#CC3B3B#CC3B3B

#CC3B3B is a mid, vivid red. Relative luminance 0.163; OKLCH L 56.8% C 0.182 H 25.1°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#CC3B3B
RGB	rgb(204, 59, 59)
HSL	hsl(0, 59%, 52%)
HSV	hsv(0, 71%, 80%)
CMYK	cmyk(0%, 71.1%, 71.1%, 20%)
CIE-LAB	lab(47.35, 56.68, 33.77)
CIE-LCH	lch(47.35, 65.98, 30.79°)
OKLab	oklab(56.79% 0.1649 0.0773)
OKLCH	oklch(56.79% 0.182 25.1)
XYZ	xyz(27.2582, 16.2851, 5.8449)
Luminance	0.1628 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC3B3B #3BCCCC

analogous

#CC3B84 #CC3B3B #CC843B

triadic

#CC3B3B #3BCC3B #3B3BCC

tetradic

#CC3B3B #84CC3B #3BCCCC #843BCC

square

#CC3B3B #84CC3B #3BCCCC #843BCC

split-complementary

#CC3B3B #3BCC84 #3B84CC

monochromatic

#701D1D #A02A2A #CC3B3B #D96C6C #E59C9C

Accessibility & contrast

On white

4.93

#CC3B3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#CC3B3B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC3B3B

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC3B3B	#FFFFFF	#000000	##FFFFFF
##CC3B3B	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655C39

Deuteranopia (green-blind)

#897C36

Tritanopia (blue-blind)

#E0003D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cc3b3b;
/* rgb */ color: rgb(204, 59, 59);
/* oklch */ color: oklch(56.8% 0.182 25.1);

Tailwind

colors: {
  custom: {
    50: '#e47b71',
    500: '#cc3b3b',
    950: '#000000',
  },
}

SCSS

$custom: #cc3b3b;
$custom-light: #e47b71;
$custom-dark: #000000;

JSON

{
  "hex": "#cc3b3b",
  "rgb": {
    "r": 204,
    "g": 59,
    "b": 59
  },
  "hsl": {
    "h": 0,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.56795,
    "c": 0.18213,
    "h": 25.1
  },
  "luminance": 0.16281
}

Semantic roles & 50–950 ramp

primary

#CC3B3B

secondary

#92D1D1

accent

#E2E246

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CC3B3B

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

Preview Lab → · Contrast checker → · Palette generator →