#AC3824#AC3824

#AC3824 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.7% C 0.155 H 32.2°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#AC3824
RGB	rgb(172, 56, 36)
HSL	hsl(9, 65%, 41%)
HSV	hsv(9, 79%, 67%)
CMYK	cmyk(0%, 67.4%, 79.1%, 32.5%)
CIE-LAB	lab(40.78, 46.30, 37.86)
CIE-LCH	lch(40.78, 59.81, 39.27°)
OKLab	oklab(50.72% 0.1313 0.0827)
OKLCH	oklch(50.72% 0.155 32.2)
XYZ	xyz(18.7480, 11.7292, 2.9455)
Luminance	0.1173 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3824 #2498AC

analogous

#AC2454 #AC3824 #AC7C24

triadic

#AC3824 #24AC38 #3824AC

tetradic

#AC3824 #54AC24 #2498AC #7C24AC

square

#AC3824 #54AC24 #2498AC #7C24AC

split-complementary

#AC3824 #24AC7C #2454AC

monochromatic

#47170F #792819 #AC3824 #D54F38 #E07C6A

Accessibility & contrast

On white

6.28

#AC3824 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#AC3824 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3824

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3824	#FFFFFF	#000000	##FFFFFF
##AC3824	1.00	6.28	3.35	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595021

Deuteranopia (green-blind)

#766A1F

Tritanopia (blue-blind)

#BD1434

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #ac3824;
/* rgb */ color: rgb(172, 56, 36);
/* oklch */ color: oklch(50.7% 0.155 32.2);

Tailwind

colors: {
  custom: {
    50: '#cd7560',
    500: '#ac3824',
    950: '#000000',
  },
}

SCSS

$custom: #ac3824;
$custom-light: #cd7560;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3824",
  "rgb": {
    "r": 172,
    "g": 56,
    "b": 36
  },
  "hsl": {
    "h": 8.824,
    "s": 65.385,
    "l": 40.784
  },
  "oklch": {
    "l": 0.50717,
    "c": 0.15521,
    "h": 32.2
  },
  "luminance": 0.11726
}

Semantic roles & 50–950 ramp

primary

#AC3824

secondary

#66B8C6

accent

#D0E83F

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150905

muted

#837B79

Preview Lab

Preview with #AC3824

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

Preview Lab → · Contrast checker → · Palette generator →