#A7271E#A7271E

#A7271E is a mid, vivid red. Relative luminance 0.098; OKLCH L 48.0% C 0.166 H 28.9°. Best body text is #FFFFFF at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#A7271E
RGB	rgb(167, 39, 30)
HSL	hsl(4, 70%, 39%)
HSV	hsv(4, 82%, 65%)
CMYK	cmyk(0%, 76.6%, 82%, 34.5%)
CIE-LAB	lab(37.41, 50.92, 37.43)
CIE-LCH	lch(37.41, 63.20, 36.32°)
OKLab	oklab(48.01% 0.1451 0.0802)
OKLCH	oklch(48.01% 0.166 28.9)
XYZ	xyz(16.8983, 9.7630, 2.2227)
Luminance	0.0976 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A7271E #1E9EA7

analogous

#A71E59 #A7271E #A76B1E

triadic

#A7271E #1EA727 #271EA7

tetradic

#A7271E #59A71E #1E9EA7 #6B1EA7

square

#A7271E #59A71E #1E9EA7 #6B1EA7

split-complementary

#A7271E #1EA76B #1E59A7

monochromatic

#3F0F0B #731B15 #A7271E #D9352A #E2665D

Accessibility & contrast

On white

7.11

#A7271E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#A7271E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A7271E

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A7271E	#FFFFFF	#000000	##FFFFFF
##A7271E	1.00	7.11	2.95	7.11
#FFFFFF	7.11	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F461B

Deuteranopia (green-blind)

#6E6218

Tritanopia (blue-blind)

#B80026

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a7271e;
/* rgb */ color: rgb(167, 39, 30);
/* oklch */ color: oklch(48.0% 0.166 28.9);

Tailwind

colors: {
  custom: {
    50: '#ca6c5b',
    500: '#a7271e',
    950: '#000000',
  },
}

SCSS

$custom: #a7271e;
$custom-light: #ca6c5b;
$custom-dark: #000000;

JSON

{
  "hex": "#a7271e",
  "rgb": {
    "r": 167,
    "g": 39,
    "b": 30
  },
  "hsl": {
    "h": 3.942,
    "s": 69.543,
    "l": 38.627
  },
  "oklch": {
    "l": 0.48005,
    "c": 0.16582,
    "h": 28.9
  },
  "luminance": 0.0976
}

Semantic roles & 50–950 ramp

primary

#A7271E

secondary

#5BBFC6

accent

#E1EC3B

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A7271E

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

Preview Lab → · Contrast checker → · Palette generator →