#AC252B#AC252B

#AC252B is a mid, vivid red. Relative luminance 0.103; OKLCH L 48.9% C 0.171 H 24.3°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#AC252B
RGB	rgb(172, 37, 43)
HSL	hsl(357, 65%, 41%)
HSV	hsv(357, 78%, 67%)
CMYK	cmyk(0%, 78.5%, 75%, 32.5%)
CIE-LAB	lab(38.32, 53.57, 31.22)
CIE-LCH	lch(38.32, 62.01, 30.23°)
OKLab	oklab(48.91% 0.1557 0.0702)
OKLCH	oklch(48.91% 0.171 24.3)
XYZ	xyz(18.1130, 10.2711, 3.3138)
Luminance	0.1027 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC252B #25ACA6

analogous

#AC256E #AC252B #AC6225

triadic

#AC252B #2BAC25 #252BAC

tetradic

#AC252B #6EAC25 #25ACA6 #6225AC

square

#AC252B #6EAC25 #25ACA6 #6225AC

split-complementary

#AC252B #25AC62 #256EAC

monochromatic

#470F12 #7A1A1E #AC252B #D53A41 #DF6C71

Accessibility & contrast

On white

6.88

#AC252B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#AC252B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC252B

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC252B	#FFFFFF	#000000	##FFFFFF
##AC252B	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F482A

Deuteranopia (green-blind)

#706526

Tritanopia (blue-blind)

#BE0029

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #ac252b;
/* rgb */ color: rgb(172, 37, 43);
/* oklch */ color: oklch(48.9% 0.171 24.3);

Tailwind

colors: {
  custom: {
    50: '#cd6c64',
    500: '#ac252b',
    950: '#000000',
  },
}

SCSS

$custom: #ac252b;
$custom-light: #cd6c64;
$custom-dark: #000000;

JSON

{
  "hex": "#ac252b",
  "rgb": {
    "r": 172,
    "g": 37,
    "b": 43
  },
  "hsl": {
    "h": 357.333,
    "s": 64.593,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48907,
    "c": 0.17073,
    "h": 24.3
  },
  "luminance": 0.10268
}

Semantic roles & 50–950 ramp

primary

#AC252B

secondary

#67C6C1

accent

#E8E040

background

#FDF6F6

surface

#FBECEB

border

#D4C7C6

text

#150805

muted

#837B7A

Preview Lab

Preview with #AC252B

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

Preview Lab → · Contrast checker → · Palette generator →