#AC2B29#AC2B29

#AC2B29 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.4% C 0.166 H 26.4°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#AC2B29
RGB	rgb(172, 43, 41)
HSL	hsl(1, 62%, 42%)
HSV	hsv(1, 76%, 67%)
CMYK	cmyk(0%, 75%, 76.2%, 32.5%)
CIE-LAB	lab(39.00, 51.52, 33.16)
CIE-LCH	lch(39.00, 61.27, 32.77°)
OKLab	oklab(49.4% 0.1487 0.0739)
OKLCH	oklch(49.4% 0.166 26.4)
XYZ	xyz(18.2795, 10.6613, 3.1927)
Luminance	0.1066 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2B29 #29AAAC

analogous

#AC2969 #AC2B29 #AC6D29

triadic

#AC2B29 #29AC2B #2B29AC

tetradic

#AC2B29 #69AC29 #29AAAC #6D29AC

square

#AC2B29 #69AC29 #29AAAC #6D29AC

split-complementary

#AC2B29 #29AC6D #2969AC

monochromatic

#491211 #7B1F1D #AC2B29 #D24341 #DD7472

Accessibility & contrast

On white

6.71

#AC2B29 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#AC2B29 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2B29

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2B29	#FFFFFF	#000000	##FFFFFF
##AC2B29	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524A27

Deuteranopia (green-blind)

#726624

Tritanopia (blue-blind)

#BE002C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #ac2b29;
/* rgb */ color: rgb(172, 43, 41);
/* oklch */ color: oklch(49.4% 0.166 26.4);

Tailwind

colors: {
  custom: {
    50: '#cd6f63',
    500: '#ac2b29',
    950: '#000000',
  },
}

SCSS

$custom: #ac2b29;
$custom-light: #cd6f63;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2b29",
  "rgb": {
    "r": 172,
    "g": 43,
    "b": 41
  },
  "hsl": {
    "h": 0.916,
    "s": 61.502,
    "l": 41.765
  },
  "oklch": {
    "l": 0.49404,
    "c": 0.16606,
    "h": 26.4
  },
  "luminance": 0.10659
}

Semantic roles & 50–950 ramp

primary

#AC2B29

secondary

#6CC3C5

accent

#E2E543

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150805

muted

#837B79

Preview Lab

Preview with #AC2B29

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

Preview Lab → · Contrast checker → · Palette generator →