#AC4937#AC4937

#AC4937 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.2% C 0.134 H 32.2°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#AC4937
RGB	rgb(172, 73, 55)
HSL	hsl(9, 52%, 45%)
HSV	hsv(9, 68%, 67%)
CMYK	cmyk(0%, 57.6%, 68%, 32.5%)
CIE-LAB	lab(43.97, 39.36, 30.72)
CIE-LCH	lch(43.97, 49.93, 37.98°)
OKLab	oklab(53.19% 0.1135 0.0714)
OKLCH	oklch(53.19% 0.134 32.2)
XYZ	xyz(20.0873, 13.8142, 5.2223)
Luminance	0.1381 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC4937 #379AAC

analogous

#AC375F #AC4937 #AC8437

triadic

#AC4937 #37AC49 #4937AC

tetradic

#AC4937 #5FAC37 #379AAC #8437AC

square

#AC4937 #5FAC37 #379AAC #8437AC

split-complementary

#AC4937 #37AC84 #375FAC

monochromatic

#4F2219 #7E3528 #AC4937 #C96957 #D89285

Accessibility & contrast

On white

5.58

#AC4937 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#AC4937 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC4937

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC4937	#FFFFFF	#000000	##FFFFFF
##AC4937	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635A35

Deuteranopia (green-blind)

#7C7035

Tritanopia (blue-blind)

#BD3545

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #ac4937;
/* rgb */ color: rgb(172, 73, 55);
/* oklch */ color: oklch(53.2% 0.134 32.2);

Tailwind

colors: {
  custom: {
    50: '#cb7f6e',
    500: '#ac4937',
    950: '#000000',
  },
}

SCSS

$custom: #ac4937;
$custom-light: #cb7f6e;
$custom-dark: #000000;

JSON

{
  "hex": "#ac4937",
  "rgb": {
    "r": 172,
    "g": 73,
    "b": 55
  },
  "hsl": {
    "h": 9.231,
    "s": 51.542,
    "l": 44.51
  },
  "oklch": {
    "l": 0.53189,
    "c": 0.13406,
    "h": 32.2
  },
  "luminance": 0.13812
}

Semantic roles & 50–950 ramp

primary

#AC4937

secondary

#7DB7C2

accent

#C5DB4D

background

#FDF7F6

surface

#FAEEEC

border

#D3C9C7

text

#140A07

muted

#837C7A

Preview Lab

Preview with #AC4937

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

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