#AC3C33#AC3C33

#AC3C33 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.4% C 0.148 H 28.0°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#AC3C33
RGB	rgb(172, 60, 51)
HSL	hsl(4, 54%, 44%)
HSV	hsv(4, 70%, 67%)
CMYK	cmyk(0%, 65.1%, 70.3%, 32.5%)
CIE-LAB	lab(41.60, 45.24, 30.26)
CIE-LCH	lch(41.60, 54.43, 33.77°)
OKLab	oklab(51.39% 0.1311 0.0697)
OKLCH	oklch(51.39% 0.148 28)
XYZ	xyz(19.2287, 12.2441, 4.4821)
Luminance	0.1224 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3C33 #33A3AC

analogous

#AC3366 #AC3C33 #AC7833

triadic

#AC3C33 #33AC3C #3C33AC

tetradic

#AC3C33 #66AC33 #33A3AC #7833AC

square

#AC3C33 #66AC33 #33A3AC #7833AC

split-complementary

#AC3C33 #33AC78 #3366AC

monochromatic

#4E1B17 #7D2C25 #AC3C33 #CB5A51 #D98780

Accessibility & contrast

On white

6.09

#AC3C33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#AC3C33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3C33

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3C33	#FFFFFF	#000000	##FFFFFF
##AC3C33	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5331

Deuteranopia (green-blind)

#776B30

Tritanopia (blue-blind)

#BD203B

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #ac3c33;
/* rgb */ color: rgb(172, 60, 51);
/* oklch */ color: oklch(51.4% 0.148 28.0);

Tailwind

colors: {
  custom: {
    50: '#cc776b',
    500: '#ac3c33',
    950: '#000000',
  },
}

SCSS

$custom: #ac3c33;
$custom-light: #cc776b;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3c33",
  "rgb": {
    "r": 172,
    "g": 60,
    "b": 51
  },
  "hsl": {
    "h": 4.463,
    "s": 54.26,
    "l": 43.725
  },
  "oklch": {
    "l": 0.51389,
    "c": 0.14844,
    "h": 28
  },
  "luminance": 0.12241
}

Semantic roles & 50–950 ramp

primary

#AC3C33

secondary

#78BDC2

accent

#D3DE4A

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AC3C33

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

Preview Lab → · Contrast checker → · Palette generator →