#3F3DCC#3F3DCC

#3F3DCC is a mid, highly saturated blue. Relative luminance 0.088; OKLCH L 46.3% C 0.213 H 274.8°. Best body text is #FFFFFF at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#3F3DCC
RGB	rgb(63, 61, 204)
HSL	hsl(241, 58%, 52%)
HSV	hsv(241, 70%, 80%)
CMYK	cmyk(69.1%, 70.1%, 0%, 20%)
CIE-LAB	lab(35.50, 45.87, -73.36)
CIE-LCH	lch(35.50, 86.52, 302.02°)
OKLab	oklab(46.33% 0.0179 -0.212)
OKLCH	oklch(46.33% 0.213 274.8)
XYZ	xyz(14.6141, 8.7525, 58.0343)
Luminance	0.0875 (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

#3F3DCC #CACC3D

analogous

#3D83CC #3F3DCC #873DCC

triadic

#3F3DCC #CC3F3D #3DCC3F

tetradic

#3F3DCC #CC3D83 #CACC3D #3DCC87

square

#3F3DCC #CC3D83 #CACC3D #3DCC87

split-complementary

#3F3DCC #CC873D #83CC3D

monochromatic

#1F1E71 #2C2AA1 #3F3DCC #6F6DD9 #9F9EE5

Accessibility & contrast

On white

7.63

#3F3DCC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#3F3DCC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3DCC

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3DCC	#FFFFFF	#000000	##FFFFFF
##3F3DCC	1.00	7.63	2.75	7.63
#FFFFFF	7.63	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AD0

Deuteranopia (green-blind)

#004DC9

Tritanopia (blue-blind)

#006480

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3f3dcc;
/* rgb */ color: rgb(63, 61, 204);
/* oklch */ color: oklch(46.3% 0.213 274.8);

Tailwind

colors: {
  custom: {
    50: '#8774dd',
    500: '#3f3dcc',
    950: '#000000',
  },
}

SCSS

$custom: #3f3dcc;
$custom-light: #8774dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3dcc",
  "rgb": {
    "r": 63,
    "g": 61,
    "b": 204
  },
  "hsl": {
    "h": 240.839,
    "s": 58.367,
    "l": 51.961
  },
  "oklch": {
    "l": 0.46332,
    "c": 0.21278,
    "h": 274.8
  },
  "luminance": 0.08754
}

Semantic roles & 50–950 ramp

primary

#3F3DCC

secondary

#D1D293

accent

#E246DF

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3F3DCC

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

Preview Lab → · Contrast checker → · Palette generator →