#CC3753#CC3753

#CC3753 is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.8% C 0.185 H 14.8°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#CC3753
RGB	rgb(204, 55, 83)
HSL	hsl(349, 59%, 51%)
HSV	hsv(349, 73%, 80%)
CMYK	cmyk(0%, 73%, 59.3%, 20%)
CIE-LAB	lab(47.23, 59.47, 19.26)
CIE-LCH	lch(47.23, 62.51, 17.95°)
OKLab	oklab(56.84% 0.1785 0.0473)
OKLCH	oklch(56.84% 0.185 14.8)
XYZ	xyz(27.8321, 16.1983, 9.8430)
Luminance	0.1619 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC3753 #37CCB0

analogous

#CC379D #CC3753 #CC6537

triadic

#CC3753 #53CC37 #3753CC

tetradic

#CC3753 #9DCC37 #37CCB0 #6537CC

square

#CC3753 #9DCC37 #37CCB0 #6537CC

split-complementary

#CC3753 #37CC65 #379DCC

monochromatic

#6D1C2B #9E283E #CC3753 #D8687D #E599A7

Accessibility & contrast

On white

4.95

#CC3753 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#CC3753 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC3753

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC3753	#FFFFFF	#000000	##FFFFFF
##CC3753	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5C53

Deuteranopia (green-blind)

#857B4F

Tritanopia (blue-blind)

#DF0343

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cc3753;
/* rgb */ color: rgb(204, 55, 83);
/* oklch */ color: oklch(56.8% 0.185 14.8);

Tailwind

colors: {
  custom: {
    50: '#e37983',
    500: '#cc3753',
    950: '#000000',
  },
}

SCSS

$custom: #cc3753;
$custom-light: #e37983;
$custom-dark: #000000;

JSON

{
  "hex": "#cc3753",
  "rgb": {
    "r": 204,
    "g": 55,
    "b": 83
  },
  "hsl": {
    "h": 348.725,
    "s": 59.363,
    "l": 50.784
  },
  "oklch": {
    "l": 0.5684,
    "c": 0.18472,
    "h": 14.8
  },
  "luminance": 0.16194
}

Semantic roles & 50–950 ramp

primary

#CC3753

secondary

#8ED0C4

accent

#E3C545

background

#FEF7F7

surface

#FDEEEE

border

#D5C9C9

text

#170A0A

muted

#857C7C

Preview Lab

Preview with #CC3753

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

Preview Lab → · Contrast checker → · Palette generator →