#3F3DD6#3F3DD6

#3F3DD6 is a mid, highly saturated blue. Relative luminance 0.092; OKLCH L 47.3% C 0.225 H 274.2°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX#3F3DD6
RGBrgb(63, 61, 214)
HSLhsl(241, 65%, 54%)
HSVhsv(241, 71%, 84%)
CMYKcmyk(70.6%, 71.5%, 0%, 16.1%)
CIE-LABlab(36.46, 49.12, -77.57)
CIE-LCHlch(36.46, 91.82, 302.34°)
OKLaboklab(47.3% 0.0164 -0.2243)
OKLCHoklch(47.3% 0.225 274.2)
XYZxyz(15.8522, 9.2477, 64.5549)
Luminance0.0925 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F3DD6 #D4D63D
analogous
#3D88D6 #3F3DD6 #8C3DD6
triadic
#3F3DD6 #D63F3D #3DD63F
tetradic
#3F3DD6 #D63D88 #D4D63D #3DD68C
square
#3F3DD6 #D63D88 #D4D63D #3DD68C
split-complementary
#3F3DD6 #D68C3D #88D63D
monochromatic
#1C1B7E #2725B1 #3F3DD6 #7170E1 #A3A2EB

Accessibility & contrast

On white

7.37
#3F3DD6 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.85
#3F3DD6 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3DD6
7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F3DD6#FFFFFF#000000##FFFFFF
##3F3DD61.007.372.857.37
#FFFFFF7.371.0021.001.00
#0000002.8521.001.0021.00
##FFFFFF7.371.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005DDB
Deuteranopia (green-blind)
#004FD3
Tritanopia (blue-blind)
#006886
Achromatopsia (no color)
#565656

Design tokens & code

CSS
--color: #3f3dd6;
/* rgb */ color: rgb(63, 61, 214);
/* oklch */ color: oklch(47.3% 0.225 274.2);
Tailwind
colors: {
  custom: {
    50: '#8974e4',
    500: '#3f3dd6',
    950: '#000000',
  },
}
SCSS
$custom: #3f3dd6;
$custom-light: #8974e4;
$custom-dark: #000000;
JSON
{
  "hex": "#3f3dd6",
  "rgb": {
    "r": 63,
    "g": 61,
    "b": 214
  },
  "hsl": {
    "h": 240.784,
    "s": 65.106,
    "l": 53.922
  },
  "oklch": {
    "l": 0.47301,
    "c": 0.22492,
    "h": 274.2
  },
  "luminance": 0.09249
}

Semantic roles & 50–950 ramp

primary
#3F3DD6
secondary
#D7D897
accent
#E840E6
background
#F9F7FE
surface
#F2EDFC
border
#CCC8D5
text
#0D0816
muted
#7E7B84

Preview Lab

Preview with #3F3DD6

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

Preview Lab → · Contrast checker → · Palette generator →

#3F3DD6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva