#AC4243#AC4243

#AC4243 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.4% C 0.139 H 22.7°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#AC4243
RGB	rgb(172, 66, 67)
HSL	hsl(359, 45%, 47%)
HSV	hsv(359, 62%, 67%)
CMYK	cmyk(0%, 61.6%, 61%, 32.5%)
CIE-LAB	lab(42.88, 43.50, 22.23)
CIE-LCH	lch(42.88, 48.86, 27.07°)
OKLab	oklab(52.43% 0.1287 0.0538)
OKLCH	oklch(52.43% 0.139 22.7)
XYZ	xyz(19.9764, 13.0749, 6.7809)
Luminance	0.1307 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC4243 #42ACAB

analogous

#AC4278 #AC4243 #AC7642

triadic

#AC4243 #43AC42 #4243AC

tetradic

#AC4243 #78AC42 #42ACAB #7642AC

square

#AC4243 #78AC42 #42ACAB #7642AC

split-complementary

#AC4243 #42AC76 #4278AC

monochromatic

#542021 #803132 #AC4243 #C56768 #D69394

Accessibility & contrast

On white

5.81

#AC4243 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#AC4243 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC4243

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC4243	#FFFFFF	#000000	##FFFFFF
##AC4243	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5742

Deuteranopia (green-blind)

#776E40

Tritanopia (blue-blind)

#BC2D43

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #ac4243;
/* rgb */ color: rgb(172, 66, 67);
/* oklch */ color: oklch(52.4% 0.139 22.7);

Tailwind

colors: {
  custom: {
    50: '#cb7b77',
    500: '#ac4243',
    950: '#000000',
  },
}

SCSS

$custom: #ac4243;
$custom-light: #cb7b77;
$custom-dark: #000000;

JSON

{
  "hex": "#ac4243",
  "rgb": {
    "r": 172,
    "g": 66,
    "b": 67
  },
  "hsl": {
    "h": 359.434,
    "s": 44.538,
    "l": 46.667
  },
  "oklch": {
    "l": 0.52429,
    "c": 0.13949,
    "h": 22.7
  },
  "luminance": 0.13072
}

Semantic roles & 50–950 ramp

primary

#AC4243

secondary

#89C1C0

accent

#D4D354

background

#FDF7F7

surface

#FAEEED

border

#D3C9C8

text

#140A08

muted

#837C7B

Preview Lab

Preview with #AC4243

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

Preview Lab → · Contrast checker → · Palette generator →