#AC473B#AC473B

#AC473B is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.0% C 0.135 H 29.2°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#AC473B
RGB	rgb(172, 71, 59)
HSL	hsl(6, 49%, 45%)
HSV	hsv(6, 66%, 67%)
CMYK	cmyk(0%, 58.7%, 65.7%, 32.5%)
CIE-LAB	lab(43.65, 40.58, 28.00)
CIE-LCH	lch(43.65, 49.30, 34.61°)
OKLab	oklab(52.97% 0.1181 0.0659)
OKLCH	oklch(52.97% 0.135 29.2)
XYZ	xyz(20.0578, 13.5955, 5.7048)
Luminance	0.1359 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC473B #3BA0AC

analogous

#AC3B67 #AC473B #AC803B

triadic

#AC473B #3BAC47 #473BAC

tetradic

#AC473B #67AC3B #3BA0AC #803BAC

square

#AC473B #67AC3B #3BA0AC #803BAC

split-complementary

#AC473B #3BAC80 #3B67AC

monochromatic

#51211C #7E342B #AC473B #C7685D #D7938A

Accessibility & contrast

On white

5.65

#AC473B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#AC473B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC473B

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC473B	#FFFFFF	#000000	##FFFFFF
##AC473B	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615A39

Deuteranopia (green-blind)

#7A6F38

Tritanopia (blue-blind)

#BC3345

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #ac473b;
/* rgb */ color: rgb(172, 71, 59);
/* oklch */ color: oklch(53.0% 0.135 29.2);

Tailwind

colors: {
  custom: {
    50: '#cb7e71',
    500: '#ac473b',
    950: '#000000',
  },
}

SCSS

$custom: #ac473b;
$custom-light: #cb7e71;
$custom-dark: #000000;

JSON

{
  "hex": "#ac473b",
  "rgb": {
    "r": 172,
    "g": 71,
    "b": 59
  },
  "hsl": {
    "h": 6.372,
    "s": 48.918,
    "l": 45.294
  },
  "oklch": {
    "l": 0.52967,
    "c": 0.13522,
    "h": 29.2
  },
  "luminance": 0.13593
}

Semantic roles & 50–950 ramp

primary

#AC473B

secondary

#81BBC1

accent

#CAD84F

background

#FDF7F6

surface

#FAEEEC

border

#D3C9C7

text

#140A07

muted

#837C7A

Preview Lab

Preview with #AC473B

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

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