#A73F28#A73F28

#A73F28 is a mid, vivid red. Relative luminance 0.119; OKLCH L 50.8% C 0.142 H 34.0°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#A73F28
RGB	rgb(167, 63, 40)
HSL	hsl(11, 61%, 41%)
HSV	hsv(11, 76%, 65%)
CMYK	cmyk(0%, 62.3%, 76%, 34.5%)
CIE-LAB	lab(41.10, 41.54, 35.74)
CIE-LCH	lch(41.10, 54.80, 40.71°)
OKLab	oklab(50.8% 0.1179 0.0796)
OKLCH	oklch(50.8% 0.142 34)
XYZ	xyz(18.0988, 11.9262, 3.3560)
Luminance	0.1192 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A73F28 #2890A7

analogous

#A72850 #A73F28 #A77E28

triadic

#A73F28 #28A73F #3F28A7

tetradic

#A73F28 #50A728 #2890A7 #7E28A7

square

#A73F28 #50A728 #2890A7 #7E28A7

split-complementary

#A73F28 #28A77E #2850A7

monochromatic

#441A10 #762C1C #A73F28 #D0573C #DC816D

Accessibility & contrast

On white

6.20

#A73F28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#A73F28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A73F28

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A73F28	#FFFFFF	#000000	##FFFFFF
##A73F28	1.00	6.20	3.38	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5325

Deuteranopia (green-blind)

#766925

Tritanopia (blue-blind)

#B8263A

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #a73f28;
/* rgb */ color: rgb(167, 63, 40);
/* oklch */ color: oklch(50.8% 0.142 34.0);

Tailwind

colors: {
  custom: {
    50: '#c97863',
    500: '#a73f28',
    950: '#000000',
  },
}

SCSS

$custom: #a73f28;
$custom-light: #c97863;
$custom-dark: #000000;

JSON

{
  "hex": "#a73f28",
  "rgb": {
    "r": 167,
    "g": 63,
    "b": 40
  },
  "hsl": {
    "h": 10.866,
    "s": 61.353,
    "l": 40.588
  },
  "oklch": {
    "l": 0.50801,
    "c": 0.14221,
    "h": 34
  },
  "luminance": 0.11924
}

Semantic roles & 50–950 ramp

primary

#A73F28

secondary

#68B2C3

accent

#C7E443

background

#FDF7F5

surface

#FAEEEA

border

#D3C9C6

text

#150905

muted

#837B79

Preview Lab

Preview with #A73F28

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

Preview Lab → · Contrast checker → · Palette generator →