#3F3BD6#3F3BD6

#3F3BD6 is a mid, highly saturated blue. Relative luminance 0.090; OKLCH L 47.0% C 0.227 H 274.4°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#3F3BD6
RGB	rgb(63, 59, 214)
HSL	hsl(242, 65%, 54%)
HSV	hsv(242, 72%, 84%)
CMYK	cmyk(70.6%, 72.4%, 0%, 16.1%)
CIE-LAB	lab(36.06, 50.23, -78.23)
CIE-LCH	lch(36.06, 92.97, 302.70°)
OKLab	oklab(47.02% 0.0174 -0.2262)
OKLCH	oklch(47.02% 0.227 274.4)
XYZ	xyz(15.7474, 9.0382, 64.5199)
Luminance	0.0904 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.81

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F3BD6 #D2D63B

analogous

#3B84D6 #3F3BD6 #8C3BD6

triadic

#3F3BD6 #D63F3B #3BD63F

tetradic

#3F3BD6 #D63B84 #D2D63B #3BD68C

square

#3F3BD6 #D63B84 #D2D63B #3BD68C

split-complementary

#3F3BD6 #D68C3B #84D63B

monochromatic

#1D1A7D #2825AF #3F3BD6 #716EE1 #A2A0EB

Accessibility & contrast

On white

7.48

#3F3BD6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#3F3BD6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3BD6

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3BD6	#FFFFFF	#000000	##FFFFFF
##3F3BD6	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)

#005CDB

Deuteranopia (green-blind)

#004ED3

Tritanopia (blue-blind)

#006785

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3f3bd6;
/* rgb */ color: rgb(63, 59, 214);
/* oklch */ color: oklch(47.0% 0.227 274.4);

Tailwind

colors: {
  custom: {
    50: '#8973e4',
    500: '#3f3bd6',
    950: '#000000',
  },
}

SCSS

$custom: #3f3bd6;
$custom-light: #8973e4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3bd6",
  "rgb": {
    "r": 63,
    "g": 59,
    "b": 214
  },
  "hsl": {
    "h": 241.548,
    "s": 65.401,
    "l": 53.529
  },
  "oklch": {
    "l": 0.47017,
    "c": 0.2269,
    "h": 274.4
  },
  "luminance": 0.0904
}

Semantic roles & 50–950 ramp

primary

#3F3BD6

secondary

#D6D895

accent

#E83FE4

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0D0816

muted

#7E7B84

Preview Lab

Preview with #3F3BD6

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

Preview Lab → · Contrast checker → · Palette generator →