#A7291E#A7291E

#A7291E is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.2% C 0.164 H 29.5°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#A7291E
RGB	rgb(167, 41, 30)
HSL	hsl(5, 70%, 39%)
HSV	hsv(5, 82%, 65%)
CMYK	cmyk(0%, 75.4%, 82%, 34.5%)
CIE-LAB	lab(37.66, 50.24, 37.67)
CIE-LCH	lch(37.66, 62.79, 36.86°)
OKLab	oklab(48.19% 0.143 0.0807)
OKLCH	oklch(48.19% 0.164 29.5)
XYZ	xyz(16.9657, 9.8978, 2.2452)
Luminance	0.0989 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A7291E #1E9CA7

analogous

#A71E57 #A7291E #A76D1E

triadic

#A7291E #1EA729 #291EA7

tetradic

#A7291E #57A71E #1E9CA7 #6D1EA7

square

#A7291E #57A71E #1E9CA7 #6D1EA7

split-complementary

#A7291E #1EA76D #1E57A7

monochromatic

#3F100B #731C15 #A7291E #D9382A #E2685D

Accessibility & contrast

On white

7.05

#A7291E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#A7291E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A7291E

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A7291E	#FFFFFF	#000000	##FFFFFF
##A7291E	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50471B

Deuteranopia (green-blind)

#6F6318

Tritanopia (blue-blind)

#B80028

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a7291e;
/* rgb */ color: rgb(167, 41, 30);
/* oklch */ color: oklch(48.2% 0.164 29.5);

Tailwind

colors: {
  custom: {
    50: '#ca6d5b',
    500: '#a7291e',
    950: '#000000',
  },
}

SCSS

$custom: #a7291e;
$custom-light: #ca6d5b;
$custom-dark: #000000;

JSON

{
  "hex": "#a7291e",
  "rgb": {
    "r": 167,
    "g": 41,
    "b": 30
  },
  "hsl": {
    "h": 4.818,
    "s": 69.543,
    "l": 38.627
  },
  "oklch": {
    "l": 0.48188,
    "c": 0.1642,
    "h": 29.5
  },
  "luminance": 0.09895
}

Semantic roles & 50–950 ramp

primary

#A7291E

secondary

#5BBEC6

accent

#DEEC3B

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A7291E

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

Preview Lab → · Contrast checker → · Palette generator →