#3F3DD3#3F3DD3

#3F3DD3 is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 47.0% C 0.221 H 274.4°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#3F3DD3
RGB	rgb(63, 61, 211)
HSL	hsl(241, 63%, 53%)
HSV	hsv(241, 71%, 83%)
CMYK	cmyk(70.1%, 71.1%, 0%, 17.3%)
CIE-LAB	lab(36.17, 48.15, -76.32)
CIE-LCH	lch(36.17, 90.24, 302.25°)
OKLab	oklab(47.01% 0.0168 -0.2207)
OKLCH	oklch(47.01% 0.221 274.4)
XYZ	xyz(15.4726, 9.0959, 62.5557)
Luminance	0.0910 (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

#3F3DD3 #D1D33D

analogous

#3D86D3 #3F3DD3 #8A3DD3

triadic

#3F3DD3 #D33F3D #3DD33F

tetradic

#3F3DD3 #D33D86 #D1D33D #3DD38A

square

#3F3DD3 #D33D86 #D1D33D #3DD38A

split-complementary

#3F3DD3 #D38A3D #86D33D

monochromatic

#1D1C7A #2927AC #3F3DD3 #706FDE #A2A1EA

Accessibility & contrast

On white

7.45

#3F3DD3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#3F3DD3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3DD3

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3DD3	#FFFFFF	#000000	##FFFFFF
##3F3DD3	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CD7

Deuteranopia (green-blind)

#004ED0

Tritanopia (blue-blind)

#006784

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3f3dd3;
/* rgb */ color: rgb(63, 61, 211);
/* oklch */ color: oklch(47.0% 0.221 274.4);

Tailwind

colors: {
  custom: {
    50: '#8974e2',
    500: '#3f3dd3',
    950: '#000000',
  },
}

SCSS

$custom: #3f3dd3;
$custom-light: #8974e2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3dd3",
  "rgb": {
    "r": 63,
    "g": 61,
    "b": 211
  },
  "hsl": {
    "h": 240.8,
    "s": 63.025,
    "l": 53.333
  },
  "oklch": {
    "l": 0.47008,
    "c": 0.2213,
    "h": 274.4
  },
  "luminance": 0.09097
}

Semantic roles & 50–950 ramp

primary

#3F3DD3

secondary

#D5D696

accent

#E642E4

background

#F9F7FE

surface

#F1EDFC

border

#CBC8D5

text

#0D0816

muted

#7E7B84

Preview Lab

Preview with #3F3DD3

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

Preview Lab → · Contrast checker → · Palette generator →