#CC3F34#CC3F34

#CC3F34 is a mid, vivid red. Relative luminance 0.166; OKLCH L 57.1% C 0.179 H 28.5°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#CC3F34
RGB	rgb(204, 63, 52)
HSL	hsl(4, 60%, 50%)
HSV	hsv(4, 75%, 80%)
CMYK	cmyk(0%, 69.1%, 74.5%, 20%)
CIE-LAB	lab(47.81, 54.87, 38.28)
CIE-LCH	lch(47.81, 66.90, 34.91°)
OKLab	oklab(57.11% 0.1578 0.0857)
OKLCH	oklch(57.11% 0.18 28.5)
XYZ	xyz(27.3023, 16.6444, 5.0232)
Luminance	0.1664 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC3F34 #34C1CC

analogous

#CC3475 #CC3F34 #CC8B34

triadic

#CC3F34 #34CC3F #3F34CC

tetradic

#CC3F34 #75CC34 #34C1CC #8B34CC

square

#CC3F34 #75CC34 #34C1CC #8B34CC

split-complementary

#CC3F34 #34CC8B #3475CC

monochromatic

#6B211B #9C3027 #CC3F34 #D86D65 #E59C96

Accessibility & contrast

On white

4.85

#CC3F34 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#CC3F34 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC3F34

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC3F34	#FFFFFF	#000000	##FFFFFF
##CC3F34	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#685E32

Deuteranopia (green-blind)

#8B7D2F

Tritanopia (blue-blind)

#E00D3E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #cc3f34;
/* rgb */ color: rgb(204, 63, 52);
/* oklch */ color: oklch(57.1% 0.179 28.5);

Tailwind

colors: {
  custom: {
    50: '#e47c6c',
    500: '#cc3f34',
    950: '#000000',
  },
}

SCSS

$custom: #cc3f34;
$custom-light: #e47c6c;
$custom-dark: #000000;

JSON

{
  "hex": "#cc3f34",
  "rgb": {
    "r": 204,
    "g": 63,
    "b": 52
  },
  "hsl": {
    "h": 4.342,
    "s": 59.843,
    "l": 50.196
  },
  "oklch": {
    "l": 0.57113,
    "c": 0.1795,
    "h": 28.5
  },
  "luminance": 0.1664
}

Semantic roles & 50–950 ramp

primary

#CC3F34

secondary

#8CCBD0

accent

#D8E345

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CC3F34

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

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