#3C40CD#3C40CD

#3C40CD is a mid, highly saturated blue. Relative luminance 0.090; OKLCH L 46.7% C 0.212 H 273.4°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#3C40CD
RGB	rgb(60, 64, 205)
HSL	hsl(238, 59%, 52%)
HSV	hsv(238, 71%, 80%)
CMYK	cmyk(70.7%, 68.8%, 0%, 19.6%)
CIE-LAB	lab(36.05, 44.11, -73.05)
CIE-LCH	lch(36.05, 85.34, 301.13°)
OKLab	oklab(46.7% 0.0125 -0.2112)
OKLCH	oklch(46.7% 0.212 273.4)
XYZ	xyz(14.7126, 9.0338, 58.7141)
Luminance	0.0903 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 2.80

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C40CD #CDC93C

analogous

#3C89CD #3C40CD #813CCD

triadic

#3C40CD #CD3C40 #40CD3C

tetradic

#3C40CD #CD3C89 #CDC93C #3CCD81

square

#3C40CD #CD3C89 #CDC93C #3CCD81

split-complementary

#3C40CD #CD813C #89CD3C

monochromatic

#1D1F71 #2A2DA2 #3C40CD #6D70D9 #9D9FE6

Accessibility & contrast

On white

7.48

#3C40CD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#3C40CD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C40CD

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C40CD	#FFFFFF	#000000	##FFFFFF
##3C40CD	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CD1

Deuteranopia (green-blind)

#004ECA

Tritanopia (blue-blind)

#006781

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3c40cd;
/* rgb */ color: rgb(60, 64, 205);
/* oklch */ color: oklch(46.7% 0.212 273.4);

Tailwind

colors: {
  custom: {
    50: '#8676dd',
    500: '#3c40cd',
    950: '#000000',
  },
}

SCSS

$custom: #3c40cd;
$custom-light: #8676dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3c40cd",
  "rgb": {
    "r": 60,
    "g": 64,
    "b": 205
  },
  "hsl": {
    "h": 238.345,
    "s": 59.184,
    "l": 51.961
  },
  "oklch": {
    "l": 0.46703,
    "c": 0.21156,
    "h": 273.4
  },
  "luminance": 0.09035
}

Semantic roles & 50–950 ramp

primary

#3C40CD

secondary

#D2D093

accent

#DE45E2

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3C40CD

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

Preview Lab → · Contrast checker → · Palette generator →