#AC2A25#AC2A25

#AC2A25 is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.3% C 0.167 H 27.5°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#AC2A25
RGB	rgb(172, 42, 37)
HSL	hsl(2, 65%, 41%)
HSV	hsv(2, 78%, 67%)
CMYK	cmyk(0%, 75.6%, 78.5%, 32.5%)
CIE-LAB	lab(38.83, 51.72, 35.29)
CIE-LCH	lch(38.83, 62.61, 34.31°)
OKLab	oklab(49.26% 0.1485 0.0774)
OKLCH	oklch(49.26% 0.167 27.5)
XYZ	xyz(18.1773, 10.5630, 2.8317)
Luminance	0.1056 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2A25 #25A7AC

analogous

#AC2563 #AC2A25 #AC6D25

triadic

#AC2A25 #25AC2A #2A25AC

tetradic

#AC2A25 #63AC25 #25A7AC #6D25AC

square

#AC2A25 #63AC25 #25A7AC #6D25AC

split-complementary

#AC2A25 #25AC6D #2563AC

monochromatic

#47110F #7A1E1A #AC2A25 #D53F3A #DF706C

Accessibility & contrast

On white

6.75

#AC2A25 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#AC2A25 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2A25

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2A25	#FFFFFF	#000000	##FFFFFF
##AC2A25	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)

#524923

Deuteranopia (green-blind)

#72661F

Tritanopia (blue-blind)

#BE002A

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #ac2a25;
/* rgb */ color: rgb(172, 42, 37);
/* oklch */ color: oklch(49.3% 0.167 27.5);

Tailwind

colors: {
  custom: {
    50: '#ce6e60',
    500: '#ac2a25',
    950: '#000000',
  },
}

SCSS

$custom: #ac2a25;
$custom-light: #ce6e60;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2a25",
  "rgb": {
    "r": 172,
    "g": 42,
    "b": 37
  },
  "hsl": {
    "h": 2.222,
    "s": 64.593,
    "l": 40.98
  },
  "oklch": {
    "l": 0.49263,
    "c": 0.16743,
    "h": 27.5
  },
  "luminance": 0.1056
}

Semantic roles & 50–950 ramp

primary

#AC2A25

secondary

#67C2C6

accent

#E1E840

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150805

muted

#837B79

Preview Lab

Preview with #AC2A25

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

Preview Lab → · Contrast checker → · Palette generator →