#A72A1C#A72A1C

#A72A1C is a mid, vivid red. Relative luminance 0.100; OKLCH L 48.3% C 0.164 H 30.3°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#A72A1C
RGB	rgb(167, 42, 28)
HSL	hsl(6, 71%, 38%)
HSV	hsv(6, 83%, 65%)
CMYK	cmyk(0%, 74.9%, 83.2%, 34.5%)
CIE-LAB	lab(37.77, 49.83, 38.84)
CIE-LCH	lch(37.77, 63.18, 37.94°)
OKLab	oklab(48.26% 0.1413 0.0826)
OKLCH	oklch(48.26% 0.164 30.3)
XYZ	xyz(16.9760, 9.9579, 2.1266)
Luminance	0.0995 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A72A1C #1C99A7

analogous

#A71C53 #A72A1C #A76F1C

triadic

#A72A1C #1CA72A #2A1CA7

tetradic

#A72A1C #53A71C #1C99A7 #6F1CA7

square

#A72A1C #53A71C #1C99A7 #6F1CA7

split-complementary

#A72A1C #1CA76F #1C53A7

monochromatic

#3E100A #731D13 #A72A1C #DB3826 #E3685A

Accessibility & contrast

On white

7.02

#A72A1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#A72A1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A72A1C

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A72A1C	#FFFFFF	#000000	##FFFFFF
##A72A1C	1.00	7.02	2.99	7.02
#FFFFFF	7.02	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504719

Deuteranopia (green-blind)

#6F6315

Tritanopia (blue-blind)

#B80028

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a72a1c;
/* rgb */ color: rgb(167, 42, 28);
/* oklch */ color: oklch(48.3% 0.164 30.3);

Tailwind

colors: {
  custom: {
    50: '#ca6d5a',
    500: '#a72a1c',
    950: '#000000',
  },
}

SCSS

$custom: #a72a1c;
$custom-light: #ca6d5a;
$custom-dark: #000000;

JSON

{
  "hex": "#a72a1c",
  "rgb": {
    "r": 167,
    "g": 42,
    "b": 28
  },
  "hsl": {
    "h": 6.043,
    "s": 71.282,
    "l": 38.235
  },
  "oklch": {
    "l": 0.48263,
    "c": 0.16368,
    "h": 30.3
  },
  "luminance": 0.09955
}

Semantic roles & 50–950 ramp

primary

#A72A1C

secondary

#58BCC7

accent

#DCEE3A

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A72A1C

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

Preview Lab → · Contrast checker → · Palette generator →