#3865DA#3865DA

#3865DA is a mid, vivid blue. Relative luminance 0.152; OKLCH L 54.3% C 0.186 H 264.9°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX#3865DA
RGBrgb(56, 101, 218)
HSLhsl(223, 69%, 54%)
HSVhsv(223, 74%, 85%)
CMYKcmyk(74.3%, 53.7%, 0%, 14.5%)
CIE-LABlab(45.92, 25.13, -64.41)
CIE-LCHlch(45.92, 69.14, 291.32°)
OKLaboklab(54.28% -0.0166 -0.1856)
OKLCHoklch(54.28% 0.186 264.9)
XYZxyz(18.9350, 15.2080, 68.2536)
Luminance0.1521 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3865DA #DAAD38
analogous
#38B6DA #3865DA #5C38DA
triadic
#3865DA #DA3865 #65DA38
tetradic
#3865DA #DA38B6 #DAAD38 #38DA5C
square
#3865DA #DA38B6 #DAAD38 #38DA5C
split-complementary
#3865DA #DA5C38 #B6DA38
monochromatic
#183580 #214AB3 #3865DA #6C8DE4 #9FB5ED

Accessibility & contrast

On white

5.20
#3865DA on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.04
#3865DA on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3865DA
5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3865DA#FFFFFF#000000##FFFFFF
##3865DA1.005.204.045.20
#FFFFFF5.201.0021.001.00
#0000004.0421.001.0021.00
##FFFFFF5.201.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0075DE
Deuteranopia (green-blind)
#0066D8
Tritanopia (blue-blind)
#008296
Achromatopsia (no color)
#6D6D6D

Design tokens & code

CSS
--color: #3865da;
/* rgb */ color: rgb(56, 101, 218);
/* oklch */ color: oklch(54.3% 0.186 264.9);
Tailwind
colors: {
  custom: {
    50: '#8490e6',
    500: '#3865da',
    950: '#000000',
  },
}
SCSS
$custom: #3865da;
$custom-light: #8490e6;
$custom-dark: #000000;
JSON
{
  "hex": "#3865da",
  "rgb": {
    "r": 56,
    "g": 101,
    "b": 218
  },
  "hsl": {
    "h": 223.333,
    "s": 68.644,
    "l": 53.725
  },
  "oklch": {
    "l": 0.54281,
    "c": 0.18632,
    "h": 264.9
  },
  "luminance": 0.1521
}

Semantic roles & 50–950 ramp

primary
#3865DA
secondary
#DAC694
accent
#BB3CEB
background
#F8F8FE
surface
#F0F0FC
border
#CBCBD5
text
#0D0C16
muted
#7D7D84

Preview Lab

Preview with #3865DA

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

Preview Lab → · Contrast checker → · Palette generator →

#3865DA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva