#A73D31#A73D31

#A73D31 is a mid, vivid red. Relative luminance 0.118; OKLCH L 50.7% C 0.142 H 29.4°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#A73D31
RGB	rgb(167, 61, 49)
HSL	hsl(6, 55%, 42%)
HSV	hsv(6, 71%, 65%)
CMYK	cmyk(0%, 63.5%, 70.7%, 34.5%)
CIE-LAB	lab(40.86, 42.90, 30.34)
CIE-LCH	lch(40.86, 52.55, 35.27°)
OKLab	oklab(50.66% 0.1239 0.0698)
OKLCH	oklch(50.66% 0.142 29.4)
XYZ	xyz(18.1613, 11.7772, 4.2220)
Luminance	0.1177 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A73D31 #319BA7

analogous

#A73160 #A73D31 #A77831

triadic

#A73D31 #31A73D #3D31A7

tetradic

#A73D31 #60A731 #319BA7 #7831A7

square

#A73D31 #60A731 #319BA7 #7831A7

split-complementary

#A73D31 #31A778 #3160A7

monochromatic

#481A15 #782C23 #A73D31 #CA584B #D8847A

Accessibility & contrast

On white

6.26

#A73D31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#A73D31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A73D31

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A73D31	#FFFFFF	#000000	##FFFFFF
##A73D31	1.00	6.26	3.36	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A522F

Deuteranopia (green-blind)

#74692E

Tritanopia (blue-blind)

#B7243B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a73d31;
/* rgb */ color: rgb(167, 61, 49);
/* oklch */ color: oklch(50.7% 0.142 29.4);

Tailwind

colors: {
  custom: {
    50: '#c87769',
    500: '#a73d31',
    950: '#000000',
  },
}

SCSS

$custom: #a73d31;
$custom-light: #c87769;
$custom-dark: #000000;

JSON

{
  "hex": "#a73d31",
  "rgb": {
    "r": 167,
    "g": 61,
    "b": 49
  },
  "hsl": {
    "h": 6.102,
    "s": 54.63,
    "l": 42.353
  },
  "oklch": {
    "l": 0.50656,
    "c": 0.1422,
    "h": 29.4
  },
  "luminance": 0.11775
}

Semantic roles & 50–950 ramp

primary

#A73D31

secondary

#73B9C1

accent

#CFDE4A

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140906

muted

#837B7A

Preview Lab

Preview with #A73D31

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

Preview Lab → · Contrast checker → · Palette generator →