#AC2A24#AC2A24

#AC2A24 is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.3% C 0.168 H 27.9°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#AC2A24
RGB	rgb(172, 42, 36)
HSL	hsl(3, 65%, 41%)
HSV	hsv(3, 79%, 67%)
CMYK	cmyk(0%, 75.6%, 79.1%, 32.5%)
CIE-LAB	lab(38.82, 51.68, 35.84)
CIE-LCH	lch(38.82, 62.89, 34.74°)
OKLab	oklab(49.25% 0.1482 0.0783)
OKLCH	oklch(49.25% 0.168 27.9)
XYZ	xyz(18.1618, 10.5568, 2.7501)
Luminance	0.1055 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2A24 #24A6AC

analogous

#AC2462 #AC2A24 #AC6E24

triadic

#AC2A24 #24AC2A #2A24AC

tetradic

#AC2A24 #62AC24 #24A6AC #6E24AC

square

#AC2A24 #62AC24 #24A6AC #6E24AC

split-complementary

#AC2A24 #24AC6E #2462AC

monochromatic

#47110F #791E19 #AC2A24 #D53F38 #E0706A

Accessibility & contrast

On white

6.75

#AC2A24 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#AC2A24 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2A24

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2A24	#FFFFFF	#000000	##FFFFFF
##AC2A24	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524922

Deuteranopia (green-blind)

#72661E

Tritanopia (blue-blind)

#BE002A

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #ac2a24;
/* rgb */ color: rgb(172, 42, 36);
/* oklch */ color: oklch(49.3% 0.168 27.9);

Tailwind

colors: {
  custom: {
    50: '#ce6e60',
    500: '#ac2a24',
    950: '#000000',
  },
}

SCSS

$custom: #ac2a24;
$custom-light: #ce6e60;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2a24",
  "rgb": {
    "r": 172,
    "g": 42,
    "b": 36
  },
  "hsl": {
    "h": 2.647,
    "s": 65.385,
    "l": 40.784
  },
  "oklch": {
    "l": 0.49252,
    "c": 0.16757,
    "h": 27.9
  },
  "luminance": 0.10554
}

Semantic roles & 50–950 ramp

primary

#AC2A24

secondary

#66C2C6

accent

#E1E83F

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150805

muted

#837B79

Preview Lab

Preview with #AC2A24

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

Preview Lab → · Contrast checker → · Palette generator →