#CC3751#CC3751

#CC3751 is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.8% C 0.185 H 15.7°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#CC3751
RGB	rgb(204, 55, 81)
HSL	hsl(350, 59%, 51%)
HSV	hsv(350, 73%, 80%)
CMYK	cmyk(0%, 73%, 60.3%, 20%)
CIE-LAB	lab(47.19, 59.34, 20.43)
CIE-LCH	lch(47.19, 62.75, 19.00°)
OKLab	oklab(56.8% 0.1778 0.0499)
OKLCH	oklch(56.8% 0.185 15.7)
XYZ	xyz(27.7560, 16.1678, 9.4422)
Luminance	0.1616 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC3751 #37CCB2

analogous

#CC379C #CC3751 #CC6737

triadic

#CC3751 #51CC37 #3751CC

tetradic

#CC3751 #9CCC37 #37CCB2 #6737CC

square

#CC3751 #9CCC37 #37CCB2 #6737CC

split-complementary

#CC3751 #37CC67 #379CCC

monochromatic

#6D1C2A #9E283D #CC3751 #D8687B #E599A6

Accessibility & contrast

On white

4.96

#CC3751 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#CC3751 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC3751

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC3751	#FFFFFF	#000000	##FFFFFF
##CC3751	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5C51

Deuteranopia (green-blind)

#857B4D

Tritanopia (blue-blind)

#DF0142

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cc3751;
/* rgb */ color: rgb(204, 55, 81);
/* oklch */ color: oklch(56.8% 0.185 15.7);

Tailwind

colors: {
  custom: {
    50: '#e37981',
    500: '#cc3751',
    950: '#000000',
  },
}

SCSS

$custom: #cc3751;
$custom-light: #e37981;
$custom-dark: #000000;

JSON

{
  "hex": "#cc3751",
  "rgb": {
    "r": 204,
    "g": 55,
    "b": 81
  },
  "hsl": {
    "h": 349.53,
    "s": 59.363,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56798,
    "c": 0.18466,
    "h": 15.7
  },
  "luminance": 0.16164
}

Semantic roles & 50–950 ramp

primary

#CC3751

secondary

#8ED0C5

accent

#E3C745

background

#FEF7F7

surface

#FDEEEE

border

#D5C9C9

text

#170A0A

muted

#857C7C

Preview Lab

Preview with #CC3751

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

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