#3F6DA4

#3F6DA4

Color Values

HEX

#3F6DA4

RGB

63, 109, 164

HSL

212.7, 44.5%, 44.5%

HSV

212.7, 61.6%, 64.3%

CMYK

61.6%, 33.5%, 0.0%, 35.7%

OKLCH

0.5274 0.101 253.9

Properties

Cool Dark Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#3F6DA4

#A4763F

Analogous

#3F9FA4

#443FA4

#3F6DA4

Triadic

#3F6DA4

#A43F6D

#6DA43F

Split Complementary

#3F6DA4

#A4443F

#9FA43F

Tetradic

#3F6DA4

#A43F9F

#A4763F

#3FA444

Color Blindness Simulation

Original

#3F6DA4

Protanopia

#535397

Deuteranopia

#504D94

Tritanopia

#418C8A

Achromatopsia

#676767

CSS Usage

background-color: #3F6DA4;
color: #3F6DA4;
border-color: #3F6DA4;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F7FA
100
#E6EDF4
200
#CBDAEB
300
#A7BFDD
400
#779DCB
500
#477AB8
600
#396293
700
#2D4E76
800
#233D5C
900
#1D2F44
950
#121D2B

Contrast Checker

Text on white

5.34:1

AA Pass AAA Fail

Text on black

3.93:1

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