#CC3439#CC3439

#CC3439 is a mid, vivid red. Relative luminance 0.156; OKLCH L 56.1% C 0.188 H 24.2°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#CC3439
RGB	rgb(204, 52, 57)
HSL	hsl(358, 60%, 50%)
HSV	hsv(358, 75%, 80%)
CMYK	cmyk(0%, 74.5%, 72.1%, 20%)
CIE-LAB	lab(46.44, 59.04, 33.87)
CIE-LCH	lch(46.44, 68.07, 29.84°)
OKLab	oklab(56.11% 0.172 0.0771)
OKLCH	oklch(56.11% 0.188 24.2)
XYZ	xyz(26.8714, 15.5929, 5.4649)
Luminance	0.1559 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC3439 #34CCC7

analogous

#CC3485 #CC3439 #CC7B34

triadic

#CC3439 #39CC34 #3439CC

tetradic

#CC3439 #85CC34 #34CCC7 #7B34CC

square

#CC3439 #85CC34 #34CCC7 #7B34CC

split-complementary

#CC3439 #34CC7B #3485CC

monochromatic

#6B1B1D #9C272B #CC3439 #D86569 #E59698

Accessibility & contrast

On white

5.10

#CC3439 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#CC3439 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC3439

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC3439	#FFFFFF	#000000	##FFFFFF
##CC3439	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615938

Deuteranopia (green-blind)

#877A34

Tritanopia (blue-blind)

#E00038

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #cc3439;
/* rgb */ color: rgb(204, 52, 57);
/* oklch */ color: oklch(56.1% 0.188 24.2);

Tailwind

colors: {
  custom: {
    50: '#e4776f',
    500: '#cc3439',
    950: '#000000',
  },
}

SCSS

$custom: #cc3439;
$custom-light: #e4776f;
$custom-dark: #000000;

JSON

{
  "hex": "#cc3439",
  "rgb": {
    "r": 204,
    "g": 52,
    "b": 57
  },
  "hsl": {
    "h": 358.026,
    "s": 59.843,
    "l": 50.196
  },
  "oklch": {
    "l": 0.56108,
    "c": 0.18846,
    "h": 24.2
  },
  "luminance": 0.15589
}

Semantic roles & 50–950 ramp

primary

#CC3439

secondary

#8CD0CE

accent

#E3DE45

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CC3439

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

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