#3685CC

#3685CC

Color Values

HEX

#3685CC

RGB

54, 133, 204

HSL

208.4, 59.5%, 50.6%

HSV

208.4, 73.5%, 80.0%

CMYK

73.5%, 34.8%, 0.0%, 20.0%

OKLCH

0.6018 0.1328 249.0

Properties

Cool Light Nearest: RAL 5012 Light Blue

Color Harmonies

Complementary

#3685CC

#CC7D36

Analogous

#36CCC8

#363ACC

#3685CC

Triadic

#3685CC

#CC3685

#85CC36

Split Complementary

#3685CC

#CC363A

#CCC836

Tetradic

#3685CC

#C836CC

#CC7D36

#3ACC36

Color Blindness Simulation

Original

#3685CC

Protanopia

#5859BB

Deuteranopia

#544EB7

Tritanopia

#3AADAA

Achromatopsia

#797979

CSS Usage

background-color: #3685CC;
color: #3685CC;
border-color: #3685CC;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F8FB
100
#E4EEF6
200
#C6DCF1
300
#9DC4E6
400
#69A4D9
500
#3484CB
600
#2969A3
700
#215482
800
#1A4266
900
#17324A
950
#0E1F2F

Contrast Checker

Text on white

3.9:1

AA Fail AAA Fail

Text on black

5.38:1

AA Pass AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026