020

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #901e1f;
/* rgb */ color: rgb(144, 30, 31);
/* oklch */ color: oklch(42.9% 0.150 25.9);

Tailwind

colors: {
  custom: {
    50: '#b9655b',
    500: '#901e1f',
    950: '#000000',
  },
}

SCSS

$custom: #901e1f;
$custom-light: #b9655b;
$custom-dark: #000000;

JSON

{
  "hex": "#901e1f",
  "rgb": {
    "r": 144,
    "g": 30,
    "b": 31
  },
  "hsl": {
    "h": 359.474,
    "s": 65.517,
    "l": 34.118
  },
  "oklch": {
    "l": 0.42935,
    "c": 0.14968,
    "h": 25.9
  },
  "luminance": 0.06957
}

Semantic roles & 50–950 ramp

primary

#901E1F

secondary

#4DBDBC

accent

#E8E73F

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130604

muted

#827A79

Preview Lab

Preview with #901E1F

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

Preview Lab → · Contrast checker → · Palette generator →