#AC222A#AC222A

#AC222A is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.7% C 0.173 H 24.0°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#AC222A
RGB	rgb(172, 34, 42)
HSL	hsl(357, 67%, 40%)
HSV	hsv(357, 80%, 67%)
CMYK	cmyk(0%, 80.2%, 75.6%, 32.5%)
CIE-LAB	lab(37.99, 54.43, 31.45)
CIE-LCH	lch(37.99, 62.86, 30.02°)
OKLab	oklab(48.66% 0.1581 0.0704)
OKLCH	oklch(48.66% 0.173 24)
XYZ	xyz(18.0053, 10.0848, 3.1885)
Luminance	0.1008 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC222A #22ACA4

analogous

#AC226F #AC222A #AC5F22

triadic

#AC222A #2AAC22 #222AAC

tetradic

#AC222A #6FAC22 #22ACA4 #5F22AC

square

#AC222A #6FAC22 #22ACA4 #5F22AC

split-complementary

#AC222A #22AC5F #226FAC

monochromatic

#460E11 #79181E #AC222A #D7343E #E1676E

Accessibility & contrast

On white

6.96

#AC222A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#AC222A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC222A

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC222A	#FFFFFF	#000000	##FFFFFF
##AC222A	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4629

Deuteranopia (green-blind)

#6F6425

Tritanopia (blue-blind)

#BE0027

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #ac222a;
/* rgb */ color: rgb(172, 34, 42);
/* oklch */ color: oklch(48.7% 0.173 24.0);

Tailwind

colors: {
  custom: {
    50: '#ce6b64',
    500: '#ac222a',
    950: '#000000',
  },
}

SCSS

$custom: #ac222a;
$custom-light: #ce6b64;
$custom-dark: #000000;

JSON

{
  "hex": "#ac222a",
  "rgb": {
    "r": 172,
    "g": 34,
    "b": 42
  },
  "hsl": {
    "h": 356.522,
    "s": 66.99,
    "l": 40.392
  },
  "oklch": {
    "l": 0.48657,
    "c": 0.17311,
    "h": 24
  },
  "luminance": 0.10082
}

Semantic roles & 50–950 ramp

primary

#AC222A

secondary

#63C7C1

accent

#EAE03E

background

#FDF6F5

surface

#FBECEA

border

#D4C7C6

text

#150705

muted

#837A79

Preview Lab

Preview with #AC222A

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

Preview Lab → · Contrast checker → · Palette generator →