#CC3931#CC3931

#CC3931 is a mid, vivid red. Relative luminance 0.160; OKLCH L 56.5% C 0.185 H 27.8°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#CC3931
RGB	rgb(204, 57, 49)
HSL	hsl(3, 61%, 50%)
HSV	hsv(3, 76%, 80%)
CMYK	cmyk(0%, 72.1%, 76%, 20%)
CIE-LAB	lab(46.96, 56.99, 39.03)
CIE-LCH	lch(46.96, 69.07, 34.41°)
OKLab	oklab(56.47% 0.1638 0.0865)
OKLCH	oklch(56.47% 0.185 27.8)
XYZ	xyz(26.9225, 15.9895, 4.5738)
Luminance	0.1598 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC3931 #31C4CC

analogous

#CC3176 #CC3931 #CC8731

triadic

#CC3931 #31CC39 #3931CC

tetradic

#CC3931 #76CC31 #31C4CC #8731CC

square

#CC3931 #76CC31 #31C4CC #8731CC

split-complementary

#CC3931 #31CC87 #3176CC

monochromatic

#691D19 #9B2B25 #CC3931 #D96761 #E59792

Accessibility & contrast

On white

5.00

#CC3931 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#CC3931 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC3931

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC3931	#FFFFFF	#000000	##FFFFFF
##CC3931	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645B2F

Deuteranopia (green-blind)

#897B2B

Tritanopia (blue-blind)

#E10039

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #cc3931;
/* rgb */ color: rgb(204, 57, 49);
/* oklch */ color: oklch(56.5% 0.185 27.8);

Tailwind

colors: {
  custom: {
    50: '#e57a6a',
    500: '#cc3931',
    950: '#000000',
  },
}

SCSS

$custom: #cc3931;
$custom-light: #e57a6a;
$custom-dark: #000000;

JSON

{
  "hex": "#cc3931",
  "rgb": {
    "r": 204,
    "g": 57,
    "b": 49
  },
  "hsl": {
    "h": 3.097,
    "s": 61.265,
    "l": 49.608
  },
  "oklch": {
    "l": 0.56468,
    "c": 0.18524,
    "h": 27.8
  },
  "luminance": 0.15985
}

Semantic roles & 50–950 ramp

primary

#CC3931

secondary

#89CCD0

accent

#DCE443

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180A06

muted

#867C7A

Preview Lab

Preview with #CC3931

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

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