#AC3140#AC3140

#AC3140 is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.4% C 0.158 H 18.3°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#AC3140
RGB	rgb(172, 49, 64)
HSL	hsl(353, 56%, 43%)
HSV	hsv(353, 72%, 67%)
CMYK	cmyk(0%, 71.5%, 62.8%, 32.5%)
CIE-LAB	lab(40.15, 50.54, 20.55)
CIE-LCH	lch(40.15, 54.55, 22.13°)
OKLab	oklab(50.37% 0.1505 0.0496)
OKLCH	oklch(50.37% 0.158 18.3)
XYZ	xyz(19.0389, 11.3402, 6.0358)
Luminance	0.1134 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3140 #31AC9D

analogous

#AC317D #AC3140 #AC5F31

triadic

#AC3140 #40AC31 #3140AC

tetradic

#AC3140 #7DAC31 #31AC9D #5F31AC

square

#AC3140 #7DAC31 #31AC9D #5F31AC

split-complementary

#AC3140 #31AC5F #317DAC

monochromatic

#4D161D #7C232E #AC3140 #CC4E5D #DA7D89

Accessibility & contrast

On white

6.43

#AC3140 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#AC3140 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3140

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3140	#FFFFFF	#000000	##FFFFFF
##AC3140	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524E40

Deuteranopia (green-blind)

#71683D

Tritanopia (blue-blind)

#BD0C37

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #ac3140;
/* rgb */ color: rgb(172, 49, 64);
/* oklch */ color: oklch(50.4% 0.158 18.3);

Tailwind

colors: {
  custom: {
    50: '#cc7274',
    500: '#ac3140',
    950: '#000000',
  },
}

SCSS

$custom: #ac3140;
$custom-light: #cc7274;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3140",
  "rgb": {
    "r": 172,
    "g": 49,
    "b": 64
  },
  "hsl": {
    "h": 352.683,
    "s": 55.656,
    "l": 43.333
  },
  "oklch": {
    "l": 0.5037,
    "c": 0.15845,
    "h": 18.3
  },
  "luminance": 0.11337
}

Semantic roles & 50–950 ramp

primary

#AC3140

secondary

#76C3B9

accent

#DFCD49

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #AC3140

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

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