#AC3434#AC3434

#AC3434 is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.5% C 0.156 H 24.7°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#AC3434
RGB	rgb(172, 52, 52)
HSL	hsl(0, 54%, 44%)
HSV	hsv(0, 70%, 67%)
CMYK	cmyk(0%, 69.8%, 69.8%, 32.5%)
CIE-LAB	lab(40.37, 48.66, 28.20)
CIE-LCH	lch(40.37, 56.24, 30.09°)
OKLab	oklab(50.47% 0.1421 0.0653)
OKLCH	oklch(50.47% 0.156 24.7)
XYZ	xyz(18.8631, 11.4773, 4.4702)
Luminance	0.1148 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3434 #34ACAC

analogous

#AC3470 #AC3434 #AC7034

triadic

#AC3434 #34AC34 #3434AC

tetradic

#AC3434 #70AC34 #34ACAC #7034AC

square

#AC3434 #70AC34 #34ACAC #7034AC

split-complementary

#AC3434 #34AC70 #3470AC

monochromatic

#4E1818 #7D2626 #AC3434 #CB5252 #D98181

Accessibility & contrast

On white

6.37

#AC3434 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#AC3434 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3434

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3434	#FFFFFF	#000000	##FFFFFF
##AC3434	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554F33

Deuteranopia (green-blind)

#746930

Tritanopia (blue-blind)

#BD0F35

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #ac3434;
/* rgb */ color: rgb(172, 52, 52);
/* oklch */ color: oklch(50.5% 0.156 24.7);

Tailwind

colors: {
  custom: {
    50: '#cc736b',
    500: '#ac3434',
    950: '#000000',
  },
}

SCSS

$custom: #ac3434;
$custom-light: #cc736b;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3434",
  "rgb": {
    "r": 172,
    "g": 52,
    "b": 52
  },
  "hsl": {
    "h": 0,
    "s": 53.571,
    "l": 43.922
  },
  "oklch": {
    "l": 0.50473,
    "c": 0.15637,
    "h": 24.7
  },
  "luminance": 0.11475
}

Semantic roles & 50–950 ramp

primary

#AC3434

secondary

#79C2C2

accent

#DDDD4B

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AC3434

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

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