#CD3940#CD3940

#CD3940 is a mid, vivid red. Relative luminance 0.163; OKLCH L 56.8% C 0.184 H 22.9°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#CD3940
RGB	rgb(205, 57, 64)
HSL	hsl(357, 60%, 51%)
HSV	hsv(357, 72%, 80%)
CMYK	cmyk(0%, 72.2%, 68.8%, 19.6%)
CIE-LAB	lab(47.34, 57.96, 30.88)
CIE-LCH	lch(47.34, 65.67, 28.05°)
OKLab	oklab(56.85% 0.1699 0.0717)
OKLCH	oklch(56.85% 0.184 22.9)
XYZ	xyz(27.5684, 16.2797, 6.5402)
Luminance	0.1628 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CD3940 #39CDC6

analogous

#CD398A #CD3940 #CD7C39

triadic

#CD3940 #40CD39 #3940CD

tetradic

#CD3940 #8ACD39 #39CDC6 #7C39CD

square

#CD3940 #8ACD39 #39CDC6 #7C39CD

split-complementary

#CD3940 #39CD7C #398ACD

monochromatic

#6F1C20 #A0282E #CD3940 #D96A6F #E69B9E

Accessibility & contrast

On white

4.94

#CD3940 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#CD3940 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CD3940

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CD3940	#FFFFFF	#000000	##FFFFFF
##CD3940	1.00	4.94	4.26	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635C3F

Deuteranopia (green-blind)

#887C3B

Tritanopia (blue-blind)

#E1003D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cd3940;
/* rgb */ color: rgb(205, 57, 64);
/* oklch */ color: oklch(56.8% 0.184 22.9);

Tailwind

colors: {
  custom: {
    50: '#e47a75',
    500: '#cd3940',
    950: '#000000',
  },
}

SCSS

$custom: #cd3940;
$custom-light: #e47a75;
$custom-dark: #000000;

JSON

{
  "hex": "#cd3940",
  "rgb": {
    "r": 205,
    "g": 57,
    "b": 64
  },
  "hsl": {
    "h": 357.162,
    "s": 59.677,
    "l": 51.373
  },
  "oklch": {
    "l": 0.56846,
    "c": 0.18441,
    "h": 22.9
  },
  "luminance": 0.16276
}

Semantic roles & 50–950 ramp

primary

#CD3940

secondary

#90D2CE

accent

#E3DB45

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CD3940

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

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