#CC3F38#CC3F38

#CC3F38 is a mid, vivid red. Relative luminance 0.167; OKLCH L 57.2% C 0.179 H 27.2°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#CC3F38
RGB	rgb(204, 63, 56)
HSL	hsl(3, 59%, 51%)
HSV	hsv(3, 73%, 80%)
CMYK	cmyk(0%, 69.1%, 72.5%, 20%)
CIE-LAB	lab(47.86, 55.04, 36.09)
CIE-LCH	lch(47.86, 65.81, 33.25°)
OKLab	oklab(57.16% 0.1591 0.0818)
OKLCH	oklch(57.16% 0.179 27.2)
XYZ	xyz(27.3962, 16.6820, 5.5180)
Luminance	0.1668 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC3F38 #38C5CC

analogous

#CC387B #CC3F38 #CC8938

triadic

#CC3F38 #38CC3F #3F38CC

tetradic

#CC3F38 #7BCC38 #38C5CC #8938CC

square

#CC3F38 #7BCC38 #38C5CC #8938CC

split-complementary

#CC3F38 #38CC89 #387BCC

monochromatic

#6E201C #9E2E29 #CC3F38 #D86E69 #E59D99

Accessibility & contrast

On white

4.84

#CC3F38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#CC3F38 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC3F38

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC3F38	#FFFFFF	#000000	##FFFFFF
##CC3F38	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675E36

Deuteranopia (green-blind)

#8A7D33

Tritanopia (blue-blind)

#E00F3F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #cc3f38;
/* rgb */ color: rgb(204, 63, 56);
/* oklch */ color: oklch(57.2% 0.179 27.2);

Tailwind

colors: {
  custom: {
    50: '#e47d6f',
    500: '#cc3f38',
    950: '#000000',
  },
}

SCSS

$custom: #cc3f38;
$custom-light: #e47d6f;
$custom-dark: #000000;

JSON

{
  "hex": "#cc3f38",
  "rgb": {
    "r": 204,
    "g": 63,
    "b": 56
  },
  "hsl": {
    "h": 2.838,
    "s": 59.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.57164,
    "c": 0.17887,
    "h": 27.2
  },
  "luminance": 0.16678
}

Semantic roles & 50–950 ramp

primary

#CC3F38

secondary

#8FCED1

accent

#DBE245

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CC3F38

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

Preview Lab → · Contrast checker → · Palette generator →