#73271B#73271B

#73271B is a dark, moderate red. Relative luminance 0.052; OKLCH L 38.5% C 0.110 H 31.4°. Best body text is #FFFFFF at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#73271B
RGB	rgb(115, 39, 27)
HSL	hsl(8, 62%, 28%)
HSV	hsv(8, 77%, 45%)
CMYK	cmyk(0%, 66.1%, 76.5%, 54.9%)
CIE-LAB	lab(27.23, 32.73, 25.40)
CIE-LCH	lch(27.23, 41.43, 37.81°)
OKLab	oklab(38.52% 0.0937 0.0573)
OKLCH	oklch(38.52% 0.11 31.4)
XYZ	xyz(7.9944, 5.1761, 1.6148)
Luminance	0.0517 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73271B #1B6773

analogous

#731B3B #73271B #73531B

triadic

#73271B #1B7327 #271B73

tetradic

#73271B #3B731B #1B6773 #531B73

square

#73271B #3B731B #1B6773 #531B73

split-complementary

#73271B #1B7353 #1B3B73

monochromatic

#190806 #41160F #73271B #A53827 #D04D38

Accessibility & contrast

On white

10.32

#73271B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#73271B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #73271B

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73271B	#FFFFFF	#000000	##FFFFFF
##73271B	1.00	10.32	2.04	10.32
#FFFFFF	10.32	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3619

Deuteranopia (green-blind)

#4F4719

Tritanopia (blue-blind)

#7F1425

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #73271b;
/* rgb */ color: rgb(115, 39, 27);
/* oklch */ color: oklch(38.5% 0.110 31.4);

Tailwind

colors: {
  custom: {
    50: '#a26558',
    500: '#73271b',
    950: '#000000',
  },
}

SCSS

$custom: #73271b;
$custom-light: #a26558;
$custom-dark: #000000;

JSON

{
  "hex": "#73271b",
  "rgb": {
    "r": 115,
    "g": 39,
    "b": 27
  },
  "hsl": {
    "h": 8.182,
    "s": 61.972,
    "l": 27.843
  },
  "oklch": {
    "l": 0.38516,
    "c": 0.10982,
    "h": 31.4
  },
  "luminance": 0.05175
}

Semantic roles & 50–950 ramp

primary

#73271B

secondary

#429AA8

accent

#CFE543

background

#FAF6F5

surface

#F4EBE9

border

#CEC6C5

text

#100603

muted

#7F7A78

Preview Lab

Preview with #73271B

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

Preview Lab → · Contrast checker → · Palette generator →