#AC3722#AC3722

#AC3722 is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.6% C 0.157 H 32.5°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#AC3722
RGB	rgb(172, 55, 34)
HSL	hsl(9, 67%, 40%)
HSV	hsv(9, 80%, 67%)
CMYK	cmyk(0%, 68%, 80.2%, 32.5%)
CIE-LAB	lab(40.61, 46.65, 38.76)
CIE-LCH	lch(40.61, 60.65, 39.72°)
OKLab	oklab(50.58% 0.1321 0.084)
OKLCH	oklch(50.58% 0.157 32.5)
XYZ	xyz(18.6703, 11.6213, 2.7731)
Luminance	0.1162 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3722 #2297AC

analogous

#AC2252 #AC3722 #AC7C22

triadic

#AC3722 #22AC37 #3722AC

tetradic

#AC3722 #52AC22 #2297AC #7C22AC

square

#AC3722 #52AC22 #2297AC #7C22AC

split-complementary

#AC3722 #22AC7C #2252AC

monochromatic

#46160E #792718 #AC3722 #D74D34 #E17A67

Accessibility & contrast

On white

6.32

#AC3722 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#AC3722 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3722

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3722	#FFFFFF	#000000	##FFFFFF
##AC3722	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F1F

Deuteranopia (green-blind)

#76691D

Tritanopia (blue-blind)

#BE1133

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #ac3722;
/* rgb */ color: rgb(172, 55, 34);
/* oklch */ color: oklch(50.6% 0.157 32.5);

Tailwind

colors: {
  custom: {
    50: '#cd745f',
    500: '#ac3722',
    950: '#000000',
  },
}

SCSS

$custom: #ac3722;
$custom-light: #cd745f;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3722",
  "rgb": {
    "r": 172,
    "g": 55,
    "b": 34
  },
  "hsl": {
    "h": 9.13,
    "s": 66.99,
    "l": 40.392
  },
  "oklch": {
    "l": 0.5058,
    "c": 0.15652,
    "h": 32.5
  },
  "luminance": 0.11619
}

Semantic roles & 50–950 ramp

primary

#AC3722

secondary

#63B8C7

accent

#D0EA3E

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #AC3722

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

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