#A72821#A72821

#A72821 is a mid, vivid red. Relative luminance 0.098; OKLCH L 48.1% C 0.165 H 28.3°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#A72821
RGB	rgb(167, 40, 33)
HSL	hsl(3, 67%, 39%)
HSV	hsv(3, 80%, 65%)
CMYK	cmyk(0%, 76%, 80.2%, 34.5%)
CIE-LAB	lab(37.56, 50.68, 35.92)
CIE-LCH	lch(37.56, 62.12, 35.33°)
OKLab	oklab(48.13% 0.145 0.078)
OKLCH	oklch(48.13% 0.165 28.3)
XYZ	xyz(16.9717, 9.8456, 2.4453)
Luminance	0.0984 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A72821 #21A0A7

analogous

#A7215D #A72821 #A76B21

triadic

#A72821 #21A728 #2821A7

tetradic

#A72821 #5DA721 #21A0A7 #6B21A7

square

#A72821 #5DA721 #21A0A7 #6B21A7

split-complementary

#A72821 #21A76B #215DA7

monochromatic

#41100D #741C17 #A72821 #D6382F #E06962

Accessibility & contrast

On white

7.07

#A72821 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#A72821 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A72821

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A72821	#FFFFFF	#000000	##FFFFFF
##A72821	1.00	7.07	2.97	7.07
#FFFFFF	7.07	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F471F

Deuteranopia (green-blind)

#6E621B

Tritanopia (blue-blind)

#B80028

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a72821;
/* rgb */ color: rgb(167, 40, 33);
/* oklch */ color: oklch(48.1% 0.165 28.3);

Tailwind

colors: {
  custom: {
    50: '#ca6d5d',
    500: '#a72821',
    950: '#000000',
  },
}

SCSS

$custom: #a72821;
$custom-light: #ca6d5d;
$custom-dark: #000000;

JSON

{
  "hex": "#a72821",
  "rgb": {
    "r": 167,
    "g": 40,
    "b": 33
  },
  "hsl": {
    "h": 3.134,
    "s": 67,
    "l": 39.216
  },
  "oklch": {
    "l": 0.48127,
    "c": 0.1646,
    "h": 28.3
  },
  "luminance": 0.09843
}

Semantic roles & 50–950 ramp

primary

#A72821

secondary

#5FC0C5

accent

#E1EA3E

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A72821

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

Preview Lab → · Contrast checker → · Palette generator →