#AC2A2B#AC2A2B

#AC2A2B is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.3% C 0.167 H 25.4°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#AC2A2B
RGB	rgb(172, 42, 43)
HSL	hsl(360, 61%, 42%)
HSV	hsv(360, 76%, 67%)
CMYK	cmyk(0%, 75.6%, 75%, 32.5%)
CIE-LAB	lab(38.91, 51.95, 31.87)
CIE-LCH	lch(38.91, 60.95, 31.53°)
OKLab	oklab(49.34% 0.1505 0.0716)
OKLCH	oklch(49.34% 0.167 25.4)
XYZ	xyz(18.2794, 10.6038, 3.3693)
Luminance	0.1060 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2A2B #2AACAB

analogous

#AC2A6C #AC2A2B #AC6A2A

triadic

#AC2A2B #2BAC2A #2A2BAC

tetradic

#AC2A2B #6CAC2A #2AACAB #6A2AAC

square

#AC2A2B #6CAC2A #2AACAB #6A2AAC

split-complementary

#AC2A2B #2AAC6A #2A6CAC

monochromatic

#4A1212 #7B1E1F #AC2A2B #D14243 #DD7374

Accessibility & contrast

On white

6.73

#AC2A2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#AC2A2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2A2B

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2A2B	#FFFFFF	#000000	##FFFFFF
##AC2A2B	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)

#514A2A

Deuteranopia (green-blind)

#716626

Tritanopia (blue-blind)

#BD002C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #ac2a2b;
/* rgb */ color: rgb(172, 42, 43);
/* oklch */ color: oklch(49.3% 0.167 25.4);

Tailwind

colors: {
  custom: {
    50: '#cd6e64',
    500: '#ac2a2b',
    950: '#000000',
  },
}

SCSS

$custom: #ac2a2b;
$custom-light: #cd6e64;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2a2b",
  "rgb": {
    "r": 172,
    "g": 42,
    "b": 43
  },
  "hsl": {
    "h": 359.538,
    "s": 60.748,
    "l": 41.961
  },
  "oklch": {
    "l": 0.49338,
    "c": 0.16667,
    "h": 25.4
  },
  "luminance": 0.10601
}

Semantic roles & 50–950 ramp

primary

#AC2A2B

secondary

#6DC4C4

accent

#E4E344

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150805

muted

#837B7A

Preview Lab

Preview with #AC2A2B

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

Preview Lab → · Contrast checker → · Palette generator →