#731E13#731E13

#731E13 is a dark, vivid red. Relative luminance 0.046; OKLCH L 37.3% C 0.121 H 30.7°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#731E13
RGB	rgb(115, 30, 19)
HSL	hsl(7, 72%, 26%)
HSV	hsv(7, 83%, 45%)
CMYK	cmyk(0%, 73.9%, 83.5%, 54.9%)
CIE-LAB	lab(25.63, 36.47, 28.47)
CIE-LCH	lch(25.63, 46.27, 37.97°)
OKLab	oklab(37.28% 0.1037 0.0616)
OKLCH	oklch(37.28% 0.121 30.7)
XYZ	xyz(7.6529, 4.6216, 1.1051)
Luminance	0.0462 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731E13 #136873

analogous

#731338 #731E13 #734E13

triadic

#731E13 #13731E #1E1373

tetradic

#731E13 #387313 #136873 #4E1373

square

#731E13 #387313 #136873 #4E1373

split-complementary

#731E13 #13734E #133873

monochromatic

#1A0704 #3E100A #731E13 #A82C1C #DB3A25

Accessibility & contrast

On white

10.91

#731E13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#731E13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731E13

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731E13	#FFFFFF	#000000	##FFFFFF
##731E13	1.00	10.91	1.92	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373111

Deuteranopia (green-blind)

#4C440F

Tritanopia (blue-blind)

#7F001C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #731e13;
/* rgb */ color: rgb(115, 30, 19);
/* oklch */ color: oklch(37.3% 0.121 30.7);

Tailwind

colors: {
  custom: {
    50: '#a36052',
    500: '#731e13',
    950: '#000000',
  },
}

SCSS

$custom: #731e13;
$custom-light: #a36052;
$custom-dark: #000000;

JSON

{
  "hex": "#731e13",
  "rgb": {
    "r": 115,
    "g": 30,
    "b": 19
  },
  "hsl": {
    "h": 6.875,
    "s": 71.642,
    "l": 26.275
  },
  "oklch": {
    "l": 0.37283,
    "c": 0.12059,
    "h": 30.7
  },
  "luminance": 0.0462
}

Semantic roles & 50–950 ramp

primary

#731E13

secondary

#389DAA

accent

#DAEE39

background

#FAF5F4

surface

#F4EAE7

border

#CEC6C3

text

#100502

muted

#7F7978

Preview Lab

Preview with #731E13

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

Preview Lab → · Contrast checker → · Palette generator →