#AC303D#AC303D

#AC303D is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.2% C 0.160 H 19.4°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#AC303D
RGB	rgb(172, 48, 61)
HSL	hsl(354, 56%, 43%)
HSV	hsv(354, 72%, 67%)
CMYK	cmyk(0%, 72.1%, 64.5%, 32.5%)
CIE-LAB	lab(39.96, 50.73, 22.17)
CIE-LCH	lch(39.96, 55.36, 23.60°)
OKLab	oklab(50.21% 0.1505 0.053)
OKLCH	oklch(50.21% 0.16 19.4)
XYZ	xyz(18.9145, 11.2242, 5.5845)
Luminance	0.1122 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC303D #30AC9F

analogous

#AC307B #AC303D #AC6130

triadic

#AC303D #3DAC30 #303DAC

tetradic

#AC303D #7BAC30 #30AC9F #6130AC

square

#AC303D #7BAC30 #30AC9F #6130AC

split-complementary

#AC303D #30AC61 #307BAC

monochromatic

#4C151B #7C232C #AC303D #CD4C5A #DA7C86

Accessibility & contrast

On white

6.47

#AC303D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#AC303D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC303D

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC303D	#FFFFFF	#000000	##FFFFFF
##AC303D	1.00	6.47	3.24	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524D3D

Deuteranopia (green-blind)

#716839

Tritanopia (blue-blind)

#BD0736

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #ac303d;
/* rgb */ color: rgb(172, 48, 61);
/* oklch */ color: oklch(50.2% 0.160 19.4);

Tailwind

colors: {
  custom: {
    50: '#cc7172',
    500: '#ac303d',
    950: '#000000',
  },
}

SCSS

$custom: #ac303d;
$custom-light: #cc7172;
$custom-dark: #000000;

JSON

{
  "hex": "#ac303d",
  "rgb": {
    "r": 172,
    "g": 48,
    "b": 61
  },
  "hsl": {
    "h": 353.71,
    "s": 56.364,
    "l": 43.137
  },
  "oklch": {
    "l": 0.50209,
    "c": 0.15956,
    "h": 19.4
  },
  "luminance": 0.11221
}

Semantic roles & 50–950 ramp

primary

#AC303D

secondary

#75C3BB

accent

#E0D048

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#150808

muted

#837B7B

Preview Lab

Preview with #AC303D

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

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