#3C39CC#3C39CC

#3C39CC is a mid, highly saturated blue. Relative luminance 0.082; OKLCH L 45.6% C 0.218 H 274.4°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#3C39CC
RGB	rgb(60, 57, 204)
HSL	hsl(241, 59%, 51%)
HSV	hsv(241, 72%, 80%)
CMYK	cmyk(70.6%, 72.1%, 0%, 20%)
CIE-LAB	lab(34.49, 47.82, -75.04)
CIE-LCH	lch(34.49, 88.98, 302.51°)
OKLab	oklab(45.56% 0.0166 -0.217)
OKLCH	oklch(45.56% 0.218 274.4)
XYZ	xyz(14.2221, 8.2452, 57.9570)
Luminance	0.0825 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C39CC #C9CC39

analogous

#397FCC #3C39CC #8539CC

triadic

#3C39CC #CC3C39 #39CC3C

tetradic

#3C39CC #CC397F #C9CC39 #39CC85

square

#3C39CC #CC397F #C9CC39 #39CC85

split-complementary

#3C39CC #CC8539 #7FCC39

monochromatic

#1E1C6E #2B299F #3C39CC #6C6AD9 #9C9AE5

Accessibility & contrast

On white

7.93

#3C39CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#3C39CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C39CC

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C39CC	#FFFFFF	#000000	##FFFFFF
##3C39CC	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058D0

Deuteranopia (green-blind)

#004AC9

Tritanopia (blue-blind)

#00637F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3c39cc;
/* rgb */ color: rgb(60, 57, 204);
/* oklch */ color: oklch(45.6% 0.218 274.4);

Tailwind

colors: {
  custom: {
    50: '#8671dd',
    500: '#3c39cc',
    950: '#000000',
  },
}

SCSS

$custom: #3c39cc;
$custom-light: #8671dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3c39cc",
  "rgb": {
    "r": 60,
    "g": 57,
    "b": 204
  },
  "hsl": {
    "h": 241.224,
    "s": 59.036,
    "l": 51.176
  },
  "oklch": {
    "l": 0.45555,
    "c": 0.21762,
    "h": 274.4
  },
  "luminance": 0.08247
}

Semantic roles & 50–950 ramp

primary

#3C39CC

secondary

#D0D190

accent

#E246DF

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3C39CC

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

Preview Lab → · Contrast checker → · Palette generator →