#731817#731817

#731817 is a dark, vivid red. Relative luminance 0.044; OKLCH L 36.7% C 0.125 H 26.4°. Best body text is #FFFFFF at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#731817
RGB	rgb(115, 24, 23)
HSL	hsl(1, 67%, 27%)
HSV	hsv(1, 80%, 45%)
CMYK	cmyk(0%, 79.1%, 80%, 54.9%)
CIE-LAB	lab(24.83, 38.96, 25.23)
CIE-LCH	lch(24.83, 46.41, 32.92°)
OKLab	oklab(36.7% 0.1123 0.0559)
OKLCH	oklch(36.7% 0.125 26.4)
XYZ	xyz(7.5524, 4.3612, 1.2546)
Luminance	0.0436 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731817 #177273

analogous

#731744 #731817 #734617

triadic

#731817 #177318 #181773

tetradic

#731817 #447317 #177273 #461773

square

#731817 #447317 #177273 #461773

split-complementary

#731817 #177346 #174473

monochromatic

#1A0505 #400D0D #731817 #A62321 #D5312F

Accessibility & contrast

On white

11.22

#731817 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#731817 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731817

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731817	#FFFFFF	#000000	##FFFFFF
##731817	1.00	11.22	1.87	11.22
#FFFFFF	11.22	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#342E16

Deuteranopia (green-blind)

#4A4213

Tritanopia (blue-blind)

#7F0019

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #731817;
/* rgb */ color: rgb(115, 24, 23);
/* oklch */ color: oklch(36.7% 0.125 26.4);

Tailwind

colors: {
  custom: {
    50: '#a35d54',
    500: '#731817',
    950: '#000000',
  },
}

SCSS

$custom: #731817;
$custom-light: #a35d54;
$custom-dark: #000000;

JSON

{
  "hex": "#731817",
  "rgb": {
    "r": 115,
    "g": 24,
    "b": 23
  },
  "hsl": {
    "h": 0.652,
    "s": 66.667,
    "l": 27.059
  },
  "oklch": {
    "l": 0.36703,
    "c": 0.12545,
    "h": 26.4
  },
  "luminance": 0.0436
}

Semantic roles & 50–950 ramp

primary

#731817

secondary

#3DA7A9

accent

#E8EA3E

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#100502

muted

#7F7978

Preview Lab

Preview with #731817

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

Preview Lab → · Contrast checker → · Palette generator →