#AC313C#AC313C

#AC313C is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.3% C 0.159 H 20.2°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#AC313C
RGB	rgb(172, 49, 60)
HSL	hsl(355, 56%, 43%)
HSV	hsv(355, 72%, 67%)
CMYK	cmyk(0%, 71.5%, 65.1%, 32.5%)
CIE-LAB	lab(40.08, 50.29, 22.94)
CIE-LCH	lch(40.08, 55.27, 24.52°)
OKLab	oklab(50.29% 0.1489 0.0547)
OKLCH	oklch(50.29% 0.159 20.2)
XYZ	xyz(18.9292, 11.2963, 5.4577)
Luminance	0.1129 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC313C #31ACA1

analogous

#AC3179 #AC313C #AC6331

triadic

#AC313C #3CAC31 #313CAC

tetradic

#AC313C #79AC31 #31ACA1 #6331AC

square

#AC313C #79AC31 #31ACA1 #6331AC

split-complementary

#AC313C #31AC63 #3179AC

monochromatic

#4D161B #7C232B #AC313C #CC4E59 #DA7D86

Accessibility & contrast

On white

6.44

#AC313C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#AC313C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC313C

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC313C	#FFFFFF	#000000	##FFFFFF
##AC313C	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534E3B

Deuteranopia (green-blind)

#726838

Tritanopia (blue-blind)

#BD0A36

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #ac313c;
/* rgb */ color: rgb(172, 49, 60);
/* oklch */ color: oklch(50.3% 0.159 20.2);

Tailwind

colors: {
  custom: {
    50: '#cc7271',
    500: '#ac313c',
    950: '#000000',
  },
}

SCSS

$custom: #ac313c;
$custom-light: #cc7271;
$custom-dark: #000000;

JSON

{
  "hex": "#ac313c",
  "rgb": {
    "r": 172,
    "g": 49,
    "b": 60
  },
  "hsl": {
    "h": 354.634,
    "s": 55.656,
    "l": 43.333
  },
  "oklch": {
    "l": 0.50292,
    "c": 0.15861,
    "h": 20.2
  },
  "luminance": 0.11294
}

Semantic roles & 50–950 ramp

primary

#AC313C

secondary

#76C3BC

accent

#DFD249

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #AC313C

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

Preview Lab → · Contrast checker → · Palette generator →