#CC3A3A#CC3A3A

#CC3A3A is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.7% C 0.183 H 25.2°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#CC3A3A
RGB	rgb(204, 58, 58)
HSL	hsl(0, 59%, 51%)
HSV	hsv(0, 72%, 80%)
CMYK	cmyk(0%, 71.6%, 71.6%, 20%)
CIE-LAB	lab(47.20, 57.00, 34.18)
CIE-LCH	lch(47.20, 66.47, 30.95°)
OKLab	oklab(56.68% 0.1657 0.078)
OKLCH	oklch(56.68% 0.183 25.2)
XYZ	xyz(27.1817, 16.1731, 5.6926)
Luminance	0.1617 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC3A3A #3ACCCC

analogous

#CC3A83 #CC3A3A #CC833A

triadic

#CC3A3A #3ACC3A #3A3ACC

tetradic

#CC3A3A #83CC3A #3ACCCC #833ACC

square

#CC3A3A #83CC3A #3ACCCC #833ACC

split-complementary

#CC3A3A #3ACC83 #3A83CC

monochromatic

#6F1D1D #A02929 #CC3A3A #D96B6B #E59B9B

Accessibility & contrast

On white

4.96

#CC3A3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#CC3A3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC3A3A

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC3A3A	#FFFFFF	#000000	##FFFFFF
##CC3A3A	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645C38

Deuteranopia (green-blind)

#897B35

Tritanopia (blue-blind)

#E0003C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cc3a3a;
/* rgb */ color: rgb(204, 58, 58);
/* oklch */ color: oklch(56.7% 0.183 25.2);

Tailwind

colors: {
  custom: {
    50: '#e47a70',
    500: '#cc3a3a',
    950: '#000000',
  },
}

SCSS

$custom: #cc3a3a;
$custom-light: #e47a70;
$custom-dark: #000000;

JSON

{
  "hex": "#cc3a3a",
  "rgb": {
    "r": 204,
    "g": 58,
    "b": 58
  },
  "hsl": {
    "h": 0,
    "s": 58.871,
    "l": 51.373
  },
  "oklch": {
    "l": 0.56682,
    "c": 0.18316,
    "h": 25.2
  },
  "luminance": 0.16169
}

Semantic roles & 50–950 ramp

primary

#CC3A3A

secondary

#91D1D1

accent

#E2E246

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CC3A3A

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

Preview Lab → · Contrast checker → · Palette generator →