#A73C31#A73C31

#A73C31 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.5% C 0.143 H 28.9°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#A73C31
RGB	rgb(167, 60, 49)
HSL	hsl(6, 55%, 42%)
HSV	hsv(6, 71%, 65%)
CMYK	cmyk(0%, 64.1%, 70.7%, 34.5%)
CIE-LAB	lab(40.69, 43.36, 30.14)
CIE-LCH	lch(40.69, 52.80, 34.81°)
OKLab	oklab(50.53% 0.1253 0.0693)
OKLCH	oklch(50.53% 0.143 28.9)
XYZ	xyz(18.1085, 11.6715, 4.2044)
Luminance	0.1167 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A73C31 #319CA7

analogous

#A73161 #A73C31 #A77731

triadic

#A73C31 #31A73C #3C31A7

tetradic

#A73C31 #61A731 #319CA7 #7731A7

square

#A73C31 #61A731 #319CA7 #7731A7

split-complementary

#A73C31 #31A777 #3161A7

monochromatic

#481A15 #782B23 #A73C31 #CA574B #D8837A

Accessibility & contrast

On white

6.30

#A73C31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#A73C31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A73C31

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A73C31	#FFFFFF	#000000	##FFFFFF
##A73C31	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59512F

Deuteranopia (green-blind)

#74692E

Tritanopia (blue-blind)

#B7223A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a73c31;
/* rgb */ color: rgb(167, 60, 49);
/* oklch */ color: oklch(50.5% 0.143 28.9);

Tailwind

colors: {
  custom: {
    50: '#c87769',
    500: '#a73c31',
    950: '#000000',
  },
}

SCSS

$custom: #a73c31;
$custom-light: #c87769;
$custom-dark: #000000;

JSON

{
  "hex": "#a73c31",
  "rgb": {
    "r": 167,
    "g": 60,
    "b": 49
  },
  "hsl": {
    "h": 5.593,
    "s": 54.63,
    "l": 42.353
  },
  "oklch": {
    "l": 0.50528,
    "c": 0.14323,
    "h": 28.9
  },
  "luminance": 0.11669
}

Semantic roles & 50–950 ramp

primary

#A73C31

secondary

#73B9C1

accent

#D0DE4A

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140906

muted

#837B7A

Preview Lab

Preview with #A73C31

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

Preview Lab → · Contrast checker → · Palette generator →