#AC3444#AC3444

#AC3444 is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.8% C 0.155 H 17.1°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#AC3444
RGB	rgb(172, 52, 68)
HSL	hsl(352, 54%, 44%)
HSV	hsv(352, 70%, 67%)
CMYK	cmyk(0%, 69.8%, 60.5%, 32.5%)
CIE-LAB	lab(40.65, 49.64, 18.71)
CIE-LCH	lch(40.65, 53.05, 20.65°)
OKLab	oklab(50.77% 0.1484 0.0457)
OKLCH	oklch(50.77% 0.155 17.1)
XYZ	xyz(19.2865, 11.6467, 6.7002)
Luminance	0.1164 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3444 #34AC9C

analogous

#AC3480 #AC3444 #AC6034

triadic

#AC3444 #44AC34 #3444AC

tetradic

#AC3444 #80AC34 #34AC9C #6034AC

square

#AC3444 #80AC34 #34AC9C #6034AC

split-complementary

#AC3444 #34AC60 #3480AC

monochromatic

#4E181F #7D2631 #AC3444 #CB5262 #D9818D

Accessibility & contrast

On white

6.31

#AC3444 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#AC3444 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3444

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3444	#FFFFFF	#000000	##FFFFFF
##AC3444	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535044

Deuteranopia (green-blind)

#726941

Tritanopia (blue-blind)

#BC163B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #ac3444;
/* rgb */ color: rgb(172, 52, 68);
/* oklch */ color: oklch(50.8% 0.155 17.1);

Tailwind

colors: {
  custom: {
    50: '#cb7477',
    500: '#ac3444',
    950: '#000000',
  },
}

SCSS

$custom: #ac3444;
$custom-light: #cb7477;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3444",
  "rgb": {
    "r": 172,
    "g": 52,
    "b": 68
  },
  "hsl": {
    "h": 352,
    "s": 53.571,
    "l": 43.922
  },
  "oklch": {
    "l": 0.50768,
    "c": 0.15524,
    "h": 17.1
  },
  "luminance": 0.11644
}

Semantic roles & 50–950 ramp

primary

#AC3444

secondary

#79C2B9

accent

#DDC94B

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #AC3444

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

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