#731121#731121

#731121 is a dark, vivid red. Relative luminance 0.042; OKLCH L 36.3% C 0.130 H 18.8°. Best body text is #FFFFFF at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#731121
RGB	rgb(115, 17, 33)
HSL	hsl(350, 74%, 26%)
HSV	hsv(350, 85%, 45%)
CMYK	cmyk(0%, 85.2%, 71.3%, 54.9%)
CIE-LAB	lab(24.18, 41.70, 17.92)
CIE-LCH	lch(24.18, 45.39, 23.26°)
OKLab	oklab(36.27% 0.1235 0.042)
OKLCH	oklch(36.27% 0.13 18.8)
XYZ	xyz(7.5461, 4.1567, 1.8435)
Luminance	0.0416 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731121 #117363

analogous

#731152 #731121 #733211

triadic

#731121 #217311 #112173

tetradic

#731121 #527311 #117363 #321173

square

#731121 #527311 #117363 #321173

split-complementary

#731121 #117332 #115273

monochromatic

#1B0408 #3E0912 #731121 #A81930 #DE2140

Accessibility & contrast

On white

11.47

#731121 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#731121 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731121

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731121	#FFFFFF	#000000	##FFFFFF
##731121	1.00	11.47	1.83	11.47
#FFFFFF	11.47	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2C21

Deuteranopia (green-blind)

#48411E

Tritanopia (blue-blind)

#7F0018

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #731121;
/* rgb */ color: rgb(115, 17, 33);
/* oklch */ color: oklch(36.3% 0.130 18.8);

Tailwind

colors: {
  custom: {
    50: '#a25b5c',
    500: '#731121',
    950: '#000000',
  },
}

SCSS

$custom: #731121;
$custom-light: #a25b5c;
$custom-dark: #000000;

JSON

{
  "hex": "#731121",
  "rgb": {
    "r": 115,
    "g": 17,
    "b": 33
  },
  "hsl": {
    "h": 350.204,
    "s": 74.242,
    "l": 25.882
  },
  "oklch": {
    "l": 0.3627,
    "c": 0.13041,
    "h": 18.8
  },
  "luminance": 0.04156
}

Semantic roles & 50–950 ramp

primary

#731121

secondary

#36AA97

accent

#F1D337

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#100404

muted

#7F7979

Preview Lab

Preview with #731121

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

Preview Lab → · Contrast checker → · Palette generator →