#A73B1D#A73B1D

#A73B1D is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.2% C 0.148 H 35.9°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#A73B1D
RGB	rgb(167, 59, 29)
HSL	hsl(13, 70%, 38%)
HSV	hsv(13, 83%, 65%)
CMYK	cmyk(0%, 64.7%, 82.6%, 34.5%)
CIE-LAB	lab(40.30, 42.97, 40.72)
CIE-LCH	lch(40.30, 59.20, 43.46°)
OKLab	oklab(50.17% 0.1202 0.0871)
OKLCH	oklch(50.17% 0.148 35.9)
XYZ	xyz(17.7241, 11.4347, 2.4360)
Luminance	0.1143 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A73B1D #1D89A7

analogous

#A71D44 #A73B1D #A7801D

triadic

#A73B1D #1DA73B #3B1DA7

tetradic

#A73B1D #44A71D #1D89A7 #801DA7

square

#A73B1D #44A71D #1D89A7 #801DA7

split-complementary

#A73B1D #1DA780 #1D44A7

monochromatic

#3F160B #732914 #A73B1D #DA4E28 #E3795C

Accessibility & contrast

On white

6.39

#A73B1D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#A73B1D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A73B1D

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A73B1D	#FFFFFF	#000000	##FFFFFF
##A73B1D	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5018

Deuteranopia (green-blind)

#756818

Tritanopia (blue-blind)

#B81D35

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #a73b1d;
/* rgb */ color: rgb(167, 59, 29);
/* oklch */ color: oklch(50.2% 0.148 35.9);

Tailwind

colors: {
  custom: {
    50: '#c9765c',
    500: '#a73b1d',
    950: '#000000',
  },
}

SCSS

$custom: #a73b1d;
$custom-light: #c9765c;
$custom-dark: #000000;

JSON

{
  "hex": "#a73b1d",
  "rgb": {
    "r": 167,
    "g": 59,
    "b": 29
  },
  "hsl": {
    "h": 13.043,
    "s": 70.408,
    "l": 38.431
  },
  "oklch": {
    "l": 0.50168,
    "c": 0.14848,
    "h": 35.9
  },
  "luminance": 0.11432
}

Semantic roles & 50–950 ramp

primary

#A73B1D

secondary

#59AFC7

accent

#C6ED3B

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #A73B1D

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

Preview Lab → · Contrast checker → · Palette generator →