#901A1E#901A1E

#901A1E is a dark, vivid red. Relative luminance 0.068; OKLCH L 42.6% C 0.153 H 25.3°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#901A1E
RGB	rgb(144, 26, 30)
HSL	hsl(358, 69%, 33%)
HSV	hsv(358, 82%, 56%)
CMYK	cmyk(0%, 81.9%, 79.2%, 43.5%)
CIE-LAB	lab(31.26, 47.85, 29.65)
CIE-LCH	lch(31.26, 56.29, 31.78°)
OKLab	oklab(42.6% 0.1382 0.0653)
OKLCH	oklch(42.6% 0.153 25.3)
XYZ	xyz(12.1068, 6.7638, 1.8961)
Luminance	0.0676 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901A1E #1A908C

analogous

#901A59 #901A1E #90511A

triadic

#901A1E #1E901A #1A1E90

tetradic

#901A1E #59901A #1A908C #511A90

square

#901A1E #59901A #1A908C #511A90

split-complementary

#901A1E #1A9051 #1A5990

monochromatic

#280708 #5C1113 #901A1E #C42329 #DE474C

Accessibility & contrast

On white

8.93

#901A1E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#901A1E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901A1E

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901A1E	#FFFFFF	#000000	##FFFFFF
##901A1E	1.00	8.93	2.35	8.93
#FFFFFF	8.93	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#40391D

Deuteranopia (green-blind)

#5D5319

Tritanopia (blue-blind)

#9F001D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #901a1e;
/* rgb */ color: rgb(144, 26, 30);
/* oklch */ color: oklch(42.6% 0.153 25.3);

Tailwind

colors: {
  custom: {
    50: '#b9635a',
    500: '#901a1e',
    950: '#000000',
  },
}

SCSS

$custom: #901a1e;
$custom-light: #b9635a;
$custom-dark: #000000;

JSON

{
  "hex": "#901a1e",
  "rgb": {
    "r": 144,
    "g": 26,
    "b": 30
  },
  "hsl": {
    "h": 357.966,
    "s": 69.412,
    "l": 33.333
  },
  "oklch": {
    "l": 0.42597,
    "c": 0.15287,
    "h": 25.3
  },
  "luminance": 0.06762
}

Semantic roles & 50–950 ramp

primary

#901A1E

secondary

#47BFBB

accent

#ECE63C

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130604

muted

#827A79

Preview Lab

Preview with #901A1E

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

Preview Lab → · Contrast checker → · Palette generator →