#A73D37#A73D37

#A73D37 is a mid, vivid red. Relative luminance 0.118; OKLCH L 50.7% C 0.141 H 26.6°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#A73D37
RGB	rgb(167, 61, 55)
HSL	hsl(3, 50%, 44%)
HSV	hsv(3, 67%, 65%)
CMYK	cmyk(0%, 63.5%, 67.1%, 34.5%)
CIE-LAB	lab(40.95, 43.24, 26.88)
CIE-LCH	lch(40.95, 50.91, 31.87°)
OKLab	oklab(50.75% 0.1262 0.0631)
OKLCH	oklch(50.75% 0.141 26.6)
XYZ	xyz(18.2965, 11.8313, 4.9339)
Luminance	0.1183 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A73D37 #37A1A7

analogous

#A73769 #A73D37 #A77537

triadic

#A73D37 #37A73D #3D37A7

tetradic

#A73D37 #69A737 #37A1A7 #7537A7

square

#A73D37 #69A737 #37A1A7 #7537A7

split-complementary

#A73D37 #37A775 #3769A7

monochromatic

#4B1B19 #792C28 #A73D37 #C75B54 #D68782

Accessibility & contrast

On white

6.24

#A73D37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#A73D37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A73D37

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A73D37	#FFFFFF	#000000	##FFFFFF
##A73D37	1.00	6.24	3.37	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595236

Deuteranopia (green-blind)

#746934

Tritanopia (blue-blind)

#B7253C

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #a73d37;
/* rgb */ color: rgb(167, 61, 55);
/* oklch */ color: oklch(50.7% 0.141 26.6);

Tailwind

colors: {
  custom: {
    50: '#c8776e',
    500: '#a73d37',
    950: '#000000',
  },
}

SCSS

$custom: #a73d37;
$custom-light: #c8776e;
$custom-dark: #000000;

JSON

{
  "hex": "#a73d37",
  "rgb": {
    "r": 167,
    "g": 61,
    "b": 55
  },
  "hsl": {
    "h": 3.214,
    "s": 50.45,
    "l": 43.529
  },
  "oklch": {
    "l": 0.50749,
    "c": 0.14108,
    "h": 26.6
  },
  "luminance": 0.11829
}

Semantic roles & 50–950 ramp

primary

#A73D37

secondary

#7ABCC0

accent

#D2DA4E

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140907

muted

#837B7A

Preview Lab

Preview with #A73D37

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

Preview Lab → · Contrast checker → · Palette generator →