#CC3A31#CC3A31

#CC3A31 is a mid, vivid red. Relative luminance 0.161; OKLCH L 56.6% C 0.184 H 28.1°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#CC3A31
RGB	rgb(204, 58, 49)
HSL	hsl(3, 61%, 50%)
HSV	hsv(3, 76%, 80%)
CMYK	cmyk(0%, 71.6%, 76%, 20%)
CIE-LAB	lab(47.09, 56.63, 39.17)
CIE-LCH	lch(47.09, 68.85, 34.67°)
OKLab	oklab(56.57% 0.1627 0.0868)
OKLCH	oklch(56.57% 0.184 28.1)
XYZ	xyz(26.9724, 16.0894, 4.5905)
Luminance	0.1608 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC3A31 #31C3CC

analogous

#CC3176 #CC3A31 #CC8831

triadic

#CC3A31 #31CC3A #3A31CC

tetradic

#CC3A31 #76CC31 #31C3CC #8831CC

square

#CC3A31 #76CC31 #31C3CC #8831CC

split-complementary

#CC3A31 #31CC88 #3176CC

monochromatic

#691E19 #9B2C25 #CC3A31 #D96861 #E59792

Accessibility & contrast

On white

4.98

#CC3A31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#CC3A31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC3A31

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC3A31	#FFFFFF	#000000	##FFFFFF
##CC3A31	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655B2F

Deuteranopia (green-blind)

#897B2B

Tritanopia (blue-blind)

#E10039

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cc3a31;
/* rgb */ color: rgb(204, 58, 49);
/* oklch */ color: oklch(56.6% 0.184 28.1);

Tailwind

colors: {
  custom: {
    50: '#e57a6a',
    500: '#cc3a31',
    950: '#000000',
  },
}

SCSS

$custom: #cc3a31;
$custom-light: #e57a6a;
$custom-dark: #000000;

JSON

{
  "hex": "#cc3a31",
  "rgb": {
    "r": 204,
    "g": 58,
    "b": 49
  },
  "hsl": {
    "h": 3.484,
    "s": 61.265,
    "l": 49.608
  },
  "oklch": {
    "l": 0.56566,
    "c": 0.18438,
    "h": 28.1
  },
  "luminance": 0.16085
}

Semantic roles & 50–950 ramp

primary

#CC3A31

secondary

#89CCD0

accent

#DBE443

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #CC3A31

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

Preview Lab → · Contrast checker → · Palette generator →