#AC2923#AC2923

#AC2923 is a mid, vivid red. Relative luminance 0.105; OKLCH L 49.1% C 0.169 H 27.9°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#AC2923
RGB	rgb(172, 41, 35)
HSL	hsl(3, 66%, 41%)
HSV	hsv(3, 80%, 67%)
CMYK	cmyk(0%, 76.2%, 79.7%, 32.5%)
CIE-LAB	lab(38.69, 51.98, 36.27)
CIE-LCH	lch(38.69, 63.39, 34.90°)
OKLab	oklab(49.15% 0.1489 0.0789)
OKLCH	oklch(49.15% 0.169 27.9)
XYZ	xyz(18.1117, 10.4807, 2.6591)
Luminance	0.1048 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2923 #23A6AC

analogous

#AC2361 #AC2923 #AC6E23

triadic

#AC2923 #23AC29 #2923AC

tetradic

#AC2923 #61AC23 #23A6AC #6E23AC

square

#AC2923 #61AC23 #23A6AC #6E23AC

split-complementary

#AC2923 #23AC6E #2361AC

monochromatic

#46110E #791D19 #AC2923 #D63D36 #E06E69

Accessibility & contrast

On white

6.78

#AC2923 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#AC2923 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2923

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2923	#FFFFFF	#000000	##FFFFFF
##AC2923	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514921

Deuteranopia (green-blind)

#72651D

Tritanopia (blue-blind)

#BE0029

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #ac2923;
/* rgb */ color: rgb(172, 41, 35);
/* oklch */ color: oklch(49.1% 0.169 27.9);

Tailwind

colors: {
  custom: {
    50: '#ce6e5f',
    500: '#ac2923',
    950: '#000000',
  },
}

SCSS

$custom: #ac2923;
$custom-light: #ce6e5f;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2923",
  "rgb": {
    "r": 172,
    "g": 41,
    "b": 35
  },
  "hsl": {
    "h": 2.628,
    "s": 66.184,
    "l": 40.588
  },
  "oklch": {
    "l": 0.4915,
    "c": 0.16852,
    "h": 27.9
  },
  "luminance": 0.10478
}

Semantic roles & 50–950 ramp

primary

#AC2923

secondary

#64C2C6

accent

#E2E93F

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #AC2923

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

Preview Lab → · Contrast checker → · Palette generator →