#AC2F28#AC2F28

#AC2F28 is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.8% C 0.163 H 27.9°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#AC2F28
RGB	rgb(172, 47, 40)
HSL	hsl(3, 62%, 42%)
HSV	hsv(3, 77%, 67%)
CMYK	cmyk(0%, 72.7%, 76.7%, 32.5%)
CIE-LAB	lab(39.51, 50.04, 34.30)
CIE-LCH	lch(39.51, 60.67, 34.42°)
OKLab	oklab(49.78% 0.1439 0.0761)
OKLCH	oklch(49.78% 0.163 27.9)
XYZ	xyz(18.4149, 10.9597, 3.1529)
Luminance	0.1096 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2F28 #28A5AC

analogous

#AC2863 #AC2F28 #AC7128

triadic

#AC2F28 #28AC2F #2F28AC

tetradic

#AC2F28 #63AC28 #28A5AC #7128AC

square

#AC2F28 #63AC28 #28A5AC #7128AC

split-complementary

#AC2F28 #28AC71 #2863AC

monochromatic

#491411 #7A211C #AC2F28 #D2473F #DE7671

Accessibility & contrast

On white

6.58

#AC2F28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#AC2F28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2F28

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2F28	#FFFFFF	#000000	##FFFFFF
##AC2F28	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544C26

Deuteranopia (green-blind)

#736723

Tritanopia (blue-blind)

#BE002F

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #ac2f28;
/* rgb */ color: rgb(172, 47, 40);
/* oklch */ color: oklch(49.8% 0.163 27.9);

Tailwind

colors: {
  custom: {
    50: '#cd7163',
    500: '#ac2f28',
    950: '#000000',
  },
}

SCSS

$custom: #ac2f28;
$custom-light: #cd7163;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2f28",
  "rgb": {
    "r": 172,
    "g": 47,
    "b": 40
  },
  "hsl": {
    "h": 3.182,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.4978,
    "c": 0.16273,
    "h": 27.9
  },
  "luminance": 0.10957
}

Semantic roles & 50–950 ramp

primary

#AC2F28

secondary

#6BC0C5

accent

#DDE542

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150805

muted

#837B79

Preview Lab

Preview with #AC2F28

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

Preview Lab → · Contrast checker → · Palette generator →