#AC3F34#AC3F34

#AC3F34 is a mid, vivid red. Relative luminance 0.126; OKLCH L 51.8% C 0.145 H 28.8°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#AC3F34
RGB	rgb(172, 63, 52)
HSL	hsl(6, 54%, 44%)
HSV	hsv(6, 70%, 67%)
CMYK	cmyk(0%, 63.4%, 69.8%, 32.5%)
CIE-LAB	lab(42.12, 43.95, 30.28)
CIE-LCH	lch(42.12, 53.37, 34.57°)
OKLab	oklab(51.78% 0.1272 0.0699)
OKLCH	oklch(51.78% 0.145 28.8)
XYZ	xyz(19.4126, 12.5763, 4.6534)
Luminance	0.1257 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3F34 #34A1AC

analogous

#AC3465 #AC3F34 #AC7B34

triadic

#AC3F34 #34AC3F #3F34AC

tetradic

#AC3F34 #65AC34 #34A1AC #7B34AC

square

#AC3F34 #65AC34 #34A1AC #7B34AC

split-complementary

#AC3F34 #34AC7B #3465AC

monochromatic

#4E1D18 #7D2E26 #AC3F34 #CB5D52 #D98981

Accessibility & contrast

On white

5.97

#AC3F34 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#AC3F34 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3F34

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3F34	#FFFFFF	#000000	##FFFFFF
##AC3F34	1.00	5.97	3.51	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5432

Deuteranopia (green-blind)

#786C31

Tritanopia (blue-blind)

#BD263D

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #ac3f34;
/* rgb */ color: rgb(172, 63, 52);
/* oklch */ color: oklch(51.8% 0.145 28.8);

Tailwind

colors: {
  custom: {
    50: '#cc796c',
    500: '#ac3f34',
    950: '#000000',
  },
}

SCSS

$custom: #ac3f34;
$custom-light: #cc796c;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3f34",
  "rgb": {
    "r": 172,
    "g": 63,
    "b": 52
  },
  "hsl": {
    "h": 5.5,
    "s": 53.571,
    "l": 43.922
  },
  "oklch": {
    "l": 0.51782,
    "c": 0.14515,
    "h": 28.8
  },
  "luminance": 0.12574
}

Semantic roles & 50–950 ramp

primary

#AC3F34

secondary

#79BCC2

accent

#D0DD4B

background

#FDF7F6

surface

#FAEEEB

border

#D3C9C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #AC3F34

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

Preview Lab → · Contrast checker → · Palette generator →