#A73633#A73633

#A73633 is a mid, vivid red. Relative luminance 0.111; OKLCH L 49.8% C 0.149 H 25.7°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#A73633
RGB	rgb(167, 54, 51)
HSL	hsl(2, 53%, 43%)
HSV	hsv(2, 69%, 65%)
CMYK	cmyk(0%, 67.7%, 69.5%, 34.5%)
CIE-LAB	lab(39.74, 46.10, 27.82)
CIE-LCH	lch(39.74, 53.84, 31.11°)
OKLab	oklab(49.83% 0.1344 0.0646)
OKLCH	oklch(49.83% 0.149 25.7)
XYZ	xyz(17.8549, 11.0954, 4.3328)
Luminance	0.1109 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A73633 #33A4A7

analogous

#A7336A #A73633 #A77033

triadic

#A73633 #33A736 #3633A7

tetradic

#A73633 #6AA733 #33A4A7 #7033A7

square

#A73633 #6AA733 #33A4A7 #7033A7

split-complementary

#A73633 #33A770 #336AA7

monochromatic

#491816 #782725 #A73633 #C9514E #D77F7D

Accessibility & contrast

On white

6.52

#A73633 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#A73633 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A73633

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A73633	#FFFFFF	#000000	##FFFFFF
##A73633	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554E32

Deuteranopia (green-blind)

#716730

Tritanopia (blue-blind)

#B81836

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a73633;
/* rgb */ color: rgb(167, 54, 51);
/* oklch */ color: oklch(49.8% 0.149 25.7);

Tailwind

colors: {
  custom: {
    50: '#c8746b',
    500: '#a73633',
    950: '#000000',
  },
}

SCSS

$custom: #a73633;
$custom-light: #c8746b;
$custom-dark: #000000;

JSON

{
  "hex": "#a73633",
  "rgb": {
    "r": 167,
    "g": 54,
    "b": 51
  },
  "hsl": {
    "h": 1.552,
    "s": 53.211,
    "l": 42.745
  },
  "oklch": {
    "l": 0.49825,
    "c": 0.14908,
    "h": 25.7
  },
  "luminance": 0.11093
}

Semantic roles & 50–950 ramp

primary

#A73633

secondary

#76BEC0

accent

#D9DD4B

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140906

muted

#837B7A

Preview Lab

Preview with #A73633

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

Preview Lab → · Contrast checker → · Palette generator →