#AC3231#AC3231

#AC3231 is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.2% C 0.159 H 25.3°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#AC3231
RGB	rgb(172, 50, 49)
HSL	hsl(0, 56%, 43%)
HSV	hsv(0, 72%, 67%)
CMYK	cmyk(0%, 70.9%, 71.5%, 32.5%)
CIE-LAB	lab(40.04, 49.30, 29.61)
CIE-LCH	lch(40.04, 57.51, 30.99°)
OKLab	oklab(50.21% 0.1434 0.0679)
OKLCH	oklch(50.21% 0.159 25.3)
XYZ	xyz(18.7103, 11.2764, 4.0965)
Luminance	0.1127 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3231 #31ABAC

analogous

#AC316D #AC3231 #AC6F31

triadic

#AC3231 #31AC32 #3231AC

tetradic

#AC3231 #6DAC31 #31ABAC #6F31AC

square

#AC3231 #6DAC31 #31ABAC #6F31AC

split-complementary

#AC3231 #31AC6F #316DAC

monochromatic

#4D1616 #7C2423 #AC3231 #CC4F4E #DA7E7D

Accessibility & contrast

On white

6.45

#AC3231 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#AC3231 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3231

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3231	#FFFFFF	#000000	##FFFFFF
##AC3231	1.00	6.45	3.25	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554E30

Deuteranopia (green-blind)

#73682D

Tritanopia (blue-blind)

#BD0633

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #ac3231;
/* rgb */ color: rgb(172, 50, 49);
/* oklch */ color: oklch(50.2% 0.159 25.3);

Tailwind

colors: {
  custom: {
    50: '#cc7269',
    500: '#ac3231',
    950: '#000000',
  },
}

SCSS

$custom: #ac3231;
$custom-light: #cc7269;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3231",
  "rgb": {
    "r": 172,
    "g": 50,
    "b": 49
  },
  "hsl": {
    "h": 0.488,
    "s": 55.656,
    "l": 43.333
  },
  "oklch": {
    "l": 0.50212,
    "c": 0.15869,
    "h": 25.3
  },
  "luminance": 0.11274
}

Semantic roles & 50–950 ramp

primary

#AC3231

secondary

#76C2C3

accent

#DEDF49

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #AC3231

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

Preview Lab → · Contrast checker → · Palette generator →