#A71E2A#A71E2A

#A71E2A is a mid, vivid red. Relative luminance 0.093; OKLCH L 47.4% C 0.171 H 22.9°. Best body text is #FFFFFF at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#A71E2A
RGB	rgb(167, 30, 42)
HSL	hsl(355, 70%, 39%)
HSV	hsv(355, 82%, 65%)
CMYK	cmyk(0%, 82%, 74.9%, 34.5%)
CIE-LAB	lab(36.58, 54.07, 29.57)
CIE-LCH	lch(36.58, 61.63, 28.68°)
OKLab	oklab(47.43% 0.1577 0.0666)
OKLCH	oklch(47.43% 0.171 22.9)
XYZ	xyz(16.8205, 9.3139, 3.1021)
Luminance	0.0931 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A71E2A #1EA79B

analogous

#A71E6E #A71E2A #A7571E

triadic

#A71E2A #2AA71E #1E2AA7

tetradic

#A71E2A #6EA71E #1EA79B #571EA7

square

#A71E2A #6EA71E #1EA79B #571EA7

split-complementary

#A71E2A #1EA757 #1E6EA7

monochromatic

#3F0B10 #73151D #A71E2A #D92A39 #E25D69

Accessibility & contrast

On white

7.34

#A71E2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#A71E2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A71E2A

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A71E2A	#FFFFFF	#000000	##FFFFFF
##A71E2A	1.00	7.34	2.86	7.34
#FFFFFF	7.34	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4329

Deuteranopia (green-blind)

#6B6025

Tritanopia (blue-blind)

#B80024

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a71e2a;
/* rgb */ color: rgb(167, 30, 42);
/* oklch */ color: oklch(47.4% 0.171 22.9);

Tailwind

colors: {
  custom: {
    50: '#ca6963',
    500: '#a71e2a',
    950: '#000000',
  },
}

SCSS

$custom: #a71e2a;
$custom-light: #ca6963;
$custom-dark: #000000;

JSON

{
  "hex": "#a71e2a",
  "rgb": {
    "r": 167,
    "g": 30,
    "b": 42
  },
  "hsl": {
    "h": 354.745,
    "s": 69.543,
    "l": 38.627
  },
  "oklch": {
    "l": 0.47431,
    "c": 0.17117,
    "h": 22.9
  },
  "luminance": 0.09311
}

Semantic roles & 50–950 ramp

primary

#A71E2A

secondary

#5BC6BD

accent

#ECDD3B

background

#FDF6F5

surface

#FBECEA

border

#D4C7C6

text

#150705

muted

#837A79

Preview Lab

Preview with #A71E2A

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

Preview Lab → · Contrast checker → · Palette generator →