#366699

#366699

Color Values

HEX

#366699

RGB

54, 102, 153

HSL

210.9, 47.8%, 40.6%

HSV

210.9, 64.7%, 60.0%

CMYK

64.7%, 33.3%, 0.0%, 40.0%

OKLCH

0.5006 0.0973 251.6

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#366699

#996936

Analogous

#369899

#383699

#366699

Triadic

#366699

#993666

#669936

Split Complementary

#366699

#993836

#989936

Tetradic

#366699

#993698

#996936

#369938

Color Blindness Simulation

Original

#366699

Protanopia

#4B4B8D

Deuteranopia

#48448A

Tritanopia

#388381

Achromatopsia

#5F5F5F

CSS Usage

background-color: #366699;
color: #366699;
border-color: #366699;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F7FA
100
#E6EDF4
200
#CADBEC
300
#A5C1DF
400
#749FCE
500
#437EBC
600
#356597
700
#2B5079
800
#213F5E
900
#1C3045
950
#111E2C

Contrast Checker

Text on white

5.97:1

AA Pass AAA Fail

Text on black

3.52:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026