#3F4878

#3F4878

Color Values

HEX

#3F4878

RGB

63, 72, 120

HSL

230.5, 31.1%, 35.9%

HSV

230.5, 47.5%, 47.1%

CMYK

47.5%, 40.0%, 0.0%, 52.9%

OKLCH

0.4169 0.0809 274.3

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#3F4878

#786F3F

Analogous

#3F6578

#533F78

#3F4878

Triadic

#3F4878

#783F48

#48783F

Split Complementary

#3F4878

#78533F

#65783F

Tetradic

#3F4878

#783F65

#786F3F

#3F7853

Color Blindness Simulation

Original

#3F4878

Protanopia

#43436C

Deuteranopia

#42426A

Tritanopia

#3F6361

Achromatopsia

#4A4A4A

CSS Usage

background-color: #3F4878;
color: #3F4878;
border-color: #3F4878;
Nearest Tailwind: Sky 900 #0C4A6E

Tailwind Shades

50
#F5F6F9
100
#E8EAF2
200
#D0D4E6
300
#AFB5D5
400
#838DBE
500
#5864A7
600
#465086
700
#38406B
800
#2C3254
900
#23273E
950
#161927

Contrast Checker

Text on white

8.72:1

AA Pass AAA Pass

Text on black

2.41:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026