#3869CC#3869CC

#3869CC is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.1% C 0.163 H 262.5°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX#3869CC
RGBrgb(56, 105, 204)
HSLhsl(220, 59%, 51%)
HSVhsv(220, 73%, 80%)
CMYKcmyk(72.5%, 48.5%, 0%, 20%)
CIE-LABlab(46.04, 17.44, -56.21)
CIE-LCHlch(46.04, 58.85, 287.23°)
OKLaboklab(54.08% -0.0213 -0.1614)
OKLCHoklch(54.08% 0.163 262.5)
XYZxyz(17.5777, 15.3016, 59.1422)
Luminance0.1530 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3869CC #CC9B38
analogous
#38B3CC #3869CC #5138CC
triadic
#3869CC #CC3869 #69CC38
tetradic
#3869CC #CC38B3 #CC9B38 #38CC51
square
#3869CC #CC38B3 #CC9B38 #38CC51
split-complementary
#3869CC #CC5138 #B3CC38
monochromatic
#1C376E #29509E #3869CC #698ED8 #99B2E5

Accessibility & contrast

On white

5.17
#3869CC on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.06
#3869CC on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3869CC
5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3869CC#FFFFFF#000000##FFFFFF
##3869CC1.005.174.065.17
#FFFFFF5.171.0021.001.00
#0000004.0621.001.0021.00
##FFFFFF5.171.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3174D0
Deuteranopia (green-blind)
#0067CA
Tritanopia (blue-blind)
#008091
Achromatopsia (no color)
#6D6D6D

Design tokens & code

CSS
--color: #3869cc;
/* rgb */ color: rgb(56, 105, 204);
/* oklch */ color: oklch(54.1% 0.163 262.5);
Tailwind
colors: {
  custom: {
    50: '#8193dc',
    500: '#3869cc',
    950: '#000000',
  },
}
SCSS
$custom: #3869cc;
$custom-light: #8193dc;
$custom-dark: #000000;
JSON
{
  "hex": "#3869cc",
  "rgb": {
    "r": 56,
    "g": 105,
    "b": 204
  },
  "hsl": {
    "h": 220.135,
    "s": 59.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.54075,
    "c": 0.16278,
    "h": 262.5
  },
  "luminance": 0.15304
}

Semantic roles & 50–950 ramp

primary
#3869CC
secondary
#D1BB8F
accent
#AE45E2
background
#F8F8FD
surface
#F0F0FB
border
#CBCBD4
text
#0C0D15
muted
#7D7D83

Preview Lab

Preview with #3869CC

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

Preview Lab → · Contrast checker → · Palette generator →

#3869CC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva