#AC2A2A#AC2A2A

#AC2A2A is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.3% C 0.167 H 25.8°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#AC2A2A
RGB	rgb(172, 42, 42)
HSL	hsl(0, 61%, 42%)
HSV	hsv(0, 76%, 67%)
CMYK	cmyk(0%, 75.6%, 75.6%, 32.5%)
CIE-LAB	lab(38.89, 51.91, 32.45)
CIE-LCH	lch(38.89, 61.22, 32.01°)
OKLab	oklab(49.33% 0.1502 0.0726)
OKLCH	oklch(49.33% 0.167 25.8)
XYZ	xyz(18.2613, 10.5966, 3.2738)
Luminance	0.1059 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2A2A #2AACAC

analogous

#AC2A6B #AC2A2A #AC6B2A

triadic

#AC2A2A #2AAC2A #2A2AAC

tetradic

#AC2A2A #6BAC2A #2AACAC #6B2AAC

square

#AC2A2A #6BAC2A #2AACAC #6B2AAC

split-complementary

#AC2A2A #2AAC6B #2A6BAC

monochromatic

#4A1212 #7B1E1E #AC2A2A #D14242 #DD7373

Accessibility & contrast

On white

6.73

#AC2A2A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#AC2A2A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2A2A

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2A2A	#FFFFFF	#000000	##FFFFFF
##AC2A2A	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514A28

Deuteranopia (green-blind)

#716625

Tritanopia (blue-blind)

#BE002C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #ac2a2a;
/* rgb */ color: rgb(172, 42, 42);
/* oklch */ color: oklch(49.3% 0.167 25.8);

Tailwind

colors: {
  custom: {
    50: '#cd6e64',
    500: '#ac2a2a',
    950: '#000000',
  },
}

SCSS

$custom: #ac2a2a;
$custom-light: #cd6e64;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2a2a",
  "rgb": {
    "r": 172,
    "g": 42,
    "b": 42
  },
  "hsl": {
    "h": 0,
    "s": 60.748,
    "l": 41.961
  },
  "oklch": {
    "l": 0.49325,
    "c": 0.16679,
    "h": 25.8
  },
  "luminance": 0.10594
}

Semantic roles & 50–950 ramp

primary

#AC2A2A

secondary

#6DC4C4

accent

#E4E444

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150805

muted

#837B7A

Preview Lab

Preview with #AC2A2A

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

Preview Lab → · Contrast checker → · Palette generator →