#3F39D6#3F39D6

#3F39D6 is a mid, highly saturated blue. Relative luminance 0.088; OKLCH L 46.7% C 0.229 H 274.6°. Best body text is #FFFFFF at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#3F39D6
RGB	rgb(63, 57, 214)
HSL	hsl(242, 66%, 53%)
HSV	hsv(242, 73%, 84%)
CMYK	cmyk(70.6%, 73.4%, 0%, 16.1%)
CIE-LAB	lab(35.67, 51.32, -78.88)
CIE-LCH	lch(35.67, 94.10, 303.05°)
OKLab	oklab(46.74% 0.0185 -0.2281)
OKLCH	oklch(46.74% 0.229 274.6)
XYZ	xyz(15.6466, 8.8365, 64.4863)
Luminance	0.0884 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.70

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F39D6 #D0D639

analogous

#3981D6 #3F39D6 #8D39D6

triadic

#3F39D6 #D63F39 #39D63F

tetradic

#3F39D6 #D63981 #D0D639 #39D68D

square

#3F39D6 #D63981 #D0D639 #39D68D

split-complementary

#3F39D6 #D68D39 #81D639

monochromatic

#1D197B #2924AE #3F39D6 #706CE0 #A19EEB

Accessibility & contrast

On white

7.59

#3F39D6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#3F39D6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F39D6

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F39D6	#FFFFFF	#000000	##FFFFFF
##3F39D6	1.00	7.59	2.77	7.59
#FFFFFF	7.59	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BDB

Deuteranopia (green-blind)

#004DD3

Tritanopia (blue-blind)

#006685

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3f39d6;
/* rgb */ color: rgb(63, 57, 214);
/* oklch */ color: oklch(46.7% 0.229 274.6);

Tailwind

colors: {
  custom: {
    50: '#8a72e4',
    500: '#3f39d6',
    950: '#000000',
  },
}

SCSS

$custom: #3f39d6;
$custom-light: #8a72e4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f39d6",
  "rgb": {
    "r": 63,
    "g": 57,
    "b": 214
  },
  "hsl": {
    "h": 242.293,
    "s": 65.69,
    "l": 53.137
  },
  "oklch": {
    "l": 0.4674,
    "c": 0.22883,
    "h": 274.6
  },
  "luminance": 0.08838
}

Semantic roles & 50–950 ramp

primary

#3F39D6

secondary

#D5D794

accent

#E93FE2

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #3F39D6

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

Preview Lab → · Contrast checker → · Palette generator →