#901F29#901F29

#901F29 is a dark, vivid red. Relative luminance 0.071; OKLCH L 43.2% C 0.148 H 21.7°. Best body text is #FFFFFF at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#901F29
RGB	rgb(144, 31, 41)
HSL	hsl(355, 65%, 34%)
HSV	hsv(355, 78%, 56%)
CMYK	cmyk(0%, 78.5%, 71.5%, 43.5%)
CIE-LAB	lab(31.97, 46.78, 23.60)
CIE-LCH	lch(31.97, 52.40, 26.77°)
OKLab	oklab(43.17% 0.1374 0.0546)
OKLCH	oklch(43.17% 0.148 21.7)
XYZ	xyz(12.3932, 7.0713, 2.8097)
Luminance	0.0707 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901F29 #1F9086

analogous

#901F62 #901F29 #904E1F

triadic

#901F29 #29901F #1F2990

tetradic

#901F29 #62901F #1F9086 #4E1F90

square

#901F29 #62901F #1F9086 #4E1F90

split-complementary

#901F29 #1F904E #1F6290

monochromatic

#2B090C #5E141B #901F29 #C22A37 #D9505C

Accessibility & contrast

On white

8.70

#901F29 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#901F29 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901F29

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901F29	#FFFFFF	#000000	##FFFFFF
##901F29	1.00	8.70	2.41	8.70
#FFFFFF	8.70	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413C28

Deuteranopia (green-blind)

#5D5425

Tritanopia (blue-blind)

#9F0024

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #901f29;
/* rgb */ color: rgb(144, 31, 41);
/* oklch */ color: oklch(43.2% 0.148 21.7);

Tailwind

colors: {
  custom: {
    50: '#b86562',
    500: '#901f29',
    950: '#000000',
  },
}

SCSS

$custom: #901f29;
$custom-light: #b86562;
$custom-dark: #000000;

JSON

{
  "hex": "#901f29",
  "rgb": {
    "r": 144,
    "g": 31,
    "b": 41
  },
  "hsl": {
    "h": 354.69,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.4317,
    "c": 0.14784,
    "h": 21.7
  },
  "luminance": 0.07069
}

Semantic roles & 50–950 ramp

primary

#901F29

secondary

#4EBCB3

accent

#E8D940

background

#FCF6F5

surface

#F8EBEA

border

#D1C6C6

text

#130605

muted

#827A79

Preview Lab

Preview with #901F29

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

Preview Lab → · Contrast checker → · Palette generator →