#AC2D28#AC2D28

#AC2D28 is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.6% C 0.164 H 27.3°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#AC2D28
RGB	rgb(172, 45, 40)
HSL	hsl(2, 62%, 42%)
HSV	hsv(2, 77%, 67%)
CMYK	cmyk(0%, 73.8%, 76.7%, 32.5%)
CIE-LAB	lab(39.25, 50.78, 34.01)
CIE-LCH	lch(39.25, 61.11, 33.81°)
OKLab	oklab(49.58% 0.1462 0.0755)
OKLCH	oklch(49.58% 0.164 27.3)
XYZ	xyz(18.3368, 10.8035, 3.1268)
Luminance	0.1080 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2D28 #28A7AC

analogous

#AC2865 #AC2D28 #AC6F28

triadic

#AC2D28 #28AC2D #2D28AC

tetradic

#AC2D28 #65AC28 #28A7AC #6F28AC

square

#AC2D28 #65AC28 #28A7AC #6F28AC

split-complementary

#AC2D28 #28AC6F #2865AC

monochromatic

#491311 #7A201C #AC2D28 #D2443F #DE7571

Accessibility & contrast

On white

6.65

#AC2D28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#AC2D28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2D28

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2D28	#FFFFFF	#000000	##FFFFFF
##AC2D28	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534B26

Deuteranopia (green-blind)

#726623

Tritanopia (blue-blind)

#BE002D

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #ac2d28;
/* rgb */ color: rgb(172, 45, 40);
/* oklch */ color: oklch(49.6% 0.164 27.3);

Tailwind

colors: {
  custom: {
    50: '#cd7062',
    500: '#ac2d28',
    950: '#000000',
  },
}

SCSS

$custom: #ac2d28;
$custom-light: #cd7062;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2d28",
  "rgb": {
    "r": 172,
    "g": 45,
    "b": 40
  },
  "hsl": {
    "h": 2.273,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.49582,
    "c": 0.16449,
    "h": 27.3
  },
  "luminance": 0.10801
}

Semantic roles & 50–950 ramp

primary

#AC2D28

secondary

#6BC1C5

accent

#DFE542

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150805

muted

#837B79

Preview Lab

Preview with #AC2D28

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

Preview Lab → · Contrast checker → · Palette generator →