#A71E3F#A71E3F

#A71E3F is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.8% C 0.171 H 13.9°. Best body text is #FFFFFF at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#A71E3F
RGB	rgb(167, 30, 63)
HSL	hsl(346, 70%, 39%)
HSV	hsv(346, 82%, 65%)
CMYK	cmyk(0%, 82%, 62.3%, 34.5%)
CIE-LAB	lab(36.94, 55.17, 16.79)
CIE-LCH	lch(36.94, 57.67, 16.92°)
OKLab	oklab(47.81% 0.1658 0.041)
OKLCH	oklch(47.81% 0.171 13.9)
XYZ	xyz(17.2997, 9.5055, 5.6255)
Luminance	0.0950 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A71E3F #1EA786

analogous

#A71E83 #A71E3F #A7411E

triadic

#A71E3F #3FA71E #1E3FA7

tetradic

#A71E3F #83A71E #1EA786 #411EA7

square

#A71E3F #83A71E #1EA786 #411EA7

split-complementary

#A71E3F #1EA741 #1E83A7

monochromatic

#3F0B18 #73152B #A71E3F #D92A54 #E25D7D

Accessibility & contrast

On white

7.24

#A71E3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#A71E3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A71E3F

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A71E3F	#FFFFFF	#000000	##FFFFFF
##A71E3F	1.00	7.24	2.90	7.24
#FFFFFF	7.24	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47453F

Deuteranopia (green-blind)

#69613B

Tritanopia (blue-blind)

#B7002D

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a71e3f;
/* rgb */ color: rgb(167, 30, 63);
/* oklch */ color: oklch(47.8% 0.171 13.9);

Tailwind

colors: {
  custom: {
    50: '#c86973',
    500: '#a71e3f',
    950: '#000000',
  },
}

SCSS

$custom: #a71e3f;
$custom-light: #c86973;
$custom-dark: #000000;

JSON

{
  "hex": "#a71e3f",
  "rgb": {
    "r": 167,
    "g": 30,
    "b": 63
  },
  "hsl": {
    "h": 345.547,
    "s": 69.543,
    "l": 38.627
  },
  "oklch": {
    "l": 0.47811,
    "c": 0.17082,
    "h": 13.9
  },
  "luminance": 0.09503
}

Semantic roles & 50–950 ramp

primary

#A71E3F

secondary

#5BC6AC

accent

#ECC23B

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140708

muted

#837A7B

Preview Lab

Preview with #A71E3F

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

Preview Lab → · Contrast checker → · Palette generator →