#3879AF

#3879AF

Color Values

HEX

#3879AF

RGB

56, 121, 175

HSL

207.2, 51.5%, 45.3%

HSV

207.2, 68.0%, 68.6%

CMYK

68.0%, 30.9%, 0.0%, 31.4%

OKLCH

0.5586 0.1072 246.4

Properties

Cool Dark Nearest: RAL 5012 Light Blue

Color Harmonies

Complementary

#3879AF

#AF6E38

Analogous

#38AFA9

#383EAF

#3879AF

Triadic

#3879AF

#AF3879

#79AF38

Split Complementary

#3879AF

#AF383E

#AFA938

Tetradic

#3879AF

#A938AF

#AF6E38

#3EAF38

Color Blindness Simulation

Original

#3879AF

Protanopia

#5455A2

Deuteranopia

#504C9F

Tritanopia

#3B9895

Achromatopsia

#6F6F6F

CSS Usage

background-color: #3879AF;
color: #3879AF;
border-color: #3879AF;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F8FB
100
#E5EEF5
200
#C9DDEE
300
#A2C5E1
400
#70A5D1
500
#3E86C1
600
#316B9B
700
#28567C
800
#1F4361
900
#1A3347
950
#10202D

Contrast Checker

Text on white

4.64:1

AA Pass AAA Fail

Text on black

4.52:1

AA Pass AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

ม.ค. 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

ม.ค. 21, 2026
Tutorials

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

ม.ค. 18, 2026