#AC303C#AC303C

#AC303C is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.2% C 0.160 H 19.9°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#AC303C
RGB	rgb(172, 48, 60)
HSL	hsl(354, 56%, 43%)
HSV	hsv(354, 72%, 67%)
CMYK	cmyk(0%, 72.1%, 65.1%, 32.5%)
CIE-LAB	lab(39.94, 50.67, 22.76)
CIE-LCH	lch(39.94, 55.54, 24.20°)
OKLab	oklab(50.19% 0.1501 0.0543)
OKLCH	oklch(50.19% 0.16 19.9)
XYZ	xyz(18.8878, 11.2136, 5.4440)
Luminance	0.1121 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC303C #30ACA0

analogous

#AC307A #AC303C #AC6230

triadic

#AC303C #3CAC30 #303CAC

tetradic

#AC303C #7AAC30 #30ACA0 #6230AC

square

#AC303C #7AAC30 #30ACA0 #6230AC

split-complementary

#AC303C #30AC62 #307AAC

monochromatic

#4C151B #7C232B #AC303C #CD4C59 #DA7C85

Accessibility & contrast

On white

6.48

#AC303C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#AC303C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC303C

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC303C	#FFFFFF	#000000	##FFFFFF
##AC303C	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524D3C

Deuteranopia (green-blind)

#716838

Tritanopia (blue-blind)

#BD0635

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #ac303c;
/* rgb */ color: rgb(172, 48, 60);
/* oklch */ color: oklch(50.2% 0.160 19.9);

Tailwind

colors: {
  custom: {
    50: '#cc7171',
    500: '#ac303c',
    950: '#000000',
  },
}

SCSS

$custom: #ac303c;
$custom-light: #cc7171;
$custom-dark: #000000;

JSON

{
  "hex": "#ac303c",
  "rgb": {
    "r": 172,
    "g": 48,
    "b": 60
  },
  "hsl": {
    "h": 354.194,
    "s": 56.364,
    "l": 43.137
  },
  "oklch": {
    "l": 0.5019,
    "c": 0.15962,
    "h": 19.9
  },
  "luminance": 0.11211
}

Semantic roles & 50–950 ramp

primary

#AC303C

secondary

#75C3BB

accent

#E0D148

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #AC303C

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

Preview Lab → · Contrast checker → · Palette generator →