#AC363D#AC363D

#AC363D is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.8% C 0.153 H 21.2°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#AC363D
RGB	rgb(172, 54, 61)
HSL	hsl(356, 52%, 44%)
HSV	hsv(356, 69%, 67%)
CMYK	cmyk(0%, 68.6%, 64.5%, 32.5%)
CIE-LAB	lab(40.81, 48.37, 23.26)
CIE-LCH	lch(40.81, 53.67, 25.68°)
OKLab	oklab(50.85% 0.143 0.0555)
OKLCH	oklch(50.85% 0.153 21.2)
XYZ	xyz(19.1767, 11.7486, 5.6719)
Luminance	0.1175 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC363D #36ACA5

analogous

#AC3678 #AC363D #AC6A36

triadic

#AC363D #3DAC36 #363DAC

tetradic

#AC363D #78AC36 #36ACA5 #6A36AC

square

#AC363D #78AC36 #36ACA5 #6A36AC

split-complementary

#AC363D #36AC6A #3678AC

monochromatic

#4F191C #7D272C #AC363D #CA555C #D88489

Accessibility & contrast

On white

6.27

#AC363D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#AC363D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC363D

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC363D	#FFFFFF	#000000	##FFFFFF
##AC363D	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56503C

Deuteranopia (green-blind)

#73693A

Tritanopia (blue-blind)

#BD183A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #ac363d;
/* rgb */ color: rgb(172, 54, 61);
/* oklch */ color: oklch(50.8% 0.153 21.2);

Tailwind

colors: {
  custom: {
    50: '#cc7472',
    500: '#ac363d',
    950: '#000000',
  },
}

SCSS

$custom: #ac363d;
$custom-light: #cc7472;
$custom-dark: #000000;

JSON

{
  "hex": "#ac363d",
  "rgb": {
    "r": 172,
    "g": 54,
    "b": 61
  },
  "hsl": {
    "h": 356.441,
    "s": 52.212,
    "l": 44.314
  },
  "oklch": {
    "l": 0.50849,
    "c": 0.15339,
    "h": 21.2
  },
  "luminance": 0.11746
}

Semantic roles & 50–950 ramp

primary

#AC363D

secondary

#7CC2BE

accent

#DCD34C

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#150908

muted

#837B7B

Preview Lab

Preview with #AC363D

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

Preview Lab → · Contrast checker → · Palette generator →