#AC3D2B#AC3D2B

#AC3D2B is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.4% C 0.149 H 31.7°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#AC3D2B
RGB	rgb(172, 61, 43)
HSL	hsl(8, 60%, 42%)
HSV	hsv(8, 75%, 67%)
CMYK	cmyk(0%, 64.5%, 75%, 32.5%)
CIE-LAB	lab(41.67, 44.41, 34.94)
CIE-LCH	lch(41.67, 56.51, 38.20°)
OKLab	oklab(51.41% 0.1268 0.0783)
OKLCH	oklch(51.41% 0.149 31.7)
XYZ	xyz(19.1201, 12.2853, 3.6495)
Luminance	0.1228 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3D2B #2B9AAC

analogous

#AC2B5A #AC3D2B #AC7E2B

triadic

#AC3D2B #2BAC3D #3D2BAC

tetradic

#AC3D2B #5AAC2B #2B9AAC #7E2BAC

square

#AC3D2B #5AAC2B #2B9AAC #7E2BAC

split-complementary

#AC3D2B #2BAC7E #2B5AAC

monochromatic

#4A1A13 #7B2C1F #AC3D2B #D05844 #DC8375

Accessibility & contrast

On white

6.08

#AC3D2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#AC3D2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3D2B

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3D2B	#FFFFFF	#000000	##FFFFFF
##AC3D2B	1.00	6.08	3.46	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5328

Deuteranopia (green-blind)

#786B27

Tritanopia (blue-blind)

#BD2039

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #ac3d2b;
/* rgb */ color: rgb(172, 61, 43);
/* oklch */ color: oklch(51.4% 0.149 31.7);

Tailwind

colors: {
  custom: {
    50: '#cc7865',
    500: '#ac3d2b',
    950: '#000000',
  },
}

SCSS

$custom: #ac3d2b;
$custom-light: #cc7865;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3d2b",
  "rgb": {
    "r": 172,
    "g": 61,
    "b": 43
  },
  "hsl": {
    "h": 8.372,
    "s": 60,
    "l": 42.157
  },
  "oklch": {
    "l": 0.51405,
    "c": 0.14903,
    "h": 31.7
  },
  "luminance": 0.12283
}

Semantic roles & 50–950 ramp

primary

#AC3D2B

secondary

#6FB8C4

accent

#CDE345

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AC3D2B

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

Preview Lab → · Contrast checker → · Palette generator →