#AC3E33#AC3E33

#AC3E33 is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.6% C 0.146 H 28.8°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#AC3E33
RGB	rgb(172, 62, 51)
HSL	hsl(5, 54%, 44%)
HSV	hsv(5, 70%, 67%)
CMYK	cmyk(0%, 64%, 70.3%, 32.5%)
CIE-LAB	lab(41.93, 44.35, 30.65)
CIE-LCH	lch(41.93, 53.91, 34.65°)
OKLab	oklab(51.64% 0.1283 0.0706)
OKLCH	oklch(51.64% 0.146 28.8)
XYZ	xyz(19.3354, 12.4576, 4.5177)
Luminance	0.1245 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3E33 #33A1AC

analogous

#AC3364 #AC3E33 #AC7A33

triadic

#AC3E33 #33AC3E #3E33AC

tetradic

#AC3E33 #64AC33 #33A1AC #7A33AC

square

#AC3E33 #64AC33 #33A1AC #7A33AC

split-complementary

#AC3E33 #33AC7A #3364AC

monochromatic

#4E1C17 #7D2D25 #AC3E33 #CB5C51 #D98880

Accessibility & contrast

On white

6.02

#AC3E33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#AC3E33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3E33

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3E33	#FFFFFF	#000000	##FFFFFF
##AC3E33	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5431

Deuteranopia (green-blind)

#776C30

Tritanopia (blue-blind)

#BD243C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #ac3e33;
/* rgb */ color: rgb(172, 62, 51);
/* oklch */ color: oklch(51.6% 0.146 28.8);

Tailwind

colors: {
  custom: {
    50: '#cc786b',
    500: '#ac3e33',
    950: '#000000',
  },
}

SCSS

$custom: #ac3e33;
$custom-light: #cc786b;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3e33",
  "rgb": {
    "r": 172,
    "g": 62,
    "b": 51
  },
  "hsl": {
    "h": 5.455,
    "s": 54.26,
    "l": 43.725
  },
  "oklch": {
    "l": 0.51639,
    "c": 0.14638,
    "h": 28.8
  },
  "luminance": 0.12455
}

Semantic roles & 50–950 ramp

primary

#AC3E33

secondary

#78BCC2

accent

#D0DE4A

background

#FDF7F6

surface

#FAEEEB

border

#D3C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AC3E33

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

Preview Lab → · Contrast checker → · Palette generator →