#AC2A27#AC2A27

#AC2A27 is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.3% C 0.167 H 26.9°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#AC2A27
RGB	rgb(172, 42, 39)
HSL	hsl(1, 63%, 41%)
HSV	hsv(1, 77%, 67%)
CMYK	cmyk(0%, 75.6%, 77.3%, 32.5%)
CIE-LAB	lab(38.86, 51.79, 34.16)
CIE-LCH	lch(38.86, 62.04, 33.41°)
OKLab	oklab(49.29% 0.1491 0.0755)
OKLCH	oklch(49.29% 0.167 26.9)
XYZ	xyz(18.2096, 10.5759, 3.0016)
Luminance	0.1057 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2A27 #27A9AC

analogous

#AC2767 #AC2A27 #AC6D27

triadic

#AC2A27 #27AC2A #2A27AC

tetradic

#AC2A27 #67AC27 #27A9AC #6D27AC

square

#AC2A27 #67AC27 #27A9AC #6D27AC

split-complementary

#AC2A27 #27AC6D #2767AC

monochromatic

#481210 #7A1E1C #AC2A27 #D3413D #DE726F

Accessibility & contrast

On white

6.74

#AC2A27 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#AC2A27 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2A27

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2A27	#FFFFFF	#000000	##FFFFFF
##AC2A27	1.00	6.74	3.11	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514925

Deuteranopia (green-blind)

#726622

Tritanopia (blue-blind)

#BE002B

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #ac2a27;
/* rgb */ color: rgb(172, 42, 39);
/* oklch */ color: oklch(49.3% 0.167 26.9);

Tailwind

colors: {
  custom: {
    50: '#cd6e62',
    500: '#ac2a27',
    950: '#000000',
  },
}

SCSS

$custom: #ac2a27;
$custom-light: #cd6e62;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2a27",
  "rgb": {
    "r": 172,
    "g": 42,
    "b": 39
  },
  "hsl": {
    "h": 1.353,
    "s": 63.033,
    "l": 41.373
  },
  "oklch": {
    "l": 0.49287,
    "c": 0.16717,
    "h": 26.9
  },
  "luminance": 0.10573
}

Semantic roles & 50–950 ramp

primary

#AC2A27

secondary

#6AC3C5

accent

#E2E642

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150805

muted

#837B79

Preview Lab

Preview with #AC2A27

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

Preview Lab → · Contrast checker → · Palette generator →