#AC3D39#AC3D39

#AC3D39 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.6% C 0.146 H 25.7°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#AC3D39
RGB	rgb(172, 61, 57)
HSL	hsl(2, 50%, 45%)
HSV	hsv(2, 67%, 67%)
CMYK	cmyk(0%, 64.5%, 66.9%, 32.5%)
CIE-LAB	lab(41.85, 45.13, 26.99)
CIE-LCH	lch(41.85, 52.59, 30.88°)
OKLab	oklab(51.61% 0.1319 0.0634)
OKLCH	oklch(51.61% 0.146 25.7)
XYZ	xyz(19.4225, 12.4062, 5.2420)
Luminance	0.1240 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3D39 #39A8AC

analogous

#AC396F #AC3D39 #AC7739

triadic

#AC3D39 #39AC3D #3D39AC

tetradic

#AC3D39 #6FAC39 #39A8AC #7739AC

square

#AC3D39 #6FAC39 #39A8AC #7739AC

split-complementary

#AC3D39 #39AC77 #396FAC

monochromatic

#501C1B #7E2D2A #AC3D39 #C85E5A #D88B88

Accessibility & contrast

On white

6.03

#AC3D39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#AC3D39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3D39

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3D39	#FFFFFF	#000000	##FFFFFF
##AC3D39	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5438

Deuteranopia (green-blind)

#766C36

Tritanopia (blue-blind)

#BD233D

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #ac3d39;
/* rgb */ color: rgb(172, 61, 57);
/* oklch */ color: oklch(51.6% 0.146 25.7);

Tailwind

colors: {
  custom: {
    50: '#cb786f',
    500: '#ac3d39',
    950: '#000000',
  },
}

SCSS

$custom: #ac3d39;
$custom-light: #cb786f;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3d39",
  "rgb": {
    "r": 172,
    "g": 61,
    "b": 57
  },
  "hsl": {
    "h": 2.087,
    "s": 50.218,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51607,
    "c": 0.14639,
    "h": 25.7
  },
  "luminance": 0.12404
}

Semantic roles & 50–950 ramp

primary

#AC3D39

secondary

#7FBFC2

accent

#D5DA4E

background

#FDF7F6

surface

#FAEEEC

border

#D3C9C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #AC3D39

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

Preview Lab → · Contrast checker → · Palette generator →