#901F24#901F24

#901F24 is a dark, vivid red. Relative luminance 0.070; OKLCH L 43.1% C 0.148 H 24.0°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#901F24
RGB	rgb(144, 31, 36)
HSL	hsl(357, 65%, 34%)
HSV	hsv(357, 78%, 56%)
CMYK	cmyk(0%, 78.5%, 75%, 43.5%)
CIE-LAB	lab(31.89, 46.54, 26.66)
CIE-LCH	lch(31.89, 53.64, 29.81°)
OKLab	oklab(43.09% 0.1355 0.0603)
OKLCH	oklch(43.09% 0.148 24)
XYZ	xyz(12.3115, 7.0386, 2.3791)
Luminance	0.0704 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901F24 #1F908B

analogous

#901F5D #901F24 #90531F

triadic

#901F24 #24901F #1F2490

tetradic

#901F24 #5D901F #1F908B #531F90

square

#901F24 #5D901F #1F908B #531F90

split-complementary

#901F24 #1F9053 #1F5D90

monochromatic

#2B090B #5E1417 #901F24 #C22A31 #D95056

Accessibility & contrast

On white

8.72

#901F24 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#901F24 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901F24

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901F24	#FFFFFF	#000000	##FFFFFF
##901F24	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413C23

Deuteranopia (green-blind)

#5D5420

Tritanopia (blue-blind)

#9F0022

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #901f24;
/* rgb */ color: rgb(144, 31, 36);
/* oklch */ color: oklch(43.1% 0.148 24.0);

Tailwind

colors: {
  custom: {
    50: '#b8655f',
    500: '#901f24',
    950: '#000000',
  },
}

SCSS

$custom: #901f24;
$custom-light: #b8655f;
$custom-dark: #000000;

JSON

{
  "hex": "#901f24",
  "rgb": {
    "r": 144,
    "g": 31,
    "b": 36
  },
  "hsl": {
    "h": 357.345,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.43091,
    "c": 0.14829,
    "h": 24
  },
  "luminance": 0.07037
}

Semantic roles & 50–950 ramp

primary

#901F24

secondary

#4EBCB7

accent

#E8E040

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130604

muted

#827A79

Preview Lab

Preview with #901F24

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

Preview Lab → · Contrast checker → · Palette generator →