#A71E28#A71E28

#A71E28 is a mid, vivid red. Relative luminance 0.093; OKLCH L 47.4% C 0.171 H 23.7°. Best body text is #FFFFFF at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#A71E28
RGB	rgb(167, 30, 40)
HSL	hsl(356, 70%, 39%)
HSV	hsv(356, 82%, 65%)
CMYK	cmyk(0%, 82%, 76%, 34.5%)
CIE-LAB	lab(36.56, 53.99, 30.76)
CIE-LCH	lch(36.56, 62.14, 29.67°)
OKLab	oklab(47.4% 0.157 0.0687)
OKLCH	oklch(47.4% 0.171 23.7)
XYZ	xyz(16.7856, 9.2999, 2.9183)
Luminance	0.0930 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A71E28 #1EA79D

analogous

#A71E6C #A71E28 #A7581E

triadic

#A71E28 #28A71E #1E28A7

tetradic

#A71E28 #6CA71E #1EA79D #581EA7

square

#A71E28 #6CA71E #1EA79D #581EA7

split-complementary

#A71E28 #1EA758 #1E6CA7

monochromatic

#3F0B0F #73151C #A71E28 #D92A36 #E25D67

Accessibility & contrast

On white

7.34

#A71E28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#A71E28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A71E28

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A71E28	#FFFFFF	#000000	##FFFFFF
##A71E28	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)

#4A4327

Deuteranopia (green-blind)

#6B6023

Tritanopia (blue-blind)

#B80024

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a71e28;
/* rgb */ color: rgb(167, 30, 40);
/* oklch */ color: oklch(47.4% 0.171 23.7);

Tailwind

colors: {
  custom: {
    50: '#ca6962',
    500: '#a71e28',
    950: '#000000',
  },
}

SCSS

$custom: #a71e28;
$custom-light: #ca6962;
$custom-dark: #000000;

JSON

{
  "hex": "#a71e28",
  "rgb": {
    "r": 167,
    "g": 30,
    "b": 40
  },
  "hsl": {
    "h": 355.62,
    "s": 69.543,
    "l": 38.627
  },
  "oklch": {
    "l": 0.47403,
    "c": 0.17135,
    "h": 23.7
  },
  "luminance": 0.09297
}

Semantic roles & 50–950 ramp

primary

#A71E28

secondary

#5BC6BE

accent

#ECDF3B

background

#FDF6F5

surface

#FBECEA

border

#D4C7C6

text

#150705

muted

#837A79

Preview Lab

Preview with #A71E28

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

Preview Lab → · Contrast checker → · Palette generator →