#731813#731813

#731813 is a dark, vivid red. Relative luminance 0.043; OKLCH L 36.7% C 0.126 H 28.3°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#731813
RGB	rgb(115, 24, 19)
HSL	hsl(3, 72%, 26%)
HSV	hsv(3, 83%, 45%)
CMYK	cmyk(0%, 79.1%, 83.5%, 54.9%)
CIE-LAB	lab(24.78, 38.81, 27.62)
CIE-LCH	lch(24.78, 47.64, 35.44°)
OKLab	oklab(36.65% 0.111 0.0598)
OKLCH	oklch(36.65% 0.126 28.3)
XYZ	xyz(7.5153, 4.3463, 1.0592)
Luminance	0.0435 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731813 #136E73

analogous

#73133E #731813 #734813

triadic

#731813 #137318 #181373

tetradic

#731813 #3E7313 #136E73 #481373

square

#731813 #3E7313 #136E73 #481373

split-complementary

#731813 #137348 #133E73

monochromatic

#1A0504 #3E0D0A #731813 #A8231C #DB2F25

Accessibility & contrast

On white

11.24

#731813 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#731813 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731813

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731813	#FFFFFF	#000000	##FFFFFF
##731813	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#342E11

Deuteranopia (green-blind)

#4A420F

Tritanopia (blue-blind)

#7F0018

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #731813;
/* rgb */ color: rgb(115, 24, 19);
/* oklch */ color: oklch(36.7% 0.126 28.3);

Tailwind

colors: {
  custom: {
    50: '#a35d51',
    500: '#731813',
    950: '#000000',
  },
}

SCSS

$custom: #731813;
$custom-light: #a35d51;
$custom-dark: #000000;

JSON

{
  "hex": "#731813",
  "rgb": {
    "r": 115,
    "g": 24,
    "b": 19
  },
  "hsl": {
    "h": 3.125,
    "s": 71.642,
    "l": 26.275
  },
  "oklch": {
    "l": 0.36653,
    "c": 0.12603,
    "h": 28.3
  },
  "luminance": 0.04345
}

Semantic roles & 50–950 ramp

primary

#731813

secondary

#38A4AA

accent

#E5EE39

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#110502

muted

#807978

Preview Lab

Preview with #731813

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

Preview Lab → · Contrast checker → · Palette generator →