#CC423B#CC423B

#CC423B is a mid, vivid red. Relative luminance 0.171; OKLCH L 57.5% C 0.176 H 27.0°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#CC423B
RGB	rgb(204, 66, 59)
HSL	hsl(3, 59%, 52%)
HSV	hsv(3, 71%, 80%)
CMYK	cmyk(0%, 67.6%, 71.1%, 20%)
CIE-LAB	lab(48.33, 54.00, 34.92)
CIE-LCH	lch(48.33, 64.30, 32.89°)
OKLab	oklab(57.53% 0.1564 0.0798)
OKLCH	oklch(57.53% 0.176 27)
XYZ	xyz(27.6425, 17.0536, 5.9730)
Luminance	0.1705 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC423B #3BC5CC

analogous

#CC3B7C #CC423B #CC8B3B

triadic

#CC423B #3BCC42 #423BCC

tetradic

#CC423B #7CCC3B #3BC5CC #8B3BCC

square

#CC423B #7CCC3B #3BC5CC #8B3BCC

split-complementary

#CC423B #3BCC8B #3B7CCC

monochromatic

#70211D #A02F2A #CC423B #D9716C #E5A09C

Accessibility & contrast

On white

4.76

#CC423B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#CC423B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC423B

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC423B	#FFFFFF	#000000	##FFFFFF
##CC423B	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#696039

Deuteranopia (green-blind)

#8B7E37

Tritanopia (blue-blind)

#E01942

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #cc423b;
/* rgb */ color: rgb(204, 66, 59);
/* oklch */ color: oklch(57.5% 0.176 27.0);

Tailwind

colors: {
  custom: {
    50: '#e47e71',
    500: '#cc423b',
    950: '#000000',
  },
}

SCSS

$custom: #cc423b;
$custom-light: #e47e71;
$custom-dark: #000000;

JSON

{
  "hex": "#cc423b",
  "rgb": {
    "r": 204,
    "g": 66,
    "b": 59
  },
  "hsl": {
    "h": 2.897,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.57529,
    "c": 0.17561,
    "h": 27
  },
  "luminance": 0.1705
}

Semantic roles & 50–950 ramp

primary

#CC423B

secondary

#92CED1

accent

#DAE246

background

#FFF8F6

surface

#FEEFEC

border

#D6CAC7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CC423B

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

Preview Lab → · Contrast checker → · Palette generator →