#AC3336#AC3336

#AC3336 is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.4% C 0.157 H 23.5°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#AC3336
RGB	rgb(172, 51, 54)
HSL	hsl(359, 54%, 44%)
HSV	hsv(359, 70%, 67%)
CMYK	cmyk(0%, 70.3%, 68.6%, 32.5%)
CIE-LAB	lab(40.26, 49.17, 26.85)
CIE-LCH	lch(40.26, 56.02, 28.64°)
OKLab	oklab(50.4% 0.1441 0.0627)
OKLCH	oklch(50.4% 0.157 23.5)
XYZ	xyz(18.8650, 11.4074, 4.6978)
Luminance	0.1140 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3336 #33ACA9

analogous

#AC3372 #AC3336 #AC6C33

triadic

#AC3336 #36AC33 #3336AC

tetradic

#AC3336 #72AC33 #33ACA9 #6C33AC

square

#AC3336 #72AC33 #33ACA9 #6C33AC

split-complementary

#AC3336 #33AC6C #3372AC

monochromatic

#4E1718 #7D2527 #AC3336 #CB5154 #D98082

Accessibility & contrast

On white

6.40

#AC3336 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#AC3336 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3336

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3336	#FFFFFF	#000000	##FFFFFF
##AC3336	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554E35

Deuteranopia (green-blind)

#736832

Tritanopia (blue-blind)

#BD0D35

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #ac3336;
/* rgb */ color: rgb(172, 51, 54);
/* oklch */ color: oklch(50.4% 0.157 23.5);

Tailwind

colors: {
  custom: {
    50: '#cc736d',
    500: '#ac3336',
    950: '#000000',
  },
}

SCSS

$custom: #ac3336;
$custom-light: #cc736d;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3336",
  "rgb": {
    "r": 172,
    "g": 51,
    "b": 54
  },
  "hsl": {
    "h": 358.512,
    "s": 54.26,
    "l": 43.725
  },
  "oklch": {
    "l": 0.50397,
    "c": 0.15712,
    "h": 23.5
  },
  "luminance": 0.11405
}

Semantic roles & 50–950 ramp

primary

#AC3336

secondary

#78C2C1

accent

#DEDA4A

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150807

muted

#837B7A

Preview Lab

Preview with #AC3336

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

Preview Lab → · Contrast checker → · Palette generator →