#CD3428#CD3428

#CD3428 is a mid, vivid red. Relative luminance 0.156; OKLCH L 56.1% C 0.192 H 29.1°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#CD3428
RGB	rgb(205, 52, 40)
HSL	hsl(4, 67%, 48%)
HSV	hsv(4, 80%, 80%)
CMYK	cmyk(0%, 74.6%, 80.5%, 19.6%)
CIE-LAB	lab(46.44, 58.72, 43.42)
CIE-LCH	lch(46.44, 73.03, 36.48°)
OKLab	oklab(56.08% 0.1673 0.0933)
OKLCH	oklch(56.08% 0.192 29.1)
XYZ	xyz(26.7911, 15.5926, 3.6061)
Luminance	0.1559 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CD3428 #28C1CD

analogous

#CD286E #CD3428 #CD8728

triadic

#CD3428 #28CD34 #3428CD

tetradic

#CD3428 #6ECD28 #28C1CD #8728CD

square

#CD3428 #6ECD28 #28C1CD #8728CD

split-complementary

#CD3428 #28CD87 #286ECD

monochromatic

#671A14 #9A271E #CD3428 #DE5E54 #E88F88

Accessibility & contrast

On white

5.10

#CD3428 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#CD3428 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CD3428

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CD3428	#FFFFFF	#000000	##FFFFFF
##CD3428	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635925

Deuteranopia (green-blind)

#897A20

Tritanopia (blue-blind)

#E20033

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #cd3428;
/* rgb */ color: rgb(205, 52, 40);
/* oklch */ color: oklch(56.1% 0.192 29.1);

Tailwind

colors: {
  custom: {
    50: '#e67764',
    500: '#cd3428',
    950: '#000000',
  },
}

SCSS

$custom: #cd3428;
$custom-light: #e67764;
$custom-dark: #000000;

JSON

{
  "hex": "#cd3428",
  "rgb": {
    "r": 205,
    "g": 52,
    "b": 40
  },
  "hsl": {
    "h": 4.364,
    "s": 67.347,
    "l": 48.039
  },
  "oklch": {
    "l": 0.56081,
    "c": 0.19157,
    "h": 29.1
  },
  "luminance": 0.15588
}

Semantic roles & 50–950 ramp

primary

#CD3428

secondary

#80CBD1

accent

#DEEA3E

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180A05

muted

#867C7A

Preview Lab

Preview with #CD3428

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

Preview Lab → · Contrast checker → · Palette generator →