#AC3543#AC3543

#AC3543 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.9% C 0.154 H 17.9°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#AC3543
RGB	rgb(172, 53, 67)
HSL	hsl(353, 53%, 44%)
HSV	hsv(353, 69%, 67%)
CMYK	cmyk(0%, 69.2%, 61%, 32.5%)
CIE-LAB	lab(40.78, 49.17, 19.50)
CIE-LCH	lch(40.78, 52.90, 21.63°)
OKLab	oklab(50.86% 0.1467 0.0475)
OKLCH	oklch(50.86% 0.154 17.9)
XYZ	xyz(19.3014, 11.7248, 6.5559)
Luminance	0.1172 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3543 #35AC9E

analogous

#AC357F #AC3543 #AC6335

triadic

#AC3543 #43AC35 #3543AC

tetradic

#AC3543 #7FAC35 #35AC9E #6335AC

square

#AC3543 #7FAC35 #35AC9E #6335AC

split-complementary

#AC3543 #35AC63 #357FAC

monochromatic

#4E181F #7D2731 #AC3543 #CA5462 #D9838D

Accessibility & contrast

On white

6.28

#AC3543 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#AC3543 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3543

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3543	#FFFFFF	#000000	##FFFFFF
##AC3543	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545043

Deuteranopia (green-blind)

#726940

Tritanopia (blue-blind)

#BC183B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #ac3543;
/* rgb */ color: rgb(172, 53, 67);
/* oklch */ color: oklch(50.9% 0.154 17.9);

Tailwind

colors: {
  custom: {
    50: '#cb7477',
    500: '#ac3543',
    950: '#000000',
  },
}

SCSS

$custom: #ac3543;
$custom-light: #cb7477;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3543",
  "rgb": {
    "r": 172,
    "g": 53,
    "b": 67
  },
  "hsl": {
    "h": 352.941,
    "s": 52.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.50856,
    "c": 0.15417,
    "h": 17.9
  },
  "luminance": 0.11722
}

Semantic roles & 50–950 ramp

primary

#AC3543

secondary

#7BC2BA

accent

#DCCB4C

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #AC3543

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

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