#AC3724#AC3724

#AC3724 is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.6% C 0.156 H 31.8°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#AC3724
RGB	rgb(172, 55, 36)
HSL	hsl(8, 65%, 41%)
HSV	hsv(8, 79%, 67%)
CMYK	cmyk(0%, 68%, 79.1%, 32.5%)
CIE-LAB	lab(40.63, 46.72, 37.70)
CIE-LCH	lch(40.63, 60.04, 38.90°)
OKLab	oklab(50.6% 0.1327 0.0824)
OKLCH	oklch(50.6% 0.156 31.8)
XYZ	xyz(18.7000, 11.6332, 2.9295)
Luminance	0.1163 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3724 #2499AC

analogous

#AC2455 #AC3724 #AC7B24

triadic

#AC3724 #24AC37 #3724AC

tetradic

#AC3724 #55AC24 #2499AC #7B24AC

square

#AC3724 #55AC24 #2499AC #7B24AC

split-complementary

#AC3724 #24AC7B #2455AC

monochromatic

#47170F #792719 #AC3724 #D54E38 #E07B6A

Accessibility & contrast

On white

6.31

#AC3724 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#AC3724 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3724

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3724	#FFFFFF	#000000	##FFFFFF
##AC3724	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F21

Deuteranopia (green-blind)

#76691F

Tritanopia (blue-blind)

#BD1134

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #ac3724;
/* rgb */ color: rgb(172, 55, 36);
/* oklch */ color: oklch(50.6% 0.156 31.8);

Tailwind

colors: {
  custom: {
    50: '#cd7460',
    500: '#ac3724',
    950: '#000000',
  },
}

SCSS

$custom: #ac3724;
$custom-light: #cd7460;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3724",
  "rgb": {
    "r": 172,
    "g": 55,
    "b": 36
  },
  "hsl": {
    "h": 8.382,
    "s": 65.385,
    "l": 40.784
  },
  "oklch": {
    "l": 0.50601,
    "c": 0.15614,
    "h": 31.8
  },
  "luminance": 0.1163
}

Semantic roles & 50–950 ramp

primary

#AC3724

secondary

#66B9C6

accent

#D1E83F

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150905

muted

#837B79

Preview Lab

Preview with #AC3724

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

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