#CC3628#CC3628

#CC3628 is a mid, vivid red. Relative luminance 0.156; OKLCH L 56.1% C 0.189 H 29.6°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#CC3628
RGB	rgb(204, 54, 40)
HSL	hsl(5, 67%, 48%)
HSV	hsv(5, 80%, 80%)
CMYK	cmyk(0%, 73.5%, 80.4%, 20%)
CIE-LAB	lab(46.49, 57.73, 43.41)
CIE-LCH	lch(46.49, 72.23, 36.94°)
OKLab	oklab(56.09% 0.1643 0.0934)
OKLCH	oklch(56.09% 0.189 29.6)
XYZ	xyz(26.6072, 15.6331, 3.6236)
Luminance	0.1563 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC3628 #28BECC

analogous

#CC286C #CC3628 #CC8828

triadic

#CC3628 #28CC36 #3628CC

tetradic

#CC3628 #6CCC28 #28BECC #8828CC

square

#CC3628 #6CCC28 #28BECC #8828CC

split-complementary

#CC3628 #28CC88 #286CCC

monochromatic

#661B14 #99281E #CC3628 #DD6054 #E78F87

Accessibility & contrast

On white

5.09

#CC3628 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#CC3628 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC3628

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC3628	#FFFFFF	#000000	##FFFFFF
##CC3628	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645925

Deuteranopia (green-blind)

#897A21

Tritanopia (blue-blind)

#E10034

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #cc3628;
/* rgb */ color: rgb(204, 54, 40);
/* oklch */ color: oklch(56.1% 0.189 29.6);

Tailwind

colors: {
  custom: {
    50: '#e57864',
    500: '#cc3628',
    950: '#000000',
  },
}

SCSS

$custom: #cc3628;
$custom-light: #e57864;
$custom-dark: #000000;

JSON

{
  "hex": "#cc3628",
  "rgb": {
    "r": 204,
    "g": 54,
    "b": 40
  },
  "hsl": {
    "h": 5.122,
    "s": 67.213,
    "l": 47.843
  },
  "oklch": {
    "l": 0.56087,
    "c": 0.18901,
    "h": 29.6
  },
  "luminance": 0.15629
}

Semantic roles & 50–950 ramp

primary

#CC3628

secondary

#7FCAD1

accent

#DBEA3E

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180A05

muted

#867C7A

Preview Lab

Preview with #CC3628

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

Preview Lab → · Contrast checker → · Palette generator →