#901C13#901C13

#901C13 is a dark, vivid red. Relative luminance 0.068; OKLCH L 42.6% C 0.153 H 29.5°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#901C13
RGB	rgb(144, 28, 19)
HSL	hsl(4, 77%, 32%)
HSV	hsv(4, 87%, 56%)
CMYK	cmyk(0%, 80.6%, 86.8%, 43.5%)
CIE-LAB	lab(31.37, 46.91, 36.00)
CIE-LCH	lch(31.37, 59.13, 37.50°)
OKLab	oklab(42.64% 0.133 0.0751)
OKLCH	oklch(42.64% 0.153 29.5)
XYZ	xyz(12.0359, 6.8088, 1.2965)
Luminance	0.0681 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901C13 #138790

analogous

#901349 #901C13 #905B13

triadic

#901C13 #13901C #1C1390

tetradic

#901C13 #499013 #138790 #5B1390

square

#901C13 #499013 #138790 #5B1390

split-complementary

#901C13 #13905B #134990

monochromatic

#240705 #5A110C #901C13 #C6271A #E54539

Accessibility & contrast

On white

8.89

#901C13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#901C13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901C13

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901C13	#FFFFFF	#000000	##FFFFFF
##901C13	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413A10

Deuteranopia (green-blind)

#5E530C

Tritanopia (blue-blind)

#9F001C

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #901c13;
/* rgb */ color: rgb(144, 28, 19);
/* oklch */ color: oklch(42.6% 0.153 29.5);

Tailwind

colors: {
  custom: {
    50: '#ba6453',
    500: '#901c13',
    950: '#000000',
  },
}

SCSS

$custom: #901c13;
$custom-light: #ba6453;
$custom-dark: #000000;

JSON

{
  "hex": "#901c13",
  "rgb": {
    "r": 144,
    "g": 28,
    "b": 19
  },
  "hsl": {
    "h": 4.32,
    "s": 76.687,
    "l": 31.961
  },
  "oklch": {
    "l": 0.42641,
    "c": 0.15275,
    "h": 29.5
  },
  "luminance": 0.06807
}

Semantic roles & 50–950 ramp

primary

#901C13

secondary

#3BBAC4

accent

#E6F335

background

#FCF6F4

surface

#F8EBE7

border

#D1C6C3

text

#140602

muted

#827A78

Preview Lab

Preview with #901C13

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

Preview Lab → · Contrast checker → · Palette generator →