#731918#731918

#731918 is a dark, vivid red. Relative luminance 0.044; OKLCH L 36.8% C 0.124 H 26.3°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#731918
RGB	rgb(115, 25, 24)
HSL	hsl(1, 65%, 27%)
HSV	hsv(1, 79%, 45%)
CMYK	cmyk(0%, 78.3%, 79.1%, 54.9%)
CIE-LAB	lab(24.97, 38.64, 24.76)
CIE-LCH	lch(24.97, 45.89, 32.65°)
OKLab	oklab(36.81% 0.1116 0.0551)
OKLCH	oklch(36.81% 0.124 26.3)
XYZ	xyz(7.5836, 4.4072, 1.3153)
Luminance	0.0441 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731918 #187273

analogous

#731845 #731918 #734618

triadic

#731918 #187319 #191873

tetradic

#731918 #457318 #187273 #461873

square

#731918 #457318 #187273 #461873

split-complementary

#731918 #187346 #184573

monochromatic

#190605 #400E0D #731918 #A62423 #D43331

Accessibility & contrast

On white

11.16

#731918 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#731918 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731918

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731918	#FFFFFF	#000000	##FFFFFF
##731918	1.00	11.16	1.88	11.16
#FFFFFF	11.16	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#342F17

Deuteranopia (green-blind)

#4A4214

Tritanopia (blue-blind)

#7F001A

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #731918;
/* rgb */ color: rgb(115, 25, 24);
/* oklch */ color: oklch(36.8% 0.124 26.3);

Tailwind

colors: {
  custom: {
    50: '#a35e55',
    500: '#731918',
    950: '#000000',
  },
}

SCSS

$custom: #731918;
$custom-light: #a35e55;
$custom-dark: #000000;

JSON

{
  "hex": "#731918",
  "rgb": {
    "r": 115,
    "g": 25,
    "b": 24
  },
  "hsl": {
    "h": 0.659,
    "s": 65.468,
    "l": 27.255
  },
  "oklch": {
    "l": 0.36813,
    "c": 0.12443,
    "h": 26.3
  },
  "luminance": 0.04406
}

Semantic roles & 50–950 ramp

primary

#731918

secondary

#3FA7A8

accent

#E7E83F

background

#FAF5F4

surface

#F4E9E8

border

#CEC5C4

text

#100503

muted

#7F7978

Preview Lab

Preview with #731918

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

Preview Lab → · Contrast checker → · Palette generator →