#3665C2#3665C2

#3665C2 is a mid, vivid blue. Relative luminance 0.140; OKLCH L 52.4% C 0.155 H 262.3°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX#3665C2
RGBrgb(54, 101, 194)
HSLhsl(220, 56%, 49%)
HSVhsv(220, 72%, 76%)
CMYKcmyk(72.2%, 47.9%, 0%, 23.9%)
CIE-LABlab(44.21, 16.02, -53.40)
CIE-LCHlch(44.21, 55.76, 286.70°)
OKLaboklab(52.44% -0.0208 -0.1532)
OKLCHoklch(52.44% 0.155 262.3)
XYZxyz(15.9091, 13.9850, 52.8894)
Luminance0.1399 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3665C2 #C29336
analogous
#36ABC2 #3665C2 #4D36C2
triadic
#3665C2 #C23665 #65C236
tetradic
#3665C2 #C236AB #C29336 #36C24D
square
#3665C2 #C236AB #C29336 #36C24D
split-complementary
#3665C2 #C24D36 #ABC236
monochromatic
#1B3362 #294C92 #3665C2 #6288D3 #92ACE1

Accessibility & contrast

On white

5.53
#3665C2 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.80
#3665C2 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3665C2
5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3665C2#FFFFFF#000000##FFFFFF
##3665C21.005.533.805.53
#FFFFFF5.531.0021.001.00
#0000003.8021.001.0021.00
##FFFFFF5.531.0021.001.00

Color blindness preview

Protanopia (red-blind)
#326FC5
Deuteranopia (green-blind)
#0862C0
Tritanopia (blue-blind)
#007B8A
Achromatopsia (no color)
#696969

Design tokens & code

CSS
--color: #3665c2;
/* rgb */ color: rgb(54, 101, 194);
/* oklch */ color: oklch(52.4% 0.155 262.3);
Tailwind
colors: {
  custom: {
    50: '#7f90d5',
    500: '#3665c2',
    950: '#000000',
  },
}
SCSS
$custom: #3665c2;
$custom-light: #7f90d5;
$custom-dark: #000000;
JSON
{
  "hex": "#3665c2",
  "rgb": {
    "r": 54,
    "g": 101,
    "b": 194
  },
  "hsl": {
    "h": 219.857,
    "s": 56.452,
    "l": 48.627
  },
  "oklch": {
    "l": 0.52442,
    "c": 0.15464,
    "h": 262.3
  },
  "luminance": 0.13987
}

Semantic roles & 50–950 ramp

primary
#3665C2
secondary
#CCB588
accent
#AD48E0
background
#F8F8FD
surface
#EFF0FA
border
#CACBD3
text
#0B0C14
muted
#7C7D83

Preview Lab

Preview with #3665C2

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

Preview Lab → · Contrast checker → · Palette generator →

#3665C2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva