#731017#731017

#731017 is a dark, vivid red. Relative luminance 0.041; OKLCH L 36.0% C 0.132 H 24.0°. Best body text is #FFFFFF at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#731017
RGB	rgb(115, 16, 23)
HSL	hsl(356, 76%, 26%)
HSV	hsv(356, 86%, 45%)
CMYK	cmyk(0%, 86.1%, 80%, 54.9%)
CIE-LAB	lab(23.93, 41.50, 24.24)
CIE-LCH	lch(23.93, 48.06, 30.29°)
OKLab	oklab(36.03% 0.1204 0.0537)
OKLCH	oklch(36.03% 0.132 24)
XYZ	xyz(7.4111, 4.0785, 1.2075)
Luminance	0.0408 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731017 #10736C

analogous

#731048 #731017 #733B10

triadic

#731017 #177310 #101773

tetradic

#731017 #487310 #10736C #3B1073

square

#731017 #487310 #10736C #3B1073

split-complementary

#731017 #10733B #104873

monochromatic

#1B0405 #3D090C #731017 #A91722 #DE1F2C

Accessibility & contrast

On white

11.57

#731017 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#731017 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731017

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731017	#FFFFFF	#000000	##FFFFFF
##731017	1.00	11.57	1.82	11.57
#FFFFFF	11.57	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302B16

Deuteranopia (green-blind)

#484013

Tritanopia (blue-blind)

#7F0014

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #731017;
/* rgb */ color: rgb(115, 16, 23);
/* oklch */ color: oklch(36.0% 0.132 24.0);

Tailwind

colors: {
  custom: {
    50: '#a35a54',
    500: '#731017',
    950: '#000000',
  },
}

SCSS

$custom: #731017;
$custom-light: #a35a54;
$custom-dark: #000000;

JSON

{
  "hex": "#731017",
  "rgb": {
    "r": 115,
    "g": 16,
    "b": 23
  },
  "hsl": {
    "h": 355.758,
    "s": 75.573,
    "l": 25.686
  },
  "oklch": {
    "l": 0.36033,
    "c": 0.13181,
    "h": 24
  },
  "luminance": 0.04077
}

Semantic roles & 50–950 ramp

primary

#731017

secondary

#34AAA2

accent

#F2E536

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#110402

muted

#807978

Preview Lab

Preview with #731017

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

Preview Lab → · Contrast checker → · Palette generator →