#901D13#901D13

#901D13 is a dark, vivid red. Relative luminance 0.069; OKLCH L 42.7% C 0.152 H 29.7°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#901D13
RGB	rgb(144, 29, 19)
HSL	hsl(5, 77%, 32%)
HSV	hsv(5, 87%, 56%)
CMYK	cmyk(0%, 79.9%, 86.8%, 43.5%)
CIE-LAB	lab(31.48, 46.60, 36.10)
CIE-LCH	lch(31.48, 58.94, 37.76°)
OKLab	oklab(42.72% 0.132 0.0754)
OKLCH	oklch(42.72% 0.152 29.7)
XYZ	xyz(12.0600, 6.8570, 1.3045)
Luminance	0.0685 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901D13 #138690

analogous

#901348 #901D13 #905C13

triadic

#901D13 #13901D #1D1390

tetradic

#901D13 #489013 #138690 #5C1390

square

#901D13 #489013 #138690 #5C1390

split-complementary

#901D13 #13905C #134890

monochromatic

#240705 #5A120C #901D13 #C6281A #E54639

Accessibility & contrast

On white

8.86

#901D13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#901D13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901D13

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901D13	#FFFFFF	#000000	##FFFFFF
##901D13	1.00	8.86	2.37	8.86
#FFFFFF	8.86	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423A10

Deuteranopia (green-blind)

#5E530C

Tritanopia (blue-blind)

#9F001C

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #901d13;
/* rgb */ color: rgb(144, 29, 19);
/* oklch */ color: oklch(42.7% 0.152 29.7);

Tailwind

colors: {
  custom: {
    50: '#ba6453',
    500: '#901d13',
    950: '#000000',
  },
}

SCSS

$custom: #901d13;
$custom-light: #ba6453;
$custom-dark: #000000;

JSON

{
  "hex": "#901d13",
  "rgb": {
    "r": 144,
    "g": 29,
    "b": 19
  },
  "hsl": {
    "h": 4.8,
    "s": 76.687,
    "l": 31.961
  },
  "oklch": {
    "l": 0.42724,
    "c": 0.15201,
    "h": 29.7
  },
  "luminance": 0.06855
}

Semantic roles & 50–950 ramp

primary

#901D13

secondary

#3BB9C4

accent

#E4F335

background

#FCF6F4

surface

#F8EBE7

border

#D1C6C3

text

#130602

muted

#827A78

Preview Lab

Preview with #901D13

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

Preview Lab → · Contrast checker → · Palette generator →