#A7271C#A7271C

#A7271C is a mid, vivid red. Relative luminance 0.098; OKLCH L 48.0% C 0.166 H 29.5°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#A7271C
RGB	rgb(167, 39, 28)
HSL	hsl(5, 71%, 38%)
HSV	hsv(5, 83%, 65%)
CMYK	cmyk(0%, 76.6%, 83.2%, 34.5%)
CIE-LAB	lab(37.40, 50.86, 38.49)
CIE-LCH	lch(37.40, 63.78, 37.12°)
OKLab	oklab(47.99% 0.1445 0.0818)
OKLCH	oklch(47.99% 0.166 29.5)
XYZ	xyz(16.8735, 9.7531, 2.0925)
Luminance	0.0975 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A7271C #1C9CA7

analogous

#A71C56 #A7271C #A76C1C

triadic

#A7271C #1CA727 #271CA7

tetradic

#A7271C #56A71C #1C9CA7 #6C1CA7

square

#A7271C #56A71C #1C9CA7 #6C1CA7

split-complementary

#A7271C #1CA76C #1C56A7

monochromatic

#3E0F0A #731B13 #A7271C #DB3426 #E3655A

Accessibility & contrast

On white

7.12

#A7271C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#A7271C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A7271C

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A7271C	#FFFFFF	#000000	##FFFFFF
##A7271C	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4619

Deuteranopia (green-blind)

#6E6215

Tritanopia (blue-blind)

#B80026

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a7271c;
/* rgb */ color: rgb(167, 39, 28);
/* oklch */ color: oklch(48.0% 0.166 29.5);

Tailwind

colors: {
  custom: {
    50: '#ca6c5a',
    500: '#a7271c',
    950: '#000000',
  },
}

SCSS

$custom: #a7271c;
$custom-light: #ca6c5a;
$custom-dark: #000000;

JSON

{
  "hex": "#a7271c",
  "rgb": {
    "r": 167,
    "g": 39,
    "b": 28
  },
  "hsl": {
    "h": 4.748,
    "s": 71.282,
    "l": 38.235
  },
  "oklch": {
    "l": 0.47986,
    "c": 0.16609,
    "h": 29.5
  },
  "luminance": 0.0975
}

Semantic roles & 50–950 ramp

primary

#A7271C

secondary

#58BEC7

accent

#E0EE3A

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A7271C

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

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