#AC3A22#AC3A22

#AC3A22 is a mid, vivid red. Relative luminance 0.119; OKLCH L 50.9% C 0.154 H 33.6°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#AC3A22
RGB	rgb(172, 58, 34)
HSL	hsl(10, 67%, 40%)
HSV	hsv(10, 80%, 67%)
CMYK	cmyk(0%, 66.3%, 80.2%, 32.5%)
CIE-LAB	lab(41.08, 45.38, 39.23)
CIE-LCH	lch(41.08, 59.98, 40.84°)
OKLab	oklab(50.93% 0.1281 0.0851)
OKLCH	oklch(50.93% 0.154 33.6)
XYZ	xyz(18.8172, 11.9150, 2.8221)
Luminance	0.1191 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3A22 #2294AC

analogous

#AC224F #AC3A22 #AC7F22

triadic

#AC3A22 #22AC3A #3A22AC

tetradic

#AC3A22 #4FAC22 #2294AC #7F22AC

square

#AC3A22 #4FAC22 #2294AC #7F22AC

split-complementary

#AC3A22 #22AC7F #224FAC

monochromatic

#46180E #792918 #AC3A22 #D75134 #E17D67

Accessibility & contrast

On white

6.21

#AC3A22 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#AC3A22 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3A22

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3A22	#FFFFFF	#000000	##FFFFFF
##AC3A22	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B511E

Deuteranopia (green-blind)

#776A1D

Tritanopia (blue-blind)

#BD1835

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #ac3a22;
/* rgb */ color: rgb(172, 58, 34);
/* oklch */ color: oklch(50.9% 0.154 33.6);

Tailwind

colors: {
  custom: {
    50: '#cd765f',
    500: '#ac3a22',
    950: '#000000',
  },
}

SCSS

$custom: #ac3a22;
$custom-light: #cd765f;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3a22",
  "rgb": {
    "r": 172,
    "g": 58,
    "b": 34
  },
  "hsl": {
    "h": 10.435,
    "s": 66.99,
    "l": 40.392
  },
  "oklch": {
    "l": 0.50935,
    "c": 0.15375,
    "h": 33.6
  },
  "luminance": 0.11912
}

Semantic roles & 50–950 ramp

primary

#AC3A22

secondary

#63B5C7

accent

#CCEA3E

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150905

muted

#837B79

Preview Lab

Preview with #AC3A22

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

Preview Lab → · Contrast checker → · Palette generator →