#A73B24#A73B24

#A73B24 is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.2% C 0.147 H 33.7°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#A73B24
RGB	rgb(167, 59, 36)
HSL	hsl(11, 65%, 40%)
HSV	hsv(11, 78%, 65%)
CMYK	cmyk(0%, 64.7%, 78.4%, 34.5%)
CIE-LAB	lab(40.37, 43.22, 37.15)
CIE-LCH	lch(40.37, 56.99, 40.68°)
OKLab	oklab(50.24% 0.1223 0.0816)
OKLCH	oklch(50.24% 0.147 33.7)
XYZ	xyz(17.8207, 11.4734, 2.9449)
Luminance	0.1147 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A73B24 #2490A7

analogous

#A7244F #A73B24 #A77C24

triadic

#A73B24 #24A73B #3B24A7

tetradic

#A73B24 #4FA724 #2490A7 #7C24A7

square

#A73B24 #4FA724 #2490A7 #7C24A7

split-complementary

#A73B24 #24A77C #244FA7

monochromatic

#42170E #752919 #A73B24 #D35135 #DE7C67

Accessibility & contrast

On white

6.37

#A73B24 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#A73B24 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A73B24

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A73B24	#FFFFFF	#000000	##FFFFFF
##A73B24	1.00	6.37	3.29	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5021

Deuteranopia (green-blind)

#746820

Tritanopia (blue-blind)

#B81E36

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #a73b24;
/* rgb */ color: rgb(167, 59, 36);
/* oklch */ color: oklch(50.2% 0.147 33.7);

Tailwind

colors: {
  custom: {
    50: '#c97660',
    500: '#a73b24',
    950: '#000000',
  },
}

SCSS

$custom: #a73b24;
$custom-light: #c97660;
$custom-dark: #000000;

JSON

{
  "hex": "#a73b24",
  "rgb": {
    "r": 167,
    "g": 59,
    "b": 36
  },
  "hsl": {
    "h": 10.534,
    "s": 64.532,
    "l": 39.804
  },
  "oklch": {
    "l": 0.50236,
    "c": 0.14698,
    "h": 33.7
  },
  "luminance": 0.11471
}

Semantic roles & 50–950 ramp

primary

#A73B24

secondary

#63B3C4

accent

#CAE840

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#150905

muted

#837B79

Preview Lab

Preview with #A73B24

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

Preview Lab → · Contrast checker → · Palette generator →