#3F4CD6#3F4CD6

#3F4CD6 is a mid, highly saturated blue. Relative luminance 0.111; OKLCH L 49.7% C 0.209 H 272.0°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX#3F4CD6
RGBrgb(63, 76, 214)
HSLhsl(235, 65%, 54%)
HSVhsv(235, 71%, 84%)
CMYKcmyk(70.6%, 64.5%, 0%, 16.1%)
CIE-LABlab(39.71, 40.28, -72.22)
CIE-LCHlch(39.71, 82.70, 299.15°)
OKLaboklab(49.66% 0.0074 -0.2087)
OKLCHoklch(49.66% 0.209 272)
XYZxyz(16.7678, 11.0790, 64.8601)
Luminance0.1108 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F4CD6 #D6C93F
analogous
#3F98D6 #3F4CD6 #7D3FD6
triadic
#3F4CD6 #D63F4C #4CD63F
tetradic
#3F4CD6 #D63F98 #D6C93F #3FD67D
square
#3F4CD6 #D63F98 #D6C93F #3FD67D
split-complementary
#3F4CD6 #D67D3F #98D63F
monochromatic
#1B247F #2632B2 #3F4CD6 #717BE1 #A4AAEC

Accessibility & contrast

On white

6.53
#3F4CD6 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.22
#3F4CD6 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F4CD6
6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F4CD6#FFFFFF#000000##FFFFFF
##3F4CD61.006.533.226.53
#FFFFFF6.531.0021.001.00
#0000003.2221.001.0021.00
##FFFFFF6.531.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0065DA
Deuteranopia (green-blind)
#0057D3
Tritanopia (blue-blind)
#00708A
Achromatopsia (no color)
#5E5E5E

Design tokens & code

CSS
--color: #3f4cd6;
/* rgb */ color: rgb(63, 76, 214);
/* oklch */ color: oklch(49.7% 0.209 272.0);
Tailwind
colors: {
  custom: {
    50: '#887ee4',
    500: '#3f4cd6',
    950: '#000000',
  },
}
SCSS
$custom: #3f4cd6;
$custom-light: #887ee4;
$custom-dark: #000000;
JSON
{
  "hex": "#3f4cd6",
  "rgb": {
    "r": 63,
    "g": 76,
    "b": 214
  },
  "hsl": {
    "h": 234.834,
    "s": 64.807,
    "l": 54.314
  },
  "oklch": {
    "l": 0.49655,
    "c": 0.2088,
    "h": 272
  },
  "luminance": 0.11081
}

Semantic roles & 50–950 ramp

primary
#3F4CD6
secondary
#D8D398
accent
#D940E8
background
#F9F7FE
surface
#F1EEFC
border
#CBC9D5
text
#0D0A16
muted
#7E7C84

Preview Lab

Preview with #3F4CD6

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

Preview Lab → · Contrast checker → · Palette generator →

#3F4CD6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva