#3F3DD4#3F3DD4

#3F3DD4 is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 47.1% C 0.223 H 274.3°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#3F3DD4
RGB	rgb(63, 61, 212)
HSL	hsl(241, 64%, 54%)
HSV	hsv(241, 71%, 83%)
CMYK	cmyk(70.3%, 71.2%, 0%, 16.9%)
CIE-LAB	lab(36.26, 48.47, -76.74)
CIE-LCH	lch(36.26, 90.76, 302.28°)
OKLab	oklab(47.11% 0.0167 -0.2219)
OKLCH	oklch(47.11% 0.223 274.3)
XYZ	xyz(15.5984, 9.1462, 63.2179)
Luminance	0.0915 (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

#3F3DD4 #D2D43D

analogous

#3D86D4 #3F3DD4 #8A3DD4

triadic

#3F3DD4 #D43F3D #3DD43F

tetradic

#3F3DD4 #D43D86 #D2D43D #3DD48A

square

#3F3DD4 #D43D86 #D2D43D #3DD48A

split-complementary

#3F3DD4 #D48A3D #86D43D

monochromatic

#1D1B7B #2826AD #3F3DD4 #716FDF #A2A1EA

Accessibility & contrast

On white

7.42

#3F3DD4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#3F3DD4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3DD4

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3DD4	#FFFFFF	#000000	##FFFFFF
##3F3DD4	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CD8

Deuteranopia (green-blind)

#004ED1

Tritanopia (blue-blind)

#006784

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3f3dd4;
/* rgb */ color: rgb(63, 61, 212);
/* oklch */ color: oklch(47.1% 0.223 274.3);

Tailwind

colors: {
  custom: {
    50: '#8974e3',
    500: '#3f3dd4',
    950: '#000000',
  },
}

SCSS

$custom: #3f3dd4;
$custom-light: #8974e3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3dd4",
  "rgb": {
    "r": 63,
    "g": 61,
    "b": 212
  },
  "hsl": {
    "h": 240.795,
    "s": 63.713,
    "l": 53.529
  },
  "oklch": {
    "l": 0.47106,
    "c": 0.22251,
    "h": 274.3
  },
  "luminance": 0.09148
}

Semantic roles & 50–950 ramp

primary

#3F3DD4

secondary

#D6D796

accent

#E741E5

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0D0816

muted

#7E7B84

Preview Lab

Preview with #3F3DD4

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

Preview Lab → · Contrast checker → · Palette generator →