#CD3437#CD3437

#CD3437 is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.3% C 0.190 H 24.9°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#CD3437
RGB	rgb(205, 52, 55)
HSL	hsl(359, 60%, 50%)
HSV	hsv(359, 75%, 80%)
CMYK	cmyk(0%, 74.6%, 73.2%, 19.6%)
CIE-LAB	lab(46.60, 59.26, 35.27)
CIE-LCH	lch(46.60, 68.96, 30.76°)
OKLab	oklab(56.26% 0.1721 0.0797)
OKLCH	oklch(56.26% 0.19 24.9)
XYZ	xyz(27.0975, 15.7151, 5.2202)
Luminance	0.1571 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CD3437 #34CDCA

analogous

#CD3483 #CD3437 #CD7E34

triadic

#CD3437 #37CD34 #3437CD

tetradic

#CD3437 #83CD34 #34CDCA #7E34CD

square

#CD3437 #83CD34 #34CDCA #7E34CD

split-complementary

#CD3437 #34CD7E #3483CD

monochromatic

#6C1B1C #9D2729 #CD3437 #D96567 #E59698

Accessibility & contrast

On white

5.07

#CD3437 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#CD3437 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CD3437

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CD3437	#FFFFFF	#000000	##FFFFFF
##CD3437	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625935

Deuteranopia (green-blind)

#887A31

Tritanopia (blue-blind)

#E20037

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #cd3437;
/* rgb */ color: rgb(205, 52, 55);
/* oklch */ color: oklch(56.3% 0.190 24.9);

Tailwind

colors: {
  custom: {
    50: '#e5786e',
    500: '#cd3437',
    950: '#000000',
  },
}

SCSS

$custom: #cd3437;
$custom-light: #e5786e;
$custom-dark: #000000;

JSON

{
  "hex": "#cd3437",
  "rgb": {
    "r": 205,
    "g": 52,
    "b": 55
  },
  "hsl": {
    "h": 358.824,
    "s": 60.474,
    "l": 50.392
  },
  "oklch": {
    "l": 0.56255,
    "c": 0.18966,
    "h": 24.9
  },
  "luminance": 0.15711
}

Semantic roles & 50–950 ramp

primary

#CD3437

secondary

#8CD1CF

accent

#E4E044

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #CD3437

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

Preview Lab → · Contrast checker → · Palette generator →