#AC3E23#AC3E23

#AC3E23 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.4% C 0.150 H 34.9°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#AC3E23
RGB	rgb(172, 62, 35)
HSL	hsl(12, 66%, 41%)
HSV	hsv(12, 80%, 67%)
CMYK	cmyk(0%, 64%, 79.7%, 32.5%)
CIE-LAB	lab(41.75, 43.64, 39.37)
CIE-LCH	lch(41.75, 58.77, 42.06°)
OKLab	oklab(51.44% 0.1229 0.0857)
OKLCH	oklch(51.44% 0.15 34.9)
XYZ	xyz(19.0414, 12.3400, 2.9690)
Luminance	0.1234 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3E23 #2391AC

analogous

#AC234C #AC3E23 #AC8223

triadic

#AC3E23 #23AC3E #3E23AC

tetradic

#AC3E23 #4CAC23 #2391AC #8223AC

square

#AC3E23 #4CAC23 #2391AC #8223AC

split-complementary

#AC3E23 #23AC82 #234CAC

monochromatic

#46190E #792C19 #AC3E23 #D65636 #E08069

Accessibility & contrast

On white

6.06

#AC3E23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#AC3E23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3E23

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3E23	#FFFFFF	#000000	##FFFFFF
##AC3E23	1.00	6.06	3.47	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D531F

Deuteranopia (green-blind)

#786C1F

Tritanopia (blue-blind)

#BD2139

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #ac3e23;
/* rgb */ color: rgb(172, 62, 35);
/* oklch */ color: oklch(51.4% 0.150 34.9);

Tailwind

colors: {
  custom: {
    50: '#cd7860',
    500: '#ac3e23',
    950: '#000000',
  },
}

SCSS

$custom: #ac3e23;
$custom-light: #cd7860;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3e23",
  "rgb": {
    "r": 172,
    "g": 62,
    "b": 35
  },
  "hsl": {
    "h": 11.825,
    "s": 66.184,
    "l": 40.588
  },
  "oklch": {
    "l": 0.51443,
    "c": 0.14981,
    "h": 34.9
  },
  "luminance": 0.12337
}

Semantic roles & 50–950 ramp

primary

#AC3E23

secondary

#64B3C6

accent

#C8E93F

background

#FDF7F5

surface

#FBEEE9

border

#D4C9C5

text

#150905

muted

#837B79

Preview Lab

Preview with #AC3E23

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

Preview Lab → · Contrast checker → · Palette generator →