#A91C34#A91C34

#A91C34 is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.8% C 0.174 H 18.8°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#A91C34
RGB	rgb(169, 28, 52)
HSL	hsl(350, 72%, 39%)
HSV	hsv(350, 83%, 66%)
CMYK	cmyk(0%, 83.4%, 69.2%, 33.7%)
CIE-LAB	lab(36.96, 55.63, 23.90)
CIE-LCH	lch(36.96, 60.54, 23.25°)
OKLab	oklab(47.83% 0.1647 0.0559)
OKLCH	oklch(47.83% 0.174 18.8)
XYZ	xyz(17.3993, 9.5162, 4.1688)
Luminance	0.0951 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A91C34 #1CA991

analogous

#A91C7A #A91C34 #A94A1C

triadic

#A91C34 #34A91C #1C34A9

tetradic

#A91C34 #7AA91C #1CA991 #4A1CA9

square

#A91C34 #7AA91C #1CA991 #4A1CA9

split-complementary

#A91C34 #1CA94A #1C7AA9

monochromatic

#400B14 #741324 #A91C34 #DB2746 #E45B73

Accessibility & contrast

On white

7.23

#A91C34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#A91C34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A91C34

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A91C34	#FFFFFF	#000000	##FFFFFF
##A91C34	1.00	7.23	2.90	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484434

Deuteranopia (green-blind)

#6B6130

Tritanopia (blue-blind)

#BA0027

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a91c34;
/* rgb */ color: rgb(169, 28, 52);
/* oklch */ color: oklch(47.8% 0.174 18.8);

Tailwind

colors: {
  custom: {
    50: '#cb696b',
    500: '#a91c34',
    950: '#000000',
  },
}

SCSS

$custom: #a91c34;
$custom-light: #cb696b;
$custom-dark: #000000;

JSON

{
  "hex": "#a91c34",
  "rgb": {
    "r": 169,
    "g": 28,
    "b": 52
  },
  "hsl": {
    "h": 349.787,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.47831,
    "c": 0.17391,
    "h": 18.8
  },
  "luminance": 0.09513
}

Semantic roles & 50–950 ramp

primary

#A91C34

secondary

#59C8B5

accent

#EED039

background

#FDF6F6

surface

#FBECEB

border

#D4C7C6

text

#150706

muted

#837A7A

Preview Lab

Preview with #A91C34

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

Preview Lab → · Contrast checker → · Palette generator →