#AC3B34#AC3B34

#AC3B34 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.3% C 0.149 H 27.2°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#AC3B34
RGB	rgb(172, 59, 52)
HSL	hsl(4, 54%, 44%)
HSV	hsv(4, 70%, 67%)
CMYK	cmyk(0%, 65.7%, 69.8%, 32.5%)
CIE-LAB	lab(41.45, 45.73, 29.49)
CIE-LCH	lch(41.45, 54.42, 32.81°)
OKLab	oklab(51.28% 0.1328 0.0682)
OKLCH	oklch(51.28% 0.149 27.2)
XYZ	xyz(19.1991, 12.1492, 4.5822)
Luminance	0.1215 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3B34 #34A5AC

analogous

#AC3469 #AC3B34 #AC7734

triadic

#AC3B34 #34AC3B #3B34AC

tetradic

#AC3B34 #69AC34 #34A5AC #7734AC

square

#AC3B34 #69AC34 #34A5AC #7734AC

split-complementary

#AC3B34 #34AC77 #3469AC

monochromatic

#4E1B18 #7D2B26 #AC3B34 #CB5952 #D98681

Accessibility & contrast

On white

6.12

#AC3B34 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#AC3B34 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3B34

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3B34	#FFFFFF	#000000	##FFFFFF
##AC3B34	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5232

Deuteranopia (green-blind)

#766B31

Tritanopia (blue-blind)

#BD1F3A

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #ac3b34;
/* rgb */ color: rgb(172, 59, 52);
/* oklch */ color: oklch(51.3% 0.149 27.2);

Tailwind

colors: {
  custom: {
    50: '#cc776c',
    500: '#ac3b34',
    950: '#000000',
  },
}

SCSS

$custom: #ac3b34;
$custom-light: #cc776c;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3b34",
  "rgb": {
    "r": 172,
    "g": 59,
    "b": 52
  },
  "hsl": {
    "h": 3.5,
    "s": 53.571,
    "l": 43.922
  },
  "oklch": {
    "l": 0.51282,
    "c": 0.14929,
    "h": 27.2
  },
  "luminance": 0.12147
}

Semantic roles & 50–950 ramp

primary

#AC3B34

secondary

#79BEC2

accent

#D4DD4B

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #AC3B34

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

Preview Lab → · Contrast checker → · Palette generator →