#A71D1C#A71D1C

#A71D1C is a mid, vivid red. Relative luminance 0.092; OKLCH L 47.2% C 0.173 H 27.3°. Best body text is #FFFFFF at 7.41:1 contrast (WCAG AA passes).

Color values

HEX	#A71D1C
RGB	rgb(167, 29, 28)
HSL	hsl(0, 71%, 38%)
HSV	hsv(0, 83%, 65%)
CMYK	cmyk(0%, 82.6%, 83.2%, 34.5%)
CIE-LAB	lab(36.33, 53.85, 37.48)
CIE-LCH	lch(36.33, 65.61, 34.84°)
OKLab	oklab(47.19% 0.1539 0.0796)
OKLCH	oklch(47.19% 0.173 27.3)
XYZ	xyz(16.5874, 9.1808, 1.9971)
Luminance	0.0918 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A71D1C #1CA6A7

analogous

#A71C60 #A71D1C #A7631C

triadic

#A71D1C #1CA71D #1D1CA7

tetradic

#A71D1C #60A71C #1CA6A7 #631CA7

square

#A71D1C #60A71C #1CA6A7 #631CA7

split-complementary

#A71D1C #1CA763 #1C60A7

monochromatic

#3E0B0A #731413 #A71D1C #DB2726 #E35B5A

Accessibility & contrast

On white

7.41

#A71D1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#A71D1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A71D1C

7.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A71D1C	#FFFFFF	#000000	##FFFFFF
##A71D1C	1.00	7.41	2.84	7.41
#FFFFFF	7.41	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A421A

Deuteranopia (green-blind)

#6C6014

Tritanopia (blue-blind)

#B8001F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #a71d1c;
/* rgb */ color: rgb(167, 29, 28);
/* oklch */ color: oklch(47.2% 0.173 27.3);

Tailwind

colors: {
  custom: {
    50: '#cb6859',
    500: '#a71d1c',
    950: '#000000',
  },
}

SCSS

$custom: #a71d1c;
$custom-light: #cb6859;
$custom-dark: #000000;

JSON

{
  "hex": "#a71d1c",
  "rgb": {
    "r": 167,
    "g": 29,
    "b": 28
  },
  "hsl": {
    "h": 0.432,
    "s": 71.282,
    "l": 38.235
  },
  "oklch": {
    "l": 0.47194,
    "c": 0.17327,
    "h": 27.3
  },
  "luminance": 0.09178
}

Semantic roles & 50–950 ramp

primary

#A71D1C

secondary

#58C6C7

accent

#EDEE3A

background

#FDF6F5

surface

#FBEBE9

border

#D4C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A71D1C

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

Preview Lab → · Contrast checker → · Palette generator →