#AC321D#AC321D

#AC321D is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.0% C 0.162 H 32.2°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#AC321D
RGB	rgb(172, 50, 29)
HSL	hsl(9, 71%, 39%)
HSV	hsv(9, 83%, 67%)
CMYK	cmyk(0%, 70.9%, 83.1%, 32.5%)
CIE-LAB	lab(39.82, 48.52, 40.60)
CIE-LCH	lch(39.82, 63.26, 39.92°)
OKLab	oklab(49.98% 0.1369 0.0864)
OKLCH	oklch(49.98% 0.162 32.2)
XYZ	xyz(18.3778, 11.1434, 2.3454)
Luminance	0.1114 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC321D #1D97AC

analogous

#AC1D50 #AC321D #AC7A1D

triadic

#AC321D #1DAC32 #321DAC

tetradic

#AC321D #50AC1D #1D97AC #7A1DAC

square

#AC321D #50AC1D #1D97AC #7A1DAC

split-complementary

#AC321D #1DAC7A #1D50AC

monochromatic

#43140B #782314 #AC321D #DB452B #E4735F

Accessibility & contrast

On white

6.51

#AC321D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#AC321D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC321D

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC321D	#FFFFFF	#000000	##FFFFFF
##AC321D	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564D19

Deuteranopia (green-blind)

#746817

Tritanopia (blue-blind)

#BE002E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #ac321d;
/* rgb */ color: rgb(172, 50, 29);
/* oklch */ color: oklch(50.0% 0.162 32.2);

Tailwind

colors: {
  custom: {
    50: '#ce725b',
    500: '#ac321d',
    950: '#000000',
  },
}

SCSS

$custom: #ac321d;
$custom-light: #ce725b;
$custom-dark: #000000;

JSON

{
  "hex": "#ac321d",
  "rgb": {
    "r": 172,
    "g": 50,
    "b": 29
  },
  "hsl": {
    "h": 8.811,
    "s": 71.144,
    "l": 39.412
  },
  "oklch": {
    "l": 0.49976,
    "c": 0.16187,
    "h": 32.2
  },
  "luminance": 0.11141
}

Semantic roles & 50–950 ramp

primary

#AC321D

secondary

#5CB9C8

accent

#D3EE3A

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #AC321D

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

Preview Lab → · Contrast checker → · Palette generator →