#AC372A#AC372A

#AC372A is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.7% C 0.155 H 29.7°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#AC372A
RGB	rgb(172, 55, 42)
HSL	hsl(6, 61%, 42%)
HSV	hsv(6, 76%, 67%)
CMYK	cmyk(0%, 68%, 75.6%, 32.5%)
CIE-LAB	lab(40.69, 46.96, 34.44)
CIE-LCH	lch(40.69, 58.23, 36.25°)
OKLab	oklab(50.67% 0.1346 0.0769)
OKLCH	oklch(50.67% 0.155 29.7)
XYZ	xyz(18.7995, 11.6730, 3.4532)
Luminance	0.1167 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC372A #2A9FAC

analogous

#AC2A5E #AC372A #AC782A

triadic

#AC372A #2AAC37 #372AAC

tetradic

#AC372A #5EAC2A #2A9FAC #782AAC

square

#AC372A #5EAC2A #2A9FAC #782AAC

split-complementary

#AC372A #2AAC78 #2A5EAC

monochromatic

#4A1812 #7B271E #AC372A #D15142 #DD7E73

Accessibility & contrast

On white

6.30

#AC372A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#AC372A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC372A

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC372A	#FFFFFF	#000000	##FFFFFF
##AC372A	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585028

Deuteranopia (green-blind)

#756926

Tritanopia (blue-blind)

#BD1335

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #ac372a;
/* rgb */ color: rgb(172, 55, 42);
/* oklch */ color: oklch(50.7% 0.155 29.7);

Tailwind

colors: {
  custom: {
    50: '#cd7564',
    500: '#ac372a',
    950: '#000000',
  },
}

SCSS

$custom: #ac372a;
$custom-light: #cd7564;
$custom-dark: #000000;

JSON

{
  "hex": "#ac372a",
  "rgb": {
    "r": 172,
    "g": 55,
    "b": 42
  },
  "hsl": {
    "h": 6,
    "s": 60.748,
    "l": 41.961
  },
  "oklch": {
    "l": 0.5067,
    "c": 0.15503,
    "h": 29.7
  },
  "luminance": 0.1167
}

Semantic roles & 50–950 ramp

primary

#AC372A

secondary

#6DBCC4

accent

#D4E444

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150905

muted

#837B7A

Preview Lab

Preview with #AC372A

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

Preview Lab → · Contrast checker → · Palette generator →