#CC4739#CC4739

#CC4739 is a mid, vivid red. Relative luminance 0.176; OKLCH L 58.1% C 0.171 H 29.3°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#CC4739
RGB	rgb(204, 71, 57)
HSL	hsl(6, 59%, 51%)
HSV	hsv(6, 72%, 80%)
CMYK	cmyk(0%, 65.2%, 72.1%, 20%)
CIE-LAB	lab(49.06, 51.85, 36.89)
CIE-LCH	lch(49.06, 63.63, 35.43°)
OKLab	oklab(58.07% 0.1493 0.0837)
OKLCH	oklch(58.07% 0.171 29.3)
XYZ	xyz(27.8966, 17.6433, 5.8067)
Luminance	0.1764 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC4739 #39BECC

analogous

#CC3974 #CC4739 #CC9039

triadic

#CC4739 #39CC47 #4739CC

tetradic

#CC4739 #74CC39 #39BECC #9039CC

square

#CC4739 #74CC39 #39BECC #9039CC

split-complementary

#CC4739 #39CC90 #3974CC

monochromatic

#6E241C #9F3429 #CC4739 #D9746A #E5A19A

Accessibility & contrast

On white

4.64

#CC4739 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#CC4739 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #CC4739

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC4739	#FFFFFF	#000000	##FFFFFF
##CC4739	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C6237

Deuteranopia (green-blind)

#8D7F35

Tritanopia (blue-blind)

#E02445

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #cc4739;
/* rgb */ color: rgb(204, 71, 57);
/* oklch */ color: oklch(58.1% 0.171 29.3);

Tailwind

colors: {
  custom: {
    50: '#e48170',
    500: '#cc4739',
    950: '#000000',
  },
}

SCSS

$custom: #cc4739;
$custom-light: #e48170;
$custom-dark: #000000;

JSON

{
  "hex": "#cc4739",
  "rgb": {
    "r": 204,
    "g": 71,
    "b": 57
  },
  "hsl": {
    "h": 5.714,
    "s": 59.036,
    "l": 51.176
  },
  "oklch": {
    "l": 0.5807,
    "c": 0.17116,
    "h": 29.3
  },
  "luminance": 0.17639
}

Semantic roles & 50–950 ramp

primary

#CC4739

secondary

#90CBD1

accent

#D3E246

background

#FFF8F6

surface

#FEEFEC

border

#D6CAC7

text

#170B07

muted

#857C7A

Preview Lab

Preview with #CC4739

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

Preview Lab → · Contrast checker → · Palette generator →