#AC3928#AC3928

#AC3928 is a mid, vivid red. Relative luminance 0.118; OKLCH L 50.9% C 0.153 H 31.2°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#AC3928
RGB	rgb(172, 57, 40)
HSL	hsl(8, 62%, 42%)
HSV	hsv(8, 77%, 67%)
CMYK	cmyk(0%, 66.9%, 76.7%, 32.5%)
CIE-LAB	lab(40.98, 46.03, 35.88)
CIE-LCH	lch(40.98, 58.36, 37.93°)
OKLab	oklab(50.88% 0.1313 0.0795)
OKLCH	oklch(50.88% 0.154 31.2)
XYZ	xyz(18.8615, 11.8529, 3.3017)
Luminance	0.1185 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3928 #289BAC

analogous

#AC2859 #AC3928 #AC7B28

triadic

#AC3928 #28AC39 #3928AC

tetradic

#AC3928 #59AC28 #289BAC #7B28AC

square

#AC3928 #59AC28 #289BAC #7B28AC

split-complementary

#AC3928 #28AC7B #2859AC

monochromatic

#491811 #7A291C #AC3928 #D2523F #DE7F71

Accessibility & contrast

On white

6.23

#AC3928 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#AC3928 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3928

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3928	#FFFFFF	#000000	##FFFFFF
##AC3928	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5125

Deuteranopia (green-blind)

#766A24

Tritanopia (blue-blind)

#BD1836

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #ac3928;
/* rgb */ color: rgb(172, 57, 40);
/* oklch */ color: oklch(50.9% 0.153 31.2);

Tailwind

colors: {
  custom: {
    50: '#cd7663',
    500: '#ac3928',
    950: '#000000',
  },
}

SCSS

$custom: #ac3928;
$custom-light: #cd7663;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3928",
  "rgb": {
    "r": 172,
    "g": 57,
    "b": 40
  },
  "hsl": {
    "h": 7.727,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.5088,
    "c": 0.1535,
    "h": 31.2
  },
  "luminance": 0.1185
}

Semantic roles & 50–950 ramp

primary

#AC3928

secondary

#6BB9C5

accent

#D0E542

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150905

muted

#837B79

Preview Lab

Preview with #AC3928

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

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