#AC3E36#AC3E36

#AC3E36 is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.7% C 0.146 H 27.5°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#AC3E36
RGB	rgb(172, 62, 54)
HSL	hsl(4, 52%, 44%)
HSV	hsv(4, 69%, 67%)
CMYK	cmyk(0%, 64%, 68.6%, 32.5%)
CIE-LAB	lab(41.98, 44.51, 28.93)
CIE-LCH	lch(41.98, 53.09, 33.02°)
OKLab	oklab(51.69% 0.1294 0.0673)
OKLCH	oklch(51.69% 0.146 27.5)
XYZ	xyz(19.4037, 12.4849, 4.8774)
Luminance	0.1248 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3E36 #36A4AC

analogous

#AC3669 #AC3E36 #AC7936

triadic

#AC3E36 #36AC3E #3E36AC

tetradic

#AC3E36 #69AC36 #36A4AC #7936AC

square

#AC3E36 #69AC36 #36A4AC #7936AC

split-complementary

#AC3E36 #36AC79 #3669AC

monochromatic

#4F1C19 #7D2D27 #AC3E36 #CA5D55 #D88A84

Accessibility & contrast

On white

6.01

#AC3E36 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#AC3E36 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3E36

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3E36	#FFFFFF	#000000	##FFFFFF
##AC3E36	1.00	6.01	3.50	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5434

Deuteranopia (green-blind)

#776C33

Tritanopia (blue-blind)

#BD243D

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #ac3e36;
/* rgb */ color: rgb(172, 62, 54);
/* oklch */ color: oklch(51.7% 0.146 27.5);

Tailwind

colors: {
  custom: {
    50: '#cc796d',
    500: '#ac3e36',
    950: '#000000',
  },
}

SCSS

$custom: #ac3e36;
$custom-light: #cc796d;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3e36",
  "rgb": {
    "r": 172,
    "g": 62,
    "b": 54
  },
  "hsl": {
    "h": 4.068,
    "s": 52.212,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51685,
    "c": 0.14583,
    "h": 27.5
  },
  "luminance": 0.12482
}

Semantic roles & 50–950 ramp

primary

#AC3E36

secondary

#7CBDC2

accent

#D2DC4C

background

#FDF7F6

surface

#FAEEEB

border

#D3C9C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #AC3E36

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

Preview Lab → · Contrast checker → · Palette generator →