#AC4731#AC4731

#AC4731 is a mid, vivid red. Relative luminance 0.135; OKLCH L 52.8% C 0.138 H 33.8°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#AC4731
RGB	rgb(172, 71, 49)
HSL	hsl(11, 56%, 43%)
HSV	hsv(11, 72%, 67%)
CMYK	cmyk(0%, 58.7%, 71.5%, 32.5%)
CIE-LAB	lab(43.51, 40.01, 33.62)
CIE-LCH	lch(43.51, 52.26, 40.04°)
OKLab	oklab(52.82% 0.1143 0.0767)
OKLCH	oklch(52.82% 0.138 33.8)
XYZ	xyz(19.8229, 13.5015, 4.4673)
Luminance	0.1350 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC4731 #3196AC

analogous

#AC3158 #AC4731 #AC8431

triadic

#AC4731 #31AC47 #4731AC

tetradic

#AC4731 #58AC31 #3196AC #8431AC

square

#AC4731 #58AC31 #3196AC #8431AC

split-complementary

#AC4731 #31AC84 #3158AC

monochromatic

#4D2016 #7C3323 #AC4731 #CC644E #DA8E7D

Accessibility & contrast

On white

5.68

#AC4731 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#AC4731 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC4731

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC4731	#FFFFFF	#000000	##FFFFFF
##AC4731	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#62592E

Deuteranopia (green-blind)

#7B6F2E

Tritanopia (blue-blind)

#BD3142

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #ac4731;
/* rgb */ color: rgb(172, 71, 49);
/* oklch */ color: oklch(52.8% 0.138 33.8);

Tailwind

colors: {
  custom: {
    50: '#cb7e6a',
    500: '#ac4731',
    950: '#000000',
  },
}

SCSS

$custom: #ac4731;
$custom-light: #cb7e6a;
$custom-dark: #000000;

JSON

{
  "hex": "#ac4731",
  "rgb": {
    "r": 172,
    "g": 71,
    "b": 49
  },
  "hsl": {
    "h": 10.732,
    "s": 55.656,
    "l": 43.333
  },
  "oklch": {
    "l": 0.52819,
    "c": 0.13767,
    "h": 33.8
  },
  "luminance": 0.13499
}

Semantic roles & 50–950 ramp

primary

#AC4731

secondary

#76B5C3

accent

#C4DF49

background

#FDF7F6

surface

#FAEEEB

border

#D3C9C6

text

#150A06

muted

#837C7A

Preview Lab

Preview with #AC4731

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

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