#A73D21#A73D21

#A73D21 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.5% C 0.146 H 35.6°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#A73D21
RGB	rgb(167, 61, 33)
HSL	hsl(13, 67%, 39%)
HSV	hsv(13, 80%, 65%)
CMYK	cmyk(0%, 63.5%, 80.2%, 34.5%)
CIE-LAB	lab(40.68, 42.19, 39.05)
CIE-LCH	lch(40.68, 57.49, 42.79°)
OKLab	oklab(50.46% 0.1186 0.0848)
OKLCH	oklch(50.46% 0.146 35.6)
XYZ	xyz(17.8816, 11.6653, 2.7486)
Luminance	0.1166 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A73D21 #218BA7

analogous

#A72148 #A73D21 #A78021

triadic

#A73D21 #21A73D #3D21A7

tetradic

#A73D21 #48A721 #218BA7 #8021A7

square

#A73D21 #48A721 #218BA7 #8021A7

split-complementary

#A73D21 #21A780 #2148A7

monochromatic

#41180D #742A17 #A73D21 #D6522F #E07D62

Accessibility & contrast

On white

6.30

#A73D21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#A73D21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A73D21

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A73D21	#FFFFFF	#000000	##FFFFFF
##A73D21	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B511D

Deuteranopia (green-blind)

#75691D

Tritanopia (blue-blind)

#B82137

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a73d21;
/* rgb */ color: rgb(167, 61, 33);
/* oklch */ color: oklch(50.5% 0.146 35.6);

Tailwind

colors: {
  custom: {
    50: '#c9775e',
    500: '#a73d21',
    950: '#000000',
  },
}

SCSS

$custom: #a73d21;
$custom-light: #c9775e;
$custom-dark: #000000;

JSON

{
  "hex": "#a73d21",
  "rgb": {
    "r": 167,
    "g": 61,
    "b": 33
  },
  "hsl": {
    "h": 12.537,
    "s": 67,
    "l": 39.216
  },
  "oklch": {
    "l": 0.50462,
    "c": 0.14576,
    "h": 35.6
  },
  "luminance": 0.11663
}

Semantic roles & 50–950 ramp

primary

#A73D21

secondary

#5FB0C5

accent

#C6EA3E

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #A73D21

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

Preview Lab → · Contrast checker → · Palette generator →