#A91C2C#A91C2C

#A91C2C is a mid, vivid red. Relative luminance 0.094; OKLCH L 47.7% C 0.174 H 22.0°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#A91C2C
RGB	rgb(169, 28, 44)
HSL	hsl(353, 72%, 39%)
HSV	hsv(353, 83%, 66%)
CMYK	cmyk(0%, 83.4%, 74%, 33.7%)
CIE-LAB	lab(36.84, 55.26, 28.75)
CIE-LCH	lch(36.84, 62.29, 27.49°)
OKLab	oklab(47.7% 0.1616 0.0652)
OKLCH	oklch(47.7% 0.174 22)
XYZ	xyz(17.2341, 9.4501, 3.2990)
Luminance	0.0945 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A91C2C #1CA999

analogous

#A91C72 #A91C2C #A9521C

triadic

#A91C2C #2CA91C #1C2CA9

tetradic

#A91C2C #72A91C #1CA999 #521CA9

square

#A91C2C #72A91C #1CA999 #521CA9

split-complementary

#A91C2C #1CA952 #1C72A9

monochromatic

#400B11 #74131E #A91C2C #DB273B #E45B6B

Accessibility & contrast

On white

7.27

#A91C2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#A91C2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A91C2C

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A91C2C	#FFFFFF	#000000	##FFFFFF
##A91C2C	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#49442B

Deuteranopia (green-blind)

#6C6127

Tritanopia (blue-blind)

#BA0024

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a91c2c;
/* rgb */ color: rgb(169, 28, 44);
/* oklch */ color: oklch(47.7% 0.174 22.0);

Tailwind

colors: {
  custom: {
    50: '#cb6965',
    500: '#a91c2c',
    950: '#000000',
  },
}

SCSS

$custom: #a91c2c;
$custom-light: #cb6965;
$custom-dark: #000000;

JSON

{
  "hex": "#a91c2c",
  "rgb": {
    "r": 169,
    "g": 28,
    "b": 44
  },
  "hsl": {
    "h": 353.191,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.47701,
    "c": 0.17427,
    "h": 22
  },
  "luminance": 0.09447
}

Semantic roles & 50–950 ramp

primary

#A91C2C

secondary

#59C8BB

accent

#EEDA39

background

#FDF6F6

surface

#FBECEB

border

#D4C7C6

text

#150705

muted

#837A7A

Preview Lab

Preview with #A91C2C

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

Preview Lab → · Contrast checker → · Palette generator →