#CC3529#CC3529

#CC3529 is a mid, vivid red. Relative luminance 0.155; OKLCH L 56.0% C 0.190 H 29.1°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#CC3529
RGB	rgb(204, 53, 41)
HSL	hsl(4, 67%, 48%)
HSV	hsv(4, 80%, 80%)
CMYK	cmyk(0%, 74%, 79.9%, 20%)
CIE-LAB	lab(46.38, 58.10, 42.77)
CIE-LCH	lch(46.38, 72.15, 36.36°)
OKLab	oklab(56.01% 0.1657 0.0923)
OKLCH	oklch(56.01% 0.19 29.1)
XYZ	xyz(26.5784, 15.5478, 3.6990)
Luminance	0.1554 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC3529 #29C0CC

analogous

#CC296E #CC3529 #CC8629

triadic

#CC3529 #29CC35 #3529CC

tetradic

#CC3529 #6ECC29 #29C0CC #8629CC

square

#CC3529 #6ECC29 #29C0CC #8629CC

split-complementary

#CC3529 #29CC86 #296ECC

monochromatic

#661B15 #99281F #CC3529 #DD5F55 #E78F88

Accessibility & contrast

On white

5.11

#CC3529 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#CC3529 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC3529

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC3529	#FFFFFF	#000000	##FFFFFF
##CC3529	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635926

Deuteranopia (green-blind)

#887A22

Tritanopia (blue-blind)

#E10034

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #cc3529;
/* rgb */ color: rgb(204, 53, 41);
/* oklch */ color: oklch(56.0% 0.190 29.1);

Tailwind

colors: {
  custom: {
    50: '#e57864',
    500: '#cc3529',
    950: '#000000',
  },
}

SCSS

$custom: #cc3529;
$custom-light: #e57864;
$custom-dark: #000000;

JSON

{
  "hex": "#cc3529",
  "rgb": {
    "r": 204,
    "g": 53,
    "b": 41
  },
  "hsl": {
    "h": 4.417,
    "s": 66.531,
    "l": 48.039
  },
  "oklch": {
    "l": 0.56005,
    "c": 0.18967,
    "h": 29.1
  },
  "luminance": 0.15544
}

Semantic roles & 50–950 ramp

primary

#CC3529

secondary

#80CBD1

accent

#DDE93E

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180A05

muted

#867C7A

Preview Lab

Preview with #CC3529

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

Preview Lab → · Contrast checker → · Palette generator →