#CC3733#CC3733

#CC3733 is a mid, vivid red. Relative luminance 0.158; OKLCH L 56.3% C 0.187 H 26.8°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#CC3733
RGB	rgb(204, 55, 51)
HSL	hsl(2, 60%, 50%)
HSV	hsv(2, 75%, 80%)
CMYK	cmyk(0%, 73%, 75%, 20%)
CIE-LAB	lab(46.73, 57.77, 37.65)
CIE-LCH	lch(46.73, 68.96, 33.10°)
OKLab	oklab(56.3% 0.1667 0.084)
OKLCH	oklch(56.3% 0.187 26.8)
XYZ	xyz(26.8687, 15.8129, 4.7688)
Luminance	0.1581 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC3733 #33C8CC

analogous

#CC337B #CC3733 #CC8433

triadic

#CC3733 #33CC37 #3733CC

tetradic

#CC3733 #7BCC33 #33C8CC #8433CC

square

#CC3733 #7BCC33 #33C8CC #8433CC

split-complementary

#CC3733 #33CC84 #337BCC

monochromatic

#6A1D1B #9B2A27 #CC3733 #D86764 #E49795

Accessibility & contrast

On white

5.05

#CC3733 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#CC3733 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC3733

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC3733	#FFFFFF	#000000	##FFFFFF
##CC3733	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635A31

Deuteranopia (green-blind)

#887B2D

Tritanopia (blue-blind)

#E10038

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #cc3733;
/* rgb */ color: rgb(204, 55, 51);
/* oklch */ color: oklch(56.3% 0.187 26.8);

Tailwind

colors: {
  custom: {
    50: '#e5796b',
    500: '#cc3733',
    950: '#000000',
  },
}

SCSS

$custom: #cc3733;
$custom-light: #e5796b;
$custom-dark: #000000;

JSON

{
  "hex": "#cc3733",
  "rgb": {
    "r": 204,
    "g": 55,
    "b": 51
  },
  "hsl": {
    "h": 1.569,
    "s": 60,
    "l": 50
  },
  "oklch": {
    "l": 0.56302,
    "c": 0.18665,
    "h": 26.8
  },
  "luminance": 0.15809
}

Semantic roles & 50–950 ramp

primary

#CC3733

secondary

#8BCED0

accent

#DFE345

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CC3733

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

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