#AC3A27#AC3A27

#AC3A27 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.0% C 0.153 H 31.9°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#AC3A27
RGB	rgb(172, 58, 39)
HSL	hsl(9, 63%, 41%)
HSV	hsv(9, 77%, 67%)
CMYK	cmyk(0%, 66.3%, 77.3%, 32.5%)
CIE-LAB	lab(41.13, 45.56, 36.59)
CIE-LCH	lch(41.13, 58.43, 38.77°)
OKLab	oklab(50.99% 0.1296 0.0808)
OKLCH	oklch(50.99% 0.153 31.9)
XYZ	xyz(18.8946, 11.9460, 3.2300)
Luminance	0.1194 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3A27 #2799AC

analogous

#AC2757 #AC3A27 #AC7D27

triadic

#AC3A27 #27AC3A #3A27AC

tetradic

#AC3A27 #57AC27 #2799AC #7D27AC

square

#AC3A27 #57AC27 #2799AC #7D27AC

split-complementary

#AC3A27 #27AC7D #2757AC

monochromatic

#481810 #7A291C #AC3A27 #D3533D #DE7F6F

Accessibility & contrast

On white

6.20

#AC3A27 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#AC3A27 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3A27

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3A27	#FFFFFF	#000000	##FFFFFF
##AC3A27	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5124

Deuteranopia (green-blind)

#776A23

Tritanopia (blue-blind)

#BD1A36

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #ac3a27;
/* rgb */ color: rgb(172, 58, 39);
/* oklch */ color: oklch(51.0% 0.153 31.9);

Tailwind

colors: {
  custom: {
    50: '#cd7662',
    500: '#ac3a27',
    950: '#000000',
  },
}

SCSS

$custom: #ac3a27;
$custom-light: #cd7662;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3a27",
  "rgb": {
    "r": 172,
    "g": 58,
    "b": 39
  },
  "hsl": {
    "h": 8.571,
    "s": 63.033,
    "l": 41.373
  },
  "oklch": {
    "l": 0.50988,
    "c": 0.15274,
    "h": 31.9
  },
  "luminance": 0.11943
}

Semantic roles & 50–950 ramp

primary

#AC3A27

secondary

#6AB8C5

accent

#CFE642

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150905

muted

#837B79

Preview Lab

Preview with #AC3A27

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

Preview Lab → · Contrast checker → · Palette generator →