#A71F3E#A71F3E

#A71F3E is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.9% C 0.170 H 14.5°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#A71F3E
RGB	rgb(167, 31, 62)
HSL	hsl(346, 69%, 39%)
HSV	hsv(346, 81%, 65%)
CMYK	cmyk(0%, 81.4%, 62.9%, 34.5%)
CIE-LAB	lab(37.01, 54.84, 17.53)
CIE-LCH	lch(37.01, 57.57, 17.72°)
OKLab	oklab(47.86% 0.1646 0.0426)
OKLCH	oklch(47.86% 0.17 14.5)
XYZ	xyz(17.2977, 9.5459, 5.4882)
Luminance	0.0954 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A71F3E #1FA788

analogous

#A71F82 #A71F3E #A7441F

triadic

#A71F3E #3EA71F #1F3EA7

tetradic

#A71F3E #82A71F #1FA788 #441FA7

square

#A71F3E #82A71F #1FA788 #441FA7

split-complementary

#A71F3E #1FA744 #1F82A7

monochromatic

#400C18 #73152B #A71F3E #D82B53 #E15F7D

Accessibility & contrast

On white

7.22

#A71F3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#A71F3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A71F3E

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A71F3E	#FFFFFF	#000000	##FFFFFF
##A71F3E	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47453E

Deuteranopia (green-blind)

#6A613A

Tritanopia (blue-blind)

#B7002D

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a71f3e;
/* rgb */ color: rgb(167, 31, 62);
/* oklch */ color: oklch(47.9% 0.170 14.5);

Tailwind

colors: {
  custom: {
    50: '#c86a73',
    500: '#a71f3e',
    950: '#000000',
  },
}

SCSS

$custom: #a71f3e;
$custom-light: #c86a73;
$custom-dark: #000000;

JSON

{
  "hex": "#a71f3e",
  "rgb": {
    "r": 167,
    "g": 31,
    "b": 62
  },
  "hsl": {
    "h": 346.324,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.47859,
    "c": 0.16999,
    "h": 14.5
  },
  "luminance": 0.09543
}

Semantic roles & 50–950 ramp

primary

#A71F3E

secondary

#5CC6AE

accent

#ECC43C

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140708

muted

#837A7B

Preview Lab

Preview with #A71F3E

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

Preview Lab → · Contrast checker → · Palette generator →