#AC2C22#AC2C22

#AC2C22 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.4% C 0.166 H 29.0°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#AC2C22
RGB	rgb(172, 44, 34)
HSL	hsl(4, 67%, 40%)
HSV	hsv(4, 80%, 67%)
CMYK	cmyk(0%, 74.4%, 80.2%, 32.5%)
CIE-LAB	lab(39.05, 50.91, 37.20)
CIE-LCH	lch(39.05, 63.05, 36.15°)
OKLab	oklab(49.42% 0.1453 0.0806)
OKLCH	oklch(49.42% 0.166 29)
XYZ	xyz(18.2048, 10.6904, 2.6179)
Luminance	0.1069 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2C22 #22A2AC

analogous

#AC225D #AC2C22 #AC7122

triadic

#AC2C22 #22AC2C #2C22AC

tetradic

#AC2C22 #5DAC22 #22A2AC #7122AC

square

#AC2C22 #5DAC22 #22A2AC #7122AC

split-complementary

#AC2C22 #22AC71 #225DAC

monochromatic

#46120E #791F18 #AC2C22 #D74034 #E17067

Accessibility & contrast

On white

6.69

#AC2C22 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#AC2C22 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2C22

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2C22	#FFFFFF	#000000	##FFFFFF
##AC2C22	1.00	6.69	3.14	6.69
#FFFFFF	6.69	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534A1F

Deuteranopia (green-blind)

#72661C

Tritanopia (blue-blind)

#BE002B

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #ac2c22;
/* rgb */ color: rgb(172, 44, 34);
/* oklch */ color: oklch(49.4% 0.166 29.0);

Tailwind

colors: {
  custom: {
    50: '#ce6f5e',
    500: '#ac2c22',
    950: '#000000',
  },
}

SCSS

$custom: #ac2c22;
$custom-light: #ce6f5e;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2c22",
  "rgb": {
    "r": 172,
    "g": 44,
    "b": 34
  },
  "hsl": {
    "h": 4.348,
    "s": 66.99,
    "l": 40.392
  },
  "oklch": {
    "l": 0.49417,
    "c": 0.1662,
    "h": 29
  },
  "luminance": 0.10688
}

Semantic roles & 50–950 ramp

primary

#AC2C22

secondary

#63BFC7

accent

#DDEA3E

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #AC2C22

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

Preview Lab → · Contrast checker → · Palette generator →