#AC3338#AC3338

#AC3338 is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.4% C 0.157 H 22.6°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#AC3338
RGB	rgb(172, 51, 56)
HSL	hsl(358, 54%, 44%)
HSV	hsv(358, 70%, 67%)
CMYK	cmyk(0%, 70.3%, 67.4%, 32.5%)
CIE-LAB	lab(40.29, 49.28, 25.67)
CIE-LCH	lch(40.29, 55.56, 27.52°)
OKLab	oklab(50.43% 0.1449 0.0603)
OKLCH	oklch(50.43% 0.157 22.6)
XYZ	xyz(18.9129, 11.4266, 4.9503)
Luminance	0.1142 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3338 #33ACA7

analogous

#AC3374 #AC3338 #AC6A33

triadic

#AC3338 #38AC33 #3338AC

tetradic

#AC3338 #74AC33 #33ACA7 #6A33AC

square

#AC3338 #74AC33 #33ACA7 #6A33AC

split-complementary

#AC3338 #33AC6A #3374AC

monochromatic

#4E1719 #7D2529 #AC3338 #CB5156 #D98084

Accessibility & contrast

On white

6.39

#AC3338 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#AC3338 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3338

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3338	#FFFFFF	#000000	##FFFFFF
##AC3338	1.00	6.39	3.28	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544F37

Deuteranopia (green-blind)

#736834

Tritanopia (blue-blind)

#BD0E36

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #ac3338;
/* rgb */ color: rgb(172, 51, 56);
/* oklch */ color: oklch(50.4% 0.157 22.6);

Tailwind

colors: {
  custom: {
    50: '#cc736e',
    500: '#ac3338',
    950: '#000000',
  },
}

SCSS

$custom: #ac3338;
$custom-light: #cc736e;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3338",
  "rgb": {
    "r": 172,
    "g": 51,
    "b": 56
  },
  "hsl": {
    "h": 357.521,
    "s": 54.26,
    "l": 43.725
  },
  "oklch": {
    "l": 0.50431,
    "c": 0.15691,
    "h": 22.6
  },
  "luminance": 0.11424
}

Semantic roles & 50–950 ramp

primary

#AC3338

secondary

#78C2BF

accent

#DED84A

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #AC3338

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

Preview Lab → · Contrast checker → · Palette generator →