#A73231#A73231

#A73231 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.3% C 0.153 H 25.2°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#A73231
RGB	rgb(167, 50, 49)
HSL	hsl(1, 55%, 42%)
HSV	hsv(1, 71%, 65%)
CMYK	cmyk(0%, 70.1%, 70.7%, 34.5%)
CIE-LAB	lab(39.11, 47.64, 28.27)
CIE-LCH	lch(39.11, 55.40, 30.69°)
OKLab	oklab(49.34% 0.1388 0.0652)
OKLCH	oklch(49.34% 0.153 25.2)
XYZ	xyz(17.6332, 10.7210, 4.0460)
Luminance	0.1072 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A73231 #31A6A7

analogous

#A7316B #A73231 #A76D31

triadic

#A73231 #31A732 #3231A7

tetradic

#A73231 #6BA731 #31A6A7 #6D31A7

square

#A73231 #6BA731 #31A6A7 #6D31A7

split-complementary

#A73231 #31A76D #316BA7

monochromatic

#481615 #782423 #A73231 #CA4C4B #D87B7A

Accessibility & contrast

On white

6.68

#A73231 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#A73231 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A73231

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A73231	#FFFFFF	#000000	##FFFFFF
##A73231	1.00	6.68	3.14	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534C30

Deuteranopia (green-blind)

#70652D

Tritanopia (blue-blind)

#B80D33

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a73231;
/* rgb */ color: rgb(167, 50, 49);
/* oklch */ color: oklch(49.3% 0.153 25.2);

Tailwind

colors: {
  custom: {
    50: '#c97269',
    500: '#a73231',
    950: '#000000',
  },
}

SCSS

$custom: #a73231;
$custom-light: #c97269;
$custom-dark: #000000;

JSON

{
  "hex": "#a73231",
  "rgb": {
    "r": 167,
    "g": 50,
    "b": 49
  },
  "hsl": {
    "h": 0.508,
    "s": 54.63,
    "l": 42.353
  },
  "oklch": {
    "l": 0.49341,
    "c": 0.15338,
    "h": 25.2
  },
  "luminance": 0.10718
}

Semantic roles & 50–950 ramp

primary

#A73231

secondary

#73C0C1

accent

#DDDE4A

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #A73231

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

Preview Lab → · Contrast checker → · Palette generator →