#AC4533#AC4533

#AC4533 is a mid, vivid red. Relative luminance 0.133; OKLCH L 52.6% C 0.139 H 32.0°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#AC4533
RGB	rgb(172, 69, 51)
HSL	hsl(9, 54%, 44%)
HSV	hsv(9, 70%, 67%)
CMYK	cmyk(0%, 59.9%, 70.3%, 32.5%)
CIE-LAB	lab(43.17, 41.08, 32.09)
CIE-LCH	lch(43.17, 52.13, 37.99°)
OKLab	oklab(52.57% 0.1181 0.0737)
OKLCH	oklch(52.57% 0.139 32)
XYZ	xyz(19.7409, 13.2686, 4.6529)
Luminance	0.1327 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC4533 #339AAC

analogous

#AC335D #AC4533 #AC8133

triadic

#AC4533 #33AC45 #4533AC

tetradic

#AC4533 #5DAC33 #339AAC #8133AC

square

#AC4533 #5DAC33 #339AAC #8133AC

split-complementary

#AC4533 #33AC81 #335DAC

monochromatic

#4E1F17 #7D3225 #AC4533 #CB6351 #D98D80

Accessibility & contrast

On white

5.75

#AC4533 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#AC4533 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC4533

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC4533	#FFFFFF	#000000	##FFFFFF
##AC4533	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615831

Deuteranopia (green-blind)

#7A6E30

Tritanopia (blue-blind)

#BD2F41

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #ac4533;
/* rgb */ color: rgb(172, 69, 51);
/* oklch */ color: oklch(52.6% 0.139 32.0);

Tailwind

colors: {
  custom: {
    50: '#cb7c6b',
    500: '#ac4533',
    950: '#000000',
  },
}

SCSS

$custom: #ac4533;
$custom-light: #cb7c6b;
$custom-dark: #000000;

JSON

{
  "hex": "#ac4533",
  "rgb": {
    "r": 172,
    "g": 69,
    "b": 51
  },
  "hsl": {
    "h": 8.926,
    "s": 54.26,
    "l": 43.725
  },
  "oklch": {
    "l": 0.52567,
    "c": 0.13918,
    "h": 32
  },
  "luminance": 0.13266
}

Semantic roles & 50–950 ramp

primary

#AC4533

secondary

#78B7C2

accent

#C8DE4A

background

#FDF7F6

surface

#FAEEEB

border

#D3C9C6

text

#150A06

muted

#837C7A

Preview Lab

Preview with #AC4533

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

Preview Lab → · Contrast checker → · Palette generator →