#AC2424#AC2424

#AC2424 is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.7% C 0.172 H 26.5°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#AC2424
RGB	rgb(172, 36, 36)
HSL	hsl(0, 65%, 41%)
HSV	hsv(0, 79%, 67%)
CMYK	cmyk(0%, 79.1%, 79.1%, 32.5%)
CIE-LAB	lab(38.13, 53.61, 35.12)
CIE-LCH	lch(38.13, 64.09, 33.23°)
OKLab	oklab(48.74% 0.1542 0.0767)
OKLCH	oklch(48.74% 0.172 26.5)
XYZ	xyz(17.9647, 10.1627, 2.6844)
Luminance	0.1016 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2424 #24ACAC

analogous

#AC2468 #AC2424 #AC6824

triadic

#AC2424 #24AC24 #2424AC

tetradic

#AC2424 #68AC24 #24ACAC #6824AC

square

#AC2424 #68AC24 #24ACAC #6824AC

split-complementary

#AC2424 #24AC68 #2468AC

monochromatic

#470F0F #791919 #AC2424 #D53838 #E06A6A

Accessibility & contrast

On white

6.93

#AC2424 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#AC2424 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2424

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2424	#FFFFFF	#000000	##FFFFFF
##AC2424	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4722

Deuteranopia (green-blind)

#70641E

Tritanopia (blue-blind)

#BE0026

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #ac2424;
/* rgb */ color: rgb(172, 36, 36);
/* oklch */ color: oklch(48.7% 0.172 26.5);

Tailwind

colors: {
  custom: {
    50: '#ce6c5f',
    500: '#ac2424',
    950: '#000000',
  },
}

SCSS

$custom: #ac2424;
$custom-light: #ce6c5f;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2424",
  "rgb": {
    "r": 172,
    "g": 36,
    "b": 36
  },
  "hsl": {
    "h": 0,
    "s": 65.385,
    "l": 40.784
  },
  "oklch": {
    "l": 0.48738,
    "c": 0.17228,
    "h": 26.5
  },
  "luminance": 0.1016
}

Semantic roles & 50–950 ramp

primary

#AC2424

secondary

#66C6C6

accent

#E8E83F

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150804

muted

#837B79

Preview Lab

Preview with #AC2424

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

Preview Lab → · Contrast checker → · Palette generator →