#3777AF

#3777AF

Color Values

HEX

#3777AF

RGB

55, 119, 175

HSL

208.0, 52.2%, 45.1%

HSV

208.0, 68.6%, 68.6%

CMYK

68.6%, 32.0%, 0.0%, 31.4%

OKLCH

0.5535 0.1093 247.7

Properties

Cool Dark Nearest: RAL 5012 Light Blue

Color Harmonies

Complementary

#3777AF

#AF6F37

Analogous

#37AFAB

#373BAF

#3777AF

Triadic

#3777AF

#AF3777

#77AF37

Split Complementary

#3777AF

#AF373B

#AFAB37

Tetradic

#3777AF

#AB37AF

#AF6F37

#3BAF37

Color Blindness Simulation

Original

#3777AF

Protanopia

#5353A1

Deuteranopia

#4F4A9E

Tritanopia

#3A9794

Achromatopsia

#6D6D6D

CSS Usage

background-color: #3777AF;
color: #3777AF;
border-color: #3777AF;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F8FB
100
#E5EEF5
200
#C9DDEE
300
#A2C4E2
400
#6FA4D2
500
#3D84C2
600
#316A9B
700
#27547C
800
#1E4261
900
#1A3247
950
#10202D

Contrast Checker

Text on white

4.75:1

AA Pass AAA Fail

Text on black

4.42:1

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