#CC4539#CC4539

#CC4539 is a mid, vivid red. Relative luminance 0.174; OKLCH L 57.8% C 0.173 H 28.6°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#CC4539
RGB	rgb(204, 69, 57)
HSL	hsl(5, 59%, 51%)
HSV	hsv(5, 72%, 80%)
CMYK	cmyk(0%, 66.2%, 72.1%, 20%)
CIE-LAB	lab(48.75, 52.68, 36.54)
CIE-LCH	lch(48.75, 64.12, 34.74°)
OKLab	oklab(57.84% 0.1519 0.083)
OKLCH	oklch(57.84% 0.173 28.6)
XYZ	xyz(27.7715, 17.3930, 5.7649)
Luminance	0.1739 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC4539 #39C0CC

analogous

#CC3976 #CC4539 #CC8E39

triadic

#CC4539 #39CC45 #4539CC

tetradic

#CC4539 #76CC39 #39C0CC #8E39CC

square

#CC4539 #76CC39 #39C0CC #8E39CC

split-complementary

#CC4539 #39CC8E #3976CC

monochromatic

#6E231C #9F3329 #CC4539 #D9736A #E5A09A

Accessibility & contrast

On white

4.69

#CC4539 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#CC4539 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC4539

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC4539	#FFFFFF	#000000	##FFFFFF
##CC4539	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B6137

Deuteranopia (green-blind)

#8C7F35

Tritanopia (blue-blind)

#E02043

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #cc4539;
/* rgb */ color: rgb(204, 69, 57);
/* oklch */ color: oklch(57.8% 0.173 28.6);

Tailwind

colors: {
  custom: {
    50: '#e48070',
    500: '#cc4539',
    950: '#000000',
  },
}

SCSS

$custom: #cc4539;
$custom-light: #e48070;
$custom-dark: #000000;

JSON

{
  "hex": "#cc4539",
  "rgb": {
    "r": 204,
    "g": 69,
    "b": 57
  },
  "hsl": {
    "h": 4.898,
    "s": 59.036,
    "l": 51.176
  },
  "oklch": {
    "l": 0.57838,
    "c": 0.17308,
    "h": 28.6
  },
  "luminance": 0.17389
}

Semantic roles & 50–950 ramp

primary

#CC4539

secondary

#90CCD1

accent

#D5E246

background

#FFF8F6

surface

#FEEFEC

border

#D6CAC7

text

#170B07

muted

#857C7A

Preview Lab

Preview with #CC4539

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

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