#AC2323#AC2323

#AC2323 is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.6% C 0.173 H 26.6°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#AC2323
RGB	rgb(172, 35, 35)
HSL	hsl(0, 66%, 41%)
HSV	hsv(0, 80%, 67%)
CMYK	cmyk(0%, 79.7%, 79.7%, 32.5%)
CIE-LAB	lab(38.02, 53.88, 35.57)
CIE-LCH	lch(38.02, 64.56, 33.44°)
OKLab	oklab(48.65% 0.1549 0.0774)
OKLCH	oklch(48.65% 0.173 26.6)
XYZ	xyz(17.9198, 10.0970, 2.5951)
Luminance	0.1009 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2323 #23ACAC

analogous

#AC2367 #AC2323 #AC6723

triadic

#AC2323 #23AC23 #2323AC

tetradic

#AC2323 #67AC23 #23ACAC #6723AC

square

#AC2323 #67AC23 #23ACAC #6723AC

split-complementary

#AC2323 #23AC67 #2367AC

monochromatic

#460E0E #791919 #AC2323 #D63636 #E06969

Accessibility & contrast

On white

6.96

#AC2323 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#AC2323 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2323

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2323	#FFFFFF	#000000	##FFFFFF
##AC2323	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4621

Deuteranopia (green-blind)

#70641D

Tritanopia (blue-blind)

#BE0025

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #ac2323;
/* rgb */ color: rgb(172, 35, 35);
/* oklch */ color: oklch(48.6% 0.173 26.6);

Tailwind

colors: {
  custom: {
    50: '#ce6b5f',
    500: '#ac2323',
    950: '#000000',
  },
}

SCSS

$custom: #ac2323;
$custom-light: #ce6b5f;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2323",
  "rgb": {
    "r": 172,
    "g": 35,
    "b": 35
  },
  "hsl": {
    "h": 0,
    "s": 66.184,
    "l": 40.588
  },
  "oklch": {
    "l": 0.48648,
    "c": 0.17313,
    "h": 26.6
  },
  "luminance": 0.10094
}

Semantic roles & 50–950 ramp

primary

#AC2323

secondary

#64C6C6

accent

#E9E93F

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#160704

muted

#847A79

Preview Lab

Preview with #AC2323

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

Preview Lab → · Contrast checker → · Palette generator →