#AC242C#AC242C

#AC242C is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.8% C 0.171 H 23.7°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#AC242C
RGB	rgb(172, 36, 44)
HSL	hsl(356, 65%, 41%)
HSV	hsv(356, 79%, 67%)
CMYK	cmyk(0%, 79.1%, 74.4%, 32.5%)
CIE-LAB	lab(38.23, 53.92, 30.51)
CIE-LCH	lch(38.23, 61.95, 29.50°)
OKLab	oklab(48.84% 0.157 0.0688)
OKLCH	oklch(48.84% 0.171 23.7)
XYZ	xyz(18.1009, 10.2171, 3.4014)
Luminance	0.1021 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC242C #24ACA4

analogous

#AC2470 #AC242C #AC6024

triadic

#AC242C #2CAC24 #242CAC

tetradic

#AC242C #70AC24 #24ACA4 #6024AC

square

#AC242C #70AC24 #24ACA4 #6024AC

split-complementary

#AC242C #24AC60 #2470AC

monochromatic

#470F12 #79191F #AC242C #D53841 #E06A71

Accessibility & contrast

On white

6.90

#AC242C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#AC242C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC242C

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC242C	#FFFFFF	#000000	##FFFFFF
##AC242C	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E472B

Deuteranopia (green-blind)

#706427

Tritanopia (blue-blind)

#BE0029

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #ac242c;
/* rgb */ color: rgb(172, 36, 44);
/* oklch */ color: oklch(48.8% 0.171 23.7);

Tailwind

colors: {
  custom: {
    50: '#cd6c65',
    500: '#ac242c',
    950: '#000000',
  },
}

SCSS

$custom: #ac242c;
$custom-light: #cd6c65;
$custom-dark: #000000;

JSON

{
  "hex": "#ac242c",
  "rgb": {
    "r": 172,
    "g": 36,
    "b": 44
  },
  "hsl": {
    "h": 356.471,
    "s": 65.385,
    "l": 40.784
  },
  "oklch": {
    "l": 0.4884,
    "c": 0.17141,
    "h": 23.7
  },
  "luminance": 0.10214
}

Semantic roles & 50–950 ramp

primary

#AC242C

secondary

#66C6C0

accent

#E8DE3F

background

#FDF6F6

surface

#FBECEB

border

#D4C7C6

text

#150805

muted

#837B7A

Preview Lab

Preview with #AC242C

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

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