#CC3F3D#CC3F3D

#CC3F3D is a mid, vivid red. Relative luminance 0.167; OKLCH L 57.2% C 0.178 H 25.5°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#CC3F3D
RGB	rgb(204, 63, 61)
HSL	hsl(1, 58%, 52%)
HSV	hsv(1, 70%, 80%)
CMYK	cmyk(0%, 69.1%, 70.1%, 20%)
CIE-LAB	lab(47.92, 55.27, 33.29)
CIE-LCH	lch(47.92, 64.52, 31.06°)
OKLab	oklab(57.23% 0.1609 0.0766)
OKLCH	oklch(57.23% 0.178 25.5)
XYZ	xyz(27.5246, 16.7334, 6.1945)
Luminance	0.1673 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC3F3D #3DCACC

analogous

#CC3D83 #CC3F3D #CC873D

triadic

#CC3F3D #3DCC3F #3F3DCC

tetradic

#CC3F3D #83CC3D #3DCACC #873DCC

square

#CC3F3D #83CC3D #3DCACC #873DCC

split-complementary

#CC3F3D #3DCC87 #3D83CC

monochromatic

#711F1E #A12C2A #CC3F3D #D96F6D #E59F9E

Accessibility & contrast

On white

4.83

#CC3F3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#CC3F3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC3F3D

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC3F3D	#FFFFFF	#000000	##FFFFFF
##CC3F3D	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675E3B

Deuteranopia (green-blind)

#8A7D38

Tritanopia (blue-blind)

#E01140

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #cc3f3d;
/* rgb */ color: rgb(204, 63, 61);
/* oklch */ color: oklch(57.2% 0.178 25.5);

Tailwind

colors: {
  custom: {
    50: '#e47d73',
    500: '#cc3f3d',
    950: '#000000',
  },
}

SCSS

$custom: #cc3f3d;
$custom-light: #e47d73;
$custom-dark: #000000;

JSON

{
  "hex": "#cc3f3d",
  "rgb": {
    "r": 204,
    "g": 63,
    "b": 61
  },
  "hsl": {
    "h": 0.839,
    "s": 58.367,
    "l": 51.961
  },
  "oklch": {
    "l": 0.57234,
    "c": 0.17817,
    "h": 25.5
  },
  "luminance": 0.16729
}

Semantic roles & 50–950 ramp

primary

#CC3F3D

secondary

#93D1D2

accent

#DFE246

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CC3F3D

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

Preview Lab → · Contrast checker → · Palette generator →