#AC3A2B#AC3A2B

#AC3A2B is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.0% C 0.152 H 30.5°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#AC3A2B
RGB	rgb(172, 58, 43)
HSL	hsl(7, 60%, 42%)
HSV	hsv(7, 75%, 67%)
CMYK	cmyk(0%, 66.3%, 75%, 32.5%)
CIE-LAB	lab(41.17, 45.73, 34.40)
CIE-LCH	lch(41.17, 57.22, 36.95°)
OKLab	oklab(51.04% 0.131 0.0771)
OKLCH	oklch(51.04% 0.152 30.5)
XYZ	xyz(18.9644, 11.9739, 3.5976)
Luminance	0.1197 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3A2B #2B9DAC

analogous

#AC2B5C #AC3A2B #AC7B2B

triadic

#AC3A2B #2BAC3A #3A2BAC

tetradic

#AC3A2B #5CAC2B #2B9DAC #7B2BAC

square

#AC3A2B #5CAC2B #2B9DAC #7B2BAC

split-complementary

#AC3A2B #2BAC7B #2B5CAC

monochromatic

#4A1913 #7B291F #AC3A2B #D05444 #DC8175

Accessibility & contrast

On white

6.19

#AC3A2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#AC3A2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3A2B

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3A2B	#FFFFFF	#000000	##FFFFFF
##AC3A2B	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5129

Deuteranopia (green-blind)

#766A27

Tritanopia (blue-blind)

#BD1A37

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #ac3a2b;
/* rgb */ color: rgb(172, 58, 43);
/* oklch */ color: oklch(51.0% 0.152 30.5);

Tailwind

colors: {
  custom: {
    50: '#cc7665',
    500: '#ac3a2b',
    950: '#000000',
  },
}

SCSS

$custom: #ac3a2b;
$custom-light: #cc7665;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3a2b",
  "rgb": {
    "r": 172,
    "g": 58,
    "b": 43
  },
  "hsl": {
    "h": 6.977,
    "s": 60,
    "l": 42.157
  },
  "oklch": {
    "l": 0.51036,
    "c": 0.15195,
    "h": 30.5
  },
  "luminance": 0.11971
}

Semantic roles & 50–950 ramp

primary

#AC3A2B

secondary

#6FBAC4

accent

#D1E345

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150905

muted

#837B7A

Preview Lab

Preview with #AC3A2B

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

Preview Lab → · Contrast checker → · Palette generator →