#3F69D8#3F69D8

#3F69D8 is a mid, vivid blue. Relative luminance 0.161; OKLCH L 55.2% C 0.177 H 265.4°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX#3F69D8
RGBrgb(63, 105, 216)
HSLhsl(224, 66%, 55%)
HSVhsv(224, 71%, 85%)
CMYKcmyk(70.8%, 51.4%, 0%, 15.3%)
CIE-LABlab(47.13, 22.76, -61.30)
CIE-LCHlch(47.13, 65.39, 290.37°)
OKLaboklab(55.23% -0.0143 -0.1762)
OKLCHoklch(55.23% 0.177 265.4)
XYZxyz(19.4918, 16.1158, 67.0358)
Luminance0.1612 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F69D8 #D8AE3F
analogous
#3FB6D8 #3F69D8 #613FD8
triadic
#3F69D8 #D83F69 #69D83F
tetradic
#3F69D8 #D83FB6 #D8AE3F #3FD861
square
#3F69D8 #D83FB6 #D8AE3F #3FD861
split-complementary
#3F69D8 #D8613F #B6D83F
monochromatic
#1A3782 #254CB5 #3F69D8 #7291E2 #A5B8ED

Accessibility & contrast

On white

4.97
#3F69D8 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.22
#3F69D8 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F69D8
4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F69D8#FFFFFF#000000##FFFFFF
##3F69D81.004.974.224.97
#FFFFFF4.971.0021.001.00
#0000004.2221.001.0021.00
##FFFFFF4.971.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2177DC
Deuteranopia (green-blind)
#0069D6
Tritanopia (blue-blind)
#008496
Achromatopsia (no color)
#707070

Design tokens & code

CSS
--color: #3f69d8;
/* rgb */ color: rgb(63, 105, 216);
/* oklch */ color: oklch(55.2% 0.177 265.4);
Tailwind
colors: {
  custom: {
    50: '#8693e5',
    500: '#3f69d8',
    950: '#000000',
  },
}
SCSS
$custom: #3f69d8;
$custom-light: #8693e5;
$custom-dark: #000000;
JSON
{
  "hex": "#3f69d8",
  "rgb": {
    "r": 63,
    "g": 105,
    "b": 216
  },
  "hsl": {
    "h": 223.529,
    "s": 66.234,
    "l": 54.706
  },
  "oklch": {
    "l": 0.55232,
    "c": 0.17683,
    "h": 265.4
  },
  "luminance": 0.16118
}

Semantic roles & 50–950 ramp

primary
#3F69D8
secondary
#DAC899
accent
#BA3FE9
background
#F9F9FE
surface
#F1F1FC
border
#CBCBD5
text
#0D0D16
muted
#7E7E84

Preview Lab

Preview with #3F69D8

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

Preview Lab → · Contrast checker → · Palette generator →

#3F69D8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva