#3F5586

#3F5586

Color Values

HEX

#3F5586

RGB

63, 85, 134

HSL

221.4, 36.0%, 38.6%

HSV

221.4, 53.0%, 52.5%

CMYK

53.0%, 36.6%, 0.0%, 47.5%

OKLCH

0.4548 0.085 264.9

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#3F5586

#86703F

Analogous

#3F7886

#4C3F86

#3F5586

Triadic

#3F5586

#863F55

#55863F

Split Complementary

#3F5586

#864C3F

#78863F

Tetradic

#3F5586

#863F78

#86703F

#3F864C

Color Blindness Simulation

Original

#3F5586

Protanopia

#49497A

Deuteranopia

#474677

Tritanopia

#40716F

Achromatopsia

#545454

CSS Usage

background-color: #3F5586;
color: #3F5586;
border-color: #3F5586;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F5F6FA
100
#E8EBF3
200
#CED6E8
300
#ACB9D8
400
#7F94C3
500
#526EAD
600
#41588B
700
#34466F
800
#293757
900
#212A40
950
#151B29

Contrast Checker

Text on white

7.36:1

AA Pass AAA Pass

Text on black

2.85:1

AA Fail 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