#901A2D#901A2D

#901A2D is a dark, vivid red. Relative luminance 0.069; OKLCH L 42.8% C 0.152 H 18.5°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#901A2D
RGB	rgb(144, 26, 45)
HSL	hsl(350, 69%, 33%)
HSV	hsv(350, 82%, 56%)
CMYK	cmyk(0%, 81.9%, 68.7%, 43.5%)
CIE-LAB	lab(31.48, 48.54, 20.43)
CIE-LCH	lch(31.48, 52.67, 22.83°)
OKLab	oklab(42.83% 0.1439 0.0482)
OKLCH	oklch(42.83% 0.152 18.5)
XYZ	xyz(12.3460, 6.8595, 3.1560)
Luminance	0.0686 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901A2D #1A907D

analogous

#901A68 #901A2D #90421A

triadic

#901A2D #2D901A #1A2D90

tetradic

#901A2D #68901A #1A907D #421A90

square

#901A2D #68901A #1A907D #421A90

split-complementary

#901A2D #1A9042 #1A6890

monochromatic

#28070D #5C111D #901A2D #C4233D #DE475F

Accessibility & contrast

On white

8.85

#901A2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#901A2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901A2D

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901A2D	#FFFFFF	#000000	##FFFFFF
##901A2D	1.00	8.85	2.37	8.85
#FFFFFF	8.85	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3A2D

Deuteranopia (green-blind)

#5B5329

Tritanopia (blue-blind)

#9F0023

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #901a2d;
/* rgb */ color: rgb(144, 26, 45);
/* oklch */ color: oklch(42.8% 0.152 18.5);

Tailwind

colors: {
  custom: {
    50: '#b86465',
    500: '#901a2d',
    950: '#000000',
  },
}

SCSS

$custom: #901a2d;
$custom-light: #b86465;
$custom-dark: #000000;

JSON

{
  "hex": "#901a2d",
  "rgb": {
    "r": 144,
    "g": 26,
    "b": 45
  },
  "hsl": {
    "h": 350.339,
    "s": 69.412,
    "l": 33.333
  },
  "oklch": {
    "l": 0.42833,
    "c": 0.15179,
    "h": 18.5
  },
  "luminance": 0.06858
}

Semantic roles & 50–950 ramp

primary

#901A2D

secondary

#47BFAC

accent

#ECD03C

background

#FCF6F6

surface

#F8EBEB

border

#D1C6C6

text

#130605

muted

#827A7A

Preview Lab

Preview with #901A2D

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

Preview Lab → · Contrast checker → · Palette generator →