#A91C2E#A91C2E

#A91C2E is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.7% C 0.174 H 21.2°. Best body text is #FFFFFF at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#A91C2E
RGB	rgb(169, 28, 46)
HSL	hsl(352, 72%, 39%)
HSV	hsv(352, 83%, 66%)
CMYK	cmyk(0%, 83.4%, 72.8%, 33.7%)
CIE-LAB	lab(36.87, 55.34, 27.55)
CIE-LCH	lch(36.87, 61.82, 26.46°)
OKLab	oklab(47.73% 0.1624 0.063)
OKLCH	oklch(47.73% 0.174 21.2)
XYZ	xyz(17.2726, 9.4655, 3.5018)
Luminance	0.0946 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A91C2E #1CA997

analogous

#A91C74 #A91C2E #A9501C

triadic

#A91C2E #2EA91C #1C2EA9

tetradic

#A91C2E #74A91C #1CA997 #501CA9

square

#A91C2E #74A91C #1CA997 #501CA9

split-complementary

#A91C2E #1CA950 #1C74A9

monochromatic

#400B11 #741320 #A91C2E #DB273E #E45B6D

Accessibility & contrast

On white

7.26

#A91C2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#A91C2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A91C2E

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A91C2E	#FFFFFF	#000000	##FFFFFF
##A91C2E	1.00	7.26	2.89	7.26
#FFFFFF	7.26	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#49442D

Deuteranopia (green-blind)

#6C6129

Tritanopia (blue-blind)

#BA0025

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a91c2e;
/* rgb */ color: rgb(169, 28, 46);
/* oklch */ color: oklch(47.7% 0.174 21.2);

Tailwind

colors: {
  custom: {
    50: '#cb6966',
    500: '#a91c2e',
    950: '#000000',
  },
}

SCSS

$custom: #a91c2e;
$custom-light: #cb6966;
$custom-dark: #000000;

JSON

{
  "hex": "#a91c2e",
  "rgb": {
    "r": 169,
    "g": 28,
    "b": 46
  },
  "hsl": {
    "h": 352.34,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.47731,
    "c": 0.17415,
    "h": 21.2
  },
  "luminance": 0.09463
}

Semantic roles & 50–950 ramp

primary

#A91C2E

secondary

#59C8BA

accent

#EED739

background

#FDF6F6

surface

#FBECEB

border

#D4C7C6

text

#150706

muted

#837A7A

Preview Lab

Preview with #A91C2E

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

Preview Lab → · Contrast checker → · Palette generator →