#AC3823#AC3823

#AC3823 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.7% C 0.155 H 32.5°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#AC3823
RGB	rgb(172, 56, 35)
HSL	hsl(9, 66%, 41%)
HSV	hsv(9, 80%, 67%)
CMYK	cmyk(0%, 67.4%, 79.7%, 32.5%)
CIE-LAB	lab(40.77, 46.27, 38.39)
CIE-LCH	lch(40.77, 60.12, 39.68°)
OKLab	oklab(50.71% 0.131 0.0836)
OKLCH	oklch(50.71% 0.155 32.5)
XYZ	xyz(18.7329, 11.7231, 2.8662)
Luminance	0.1172 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3823 #2397AC

analogous

#AC2352 #AC3823 #AC7C23

triadic

#AC3823 #23AC38 #3823AC

tetradic

#AC3823 #52AC23 #2397AC #7C23AC

square

#AC3823 #52AC23 #2397AC #7C23AC

split-complementary

#AC3823 #23AC7C #2352AC

monochromatic

#46170E #792719 #AC3823 #D64F36 #E07B69

Accessibility & contrast

On white

6.28

#AC3823 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#AC3823 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3823

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3823	#FFFFFF	#000000	##FFFFFF
##AC3823	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595020

Deuteranopia (green-blind)

#766A1E

Tritanopia (blue-blind)

#BE1434

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #ac3823;
/* rgb */ color: rgb(172, 56, 35);
/* oklch */ color: oklch(50.7% 0.155 32.5);

Tailwind

colors: {
  custom: {
    50: '#cd755f',
    500: '#ac3823',
    950: '#000000',
  },
}

SCSS

$custom: #ac3823;
$custom-light: #cd755f;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3823",
  "rgb": {
    "r": 172,
    "g": 56,
    "b": 35
  },
  "hsl": {
    "h": 9.197,
    "s": 66.184,
    "l": 40.588
  },
  "oklch": {
    "l": 0.50707,
    "c": 0.15541,
    "h": 32.5
  },
  "luminance": 0.1172
}

Semantic roles & 50–950 ramp

primary

#AC3823

secondary

#64B7C6

accent

#CFE93F

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150905

muted

#837B79

Preview Lab

Preview with #AC3823

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

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