#AC302B#AC302B

#AC302B is a mid, vivid red. Relative luminance 0.111; OKLCH L 49.9% C 0.161 H 27.1°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#AC302B
RGB	rgb(172, 48, 43)
HSL	hsl(2, 60%, 42%)
HSV	hsv(2, 75%, 67%)
CMYK	cmyk(0%, 72.1%, 75%, 32.5%)
CIE-LAB	lab(39.68, 49.79, 32.75)
CIE-LCH	lch(39.68, 59.59, 33.33°)
OKLab	oklab(49.92% 0.1437 0.0735)
OKLCH	oklch(49.92% 0.161 27.1)
XYZ	xyz(18.5084, 11.0618, 3.4456)
Luminance	0.1106 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC302B #2BA7AC

analogous

#AC2B66 #AC302B #AC712B

triadic

#AC302B #2BAC30 #302BAC

tetradic

#AC302B #66AC2B #2BA7AC #712BAC

square

#AC302B #66AC2B #2BA7AC #712BAC

split-complementary

#AC302B #2BAC71 #2B66AC

monochromatic

#4A1513 #7B221F #AC302B #D04944 #DC7975

Accessibility & contrast

On white

6.54

#AC302B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#AC302B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC302B

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC302B	#FFFFFF	#000000	##FFFFFF
##AC302B	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544C29

Deuteranopia (green-blind)

#736726

Tritanopia (blue-blind)

#BD0030

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #ac302b;
/* rgb */ color: rgb(172, 48, 43);
/* oklch */ color: oklch(49.9% 0.161 27.1);

Tailwind

colors: {
  custom: {
    50: '#cd7165',
    500: '#ac302b',
    950: '#000000',
  },
}

SCSS

$custom: #ac302b;
$custom-light: #cd7165;
$custom-dark: #000000;

JSON

{
  "hex": "#ac302b",
  "rgb": {
    "r": 172,
    "g": 48,
    "b": 43
  },
  "hsl": {
    "h": 2.326,
    "s": 60,
    "l": 42.157
  },
  "oklch": {
    "l": 0.4992,
    "c": 0.16139,
    "h": 27.1
  },
  "luminance": 0.11059
}

Semantic roles & 50–950 ramp

primary

#AC302B

secondary

#6FC1C4

accent

#DDE345

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150805

muted

#837B7A

Preview Lab

Preview with #AC302B

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

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