#AC2939#AC2939

#AC2939 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.5% C 0.166 H 19.5°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#AC2939
RGB	rgb(172, 41, 57)
HSL	hsl(353, 62%, 42%)
HSV	hsv(353, 76%, 67%)
CMYK	cmyk(0%, 76.2%, 66.9%, 32.5%)
CIE-LAB	lab(38.99, 52.97, 23.43)
CIE-LCH	lch(38.99, 57.92, 23.86°)
OKLab	oklab(49.47% 0.1568 0.0554)
OKLCH	oklch(49.47% 0.166 19.5)
XYZ	xyz(18.5467, 10.6547, 4.9501)
Luminance	0.1065 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2939 #29AC9C

analogous

#AC297B #AC2939 #AC5B29

triadic

#AC2939 #39AC29 #2939AC

tetradic

#AC2939 #7BAC29 #29AC9C #5B29AC

square

#AC2939 #7BAC29 #29AC9C #5B29AC

split-complementary

#AC2939 #29AC5B #297BAC

monochromatic

#491118 #7B1D29 #AC2939 #D24152 #DD727F

Accessibility & contrast

On white

6.71

#AC2939 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#AC2939 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2939

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2939	#FFFFFF	#000000	##FFFFFF
##AC2939	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)

#4F4A39

Deuteranopia (green-blind)

#706635

Tritanopia (blue-blind)

#BD0030

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #ac2939;
/* rgb */ color: rgb(172, 41, 57);
/* oklch */ color: oklch(49.5% 0.166 19.5);

Tailwind

colors: {
  custom: {
    50: '#cc6e6f',
    500: '#ac2939',
    950: '#000000',
  },
}

SCSS

$custom: #ac2939;
$custom-light: #cc6e6f;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2939",
  "rgb": {
    "r": 172,
    "g": 41,
    "b": 57
  },
  "hsl": {
    "h": 352.672,
    "s": 61.502,
    "l": 41.765
  },
  "oklch": {
    "l": 0.49471,
    "c": 0.16635,
    "h": 19.5
  },
  "luminance": 0.10652
}

Semantic roles & 50–950 ramp

primary

#AC2939

secondary

#6CC5BA

accent

#E5D143

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #AC2939

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

Preview Lab → · Contrast checker → · Palette generator →