#731718#731718

#731718 is a dark, vivid red. Relative luminance 0.043; OKLCH L 36.6% C 0.126 H 25.6°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#731718
RGB	rgb(115, 23, 24)
HSL	hsl(359, 67%, 27%)
HSV	hsv(359, 80%, 45%)
CMYK	cmyk(0%, 80%, 79.1%, 54.9%)
CIE-LAB	lab(24.72, 39.36, 24.47)
CIE-LCH	lch(24.72, 46.34, 31.87°)
OKLab	oklab(36.62% 0.1138 0.0545)
OKLCH	oklch(36.62% 0.126 25.6)
XYZ	xyz(7.5424, 4.3248, 1.3016)
Luminance	0.0432 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731718 #177372

analogous

#731746 #731718 #734417

triadic

#731718 #187317 #171873

tetradic

#731718 #467317 #177372 #441773

square

#731718 #467317 #177372 #441773

split-complementary

#731718 #177344 #174673

monochromatic

#1A0505 #400D0D #731718 #A62123 #D52F31

Accessibility & contrast

On white

11.26

#731718 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#731718 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731718

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731718	#FFFFFF	#000000	##FFFFFF
##731718	1.00	11.26	1.86	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332E17

Deuteranopia (green-blind)

#4A4214

Tritanopia (blue-blind)

#7F0019

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #731718;
/* rgb */ color: rgb(115, 23, 24);
/* oklch */ color: oklch(36.6% 0.126 25.6);

Tailwind

colors: {
  custom: {
    50: '#a35d55',
    500: '#731718',
    950: '#000000',
  },
}

SCSS

$custom: #731718;
$custom-light: #a35d55;
$custom-dark: #000000;

JSON

{
  "hex": "#731718",
  "rgb": {
    "r": 115,
    "g": 23,
    "b": 24
  },
  "hsl": {
    "h": 359.348,
    "s": 66.667,
    "l": 27.059
  },
  "oklch": {
    "l": 0.36622,
    "c": 0.1262,
    "h": 25.6
  },
  "luminance": 0.04324
}

Semantic roles & 50–950 ramp

primary

#731718

secondary

#3DA9A7

accent

#EAE83E

background

#FAF5F4

surface

#F4E9E8

border

#CEC5C4

text

#100503

muted

#7F7978

Preview Lab

Preview with #731718

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

Preview Lab → · Contrast checker → · Palette generator →