#A71E3A#A71E3A

#A71E3A is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.7% C 0.171 H 16.2°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#A71E3A
RGB	rgb(167, 30, 58)
HSL	hsl(348, 70%, 39%)
HSV	hsv(348, 82%, 65%)
CMYK	cmyk(0%, 82%, 65.3%, 34.5%)
CIE-LAB	lab(36.84, 54.87, 19.86)
CIE-LCH	lch(36.84, 58.35, 19.89°)
OKLab	oklab(47.71% 0.1638 0.0476)
OKLCH	oklch(47.71% 0.171 16.2)
XYZ	xyz(17.1662, 9.4522, 4.9227)
Luminance	0.0945 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A71E3A #1EA78B

analogous

#A71E7E #A71E3A #A7461E

triadic

#A71E3A #3AA71E #1E3AA7

tetradic

#A71E3A #7EA71E #1EA78B #461EA7

square

#A71E3A #7EA71E #1EA78B #461EA7

split-complementary

#A71E3A #1EA746 #1E7EA7

monochromatic

#3F0B16 #731528 #A71E3A #D92A4D #E25D79

Accessibility & contrast

On white

7.27

#A71E3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#A71E3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A71E3A

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A71E3A	#FFFFFF	#000000	##FFFFFF
##A71E3A	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47443A

Deuteranopia (green-blind)

#6A6136

Tritanopia (blue-blind)

#B8002B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a71e3a;
/* rgb */ color: rgb(167, 30, 58);
/* oklch */ color: oklch(47.7% 0.171 16.2);

Tailwind

colors: {
  custom: {
    50: '#c9696f',
    500: '#a71e3a',
    950: '#000000',
  },
}

SCSS

$custom: #a71e3a;
$custom-light: #c9696f;
$custom-dark: #000000;

JSON

{
  "hex": "#a71e3a",
  "rgb": {
    "r": 167,
    "g": 30,
    "b": 58
  },
  "hsl": {
    "h": 347.737,
    "s": 69.543,
    "l": 38.627
  },
  "oklch": {
    "l": 0.47705,
    "c": 0.17061,
    "h": 16.2
  },
  "luminance": 0.0945
}

Semantic roles & 50–950 ramp

primary

#A71E3A

secondary

#5BC6B0

accent

#ECC83B

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#150707

muted

#837A7A

Preview Lab

Preview with #A71E3A

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

Preview Lab → · Contrast checker → · Palette generator →