#A73339#A73339

#A73339 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.6% C 0.151 H 21.8°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#A73339
RGB	rgb(167, 51, 57)
HSL	hsl(357, 53%, 43%)
HSV	hsv(357, 69%, 65%)
CMYK	cmyk(0%, 69.5%, 65.9%, 34.5%)
CIE-LAB	lab(39.38, 47.68, 23.72)
CIE-LCH	lch(39.38, 53.26, 26.45°)
OKLab	oklab(49.59% 0.1406 0.0563)
OKLCH	oklch(49.59% 0.151 21.8)
XYZ	xyz(17.8605, 10.8811, 5.0299)
Luminance	0.1088 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A73339 #33A7A1

analogous

#A73373 #A73339 #A76733

triadic

#A73339 #39A733 #3339A7

tetradic

#A73339 #73A733 #33A7A1 #6733A7

square

#A73339 #73A733 #33A7A1 #6733A7

split-complementary

#A73339 #33A767 #3373A7

monochromatic

#491619 #782529 #A73339 #C94E55 #D77D82

Accessibility & contrast

On white

6.61

#A73339 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#A73339 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A73339

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A73339	#FFFFFF	#000000	##FFFFFF
##A73339	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524D38

Deuteranopia (green-blind)

#706636

Tritanopia (blue-blind)

#B71336

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a73339;
/* rgb */ color: rgb(167, 51, 57);
/* oklch */ color: oklch(49.6% 0.151 21.8);

Tailwind

colors: {
  custom: {
    50: '#c8726f',
    500: '#a73339',
    950: '#000000',
  },
}

SCSS

$custom: #a73339;
$custom-light: #c8726f;
$custom-dark: #000000;

JSON

{
  "hex": "#a73339",
  "rgb": {
    "r": 167,
    "g": 51,
    "b": 57
  },
  "hsl": {
    "h": 356.897,
    "s": 53.211,
    "l": 42.745
  },
  "oklch": {
    "l": 0.49585,
    "c": 0.15148,
    "h": 21.8
  },
  "luminance": 0.10879
}

Semantic roles & 50–950 ramp

primary

#A73339

secondary

#76C0BC

accent

#DDD54B

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#140807

muted

#837B7A

Preview Lab

Preview with #A73339

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

Preview Lab → · Contrast checker → · Palette generator →