#3F5786

#3F5786

Color Values

HEX

#3F5786

RGB

63, 87, 134

HSL

219.7, 36.0%, 38.6%

HSV

219.7, 53.0%, 52.5%

CMYK

53.0%, 35.1%, 0.0%, 47.5%

OKLCH

0.4594 0.0825 262.9

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#3F5786

#866E3F

Analogous

#3F7A86

#4A3F86

#3F5786

Triadic

#3F5786

#863F57

#57863F

Split Complementary

#3F5786

#864A3F

#7A863F

Tetradic

#3F5786

#863F7A

#866E3F

#3F864A

Color Blindness Simulation

Original

#3F5786

Protanopia

#494A7B

Deuteranopia

#484678

Tritanopia

#407270

Achromatopsia

#555555

CSS Usage

background-color: #3F5786;
color: #3F5786;
border-color: #3F5786;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F5F7FA
100
#E8EBF3
200
#CED7E8
300
#ACBBD8
400
#7F96C3
500
#5271AD
600
#415A8B
700
#34486F
800
#293857
900
#212B40
950
#151B29

Contrast Checker

Text on white

7.19:1

AA Pass AAA Pass

Text on black

2.92:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026