#AC3C27#AC3C27

#AC3C27 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.2% C 0.151 H 32.7°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#AC3C27
RGB	rgb(172, 60, 39)
HSL	hsl(9, 63%, 41%)
HSV	hsv(9, 77%, 67%)
CMYK	cmyk(0%, 65.1%, 77.3%, 32.5%)
CIE-LAB	lab(41.46, 44.68, 36.93)
CIE-LCH	lch(41.46, 57.97, 39.57°)
OKLab	oklab(51.23% 0.1269 0.0816)
OKLCH	oklch(51.23% 0.151 32.7)
XYZ	xyz(18.9974, 12.1516, 3.2642)
Luminance	0.1215 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3C27 #2797AC

analogous

#AC2755 #AC3C27 #AC7F27

triadic

#AC3C27 #27AC3C #3C27AC

tetradic

#AC3C27 #55AC27 #2797AC #7F27AC

square

#AC3C27 #55AC27 #2797AC #7F27AC

split-complementary

#AC3C27 #27AC7F #2755AC

monochromatic

#481910 #7A2B1C #AC3C27 #D3553D #DE816F

Accessibility & contrast

On white

6.12

#AC3C27 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#AC3C27 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3C27

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3C27	#FFFFFF	#000000	##FFFFFF
##AC3C27	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5224

Deuteranopia (green-blind)

#776B23

Tritanopia (blue-blind)

#BD1E38

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #ac3c27;
/* rgb */ color: rgb(172, 60, 39);
/* oklch */ color: oklch(51.2% 0.151 32.7);

Tailwind

colors: {
  custom: {
    50: '#cd7762',
    500: '#ac3c27',
    950: '#000000',
  },
}

SCSS

$custom: #ac3c27;
$custom-light: #cd7762;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3c27",
  "rgb": {
    "r": 172,
    "g": 60,
    "b": 39
  },
  "hsl": {
    "h": 9.474,
    "s": 63.033,
    "l": 41.373
  },
  "oklch": {
    "l": 0.51233,
    "c": 0.15084,
    "h": 32.7
  },
  "luminance": 0.12149
}

Semantic roles & 50–950 ramp

primary

#AC3C27

secondary

#6AB7C5

accent

#CCE642

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150905

muted

#837B79

Preview Lab

Preview with #AC3C27

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

Preview Lab → · Contrast checker → · Palette generator →