#3969DE#3969DE

#3969DE is a mid, vivid blue. Relative luminance 0.162; OKLCH L 55.4% C 0.187 H 264.3°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX#3969DE
RGBrgb(57, 105, 222)
HSLhsl(223, 71%, 55%)
HSVhsv(223, 74%, 87%)
CMYKcmyk(74.3%, 52.7%, 0%, 12.9%)
CIE-LABlab(47.29, 24.18, -64.45)
CIE-LCHlch(47.29, 68.83, 290.56°)
OKLaboklab(55.42% -0.0185 -0.1856)
OKLCHoklch(55.42% 0.187 264.3)
XYZxyz(19.9191, 16.2447, 71.1788)
Luminance0.1625 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3969DE #DEAE39
analogous
#39BCDE #3969DE #5B39DE
triadic
#3969DE #DE3969 #69DE39
tetradic
#3969DE #DE39BC #DEAE39 #39DE5B
square
#3969DE #DE39BC #DEAE39 #39DE5B
split-complementary
#3969DE #DE5B39 #BCDE39
monochromatic
#163786 #1F4CBB #3969DE #6D91E7 #A2B8EF

Accessibility & contrast

On white

4.94
#3969DE on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.25
#3969DE on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3969DE
4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3969DE#FFFFFF#000000##FFFFFF
##3969DE1.004.944.254.94
#FFFFFF4.941.0021.001.00
#0000004.2521.001.0021.00
##FFFFFF4.941.0021.001.00

Color blindness preview

Protanopia (red-blind)
#1078E2
Deuteranopia (green-blind)
#0069DC
Tritanopia (blue-blind)
#008599
Achromatopsia (no color)
#707070

Design tokens & code

CSS
--color: #3969de;
/* rgb */ color: rgb(57, 105, 222);
/* oklch */ color: oklch(55.4% 0.187 264.3);
Tailwind
colors: {
  custom: {
    50: '#8593e9',
    500: '#3969de',
    950: '#000000',
  },
}
SCSS
$custom: #3969de;
$custom-light: #8593e9;
$custom-dark: #000000;
JSON
{
  "hex": "#3969de",
  "rgb": {
    "r": 57,
    "g": 105,
    "b": 222
  },
  "hsl": {
    "h": 222.545,
    "s": 71.429,
    "l": 54.706
  },
  "oklch": {
    "l": 0.55423,
    "c": 0.18653,
    "h": 264.3
  },
  "luminance": 0.16247
}

Semantic roles & 50–950 ramp

primary
#3969DE
secondary
#DCC897
accent
#BA3AEE
background
#F9F9FE
surface
#F1F1FD
border
#CBCBD5
text
#0D0D16
muted
#7E7E84

Preview Lab

Preview with #3969DE

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

Preview Lab → · Contrast checker → · Palette generator →

#3969DE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva