#366EB3

#366EB3

Color Values

HEX

#366EB3

RGB

54, 110, 179

HSL

213,1, 53,6%, 45,7%

HSV

213,1, 69,8%, 70,2%

CMYK

69,8%, 38,5%, 0,0%, 29,8%

OKLCH

0,5345 0,1238 255,0

Properties

Cool Dark Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#366EB3

#B37B36

Analogous

#36ADB3

#3D36B3

#366EB3

Triadic

#366EB3

#B3366E

#6EB336

Split Complementary

#366EB3

#B33D36

#ADB336

Tetradic

#366EB3

#B336AD

#B37B36

#36B33D

Color Blindness Simulation

Original

#366EB3

Protanopia

#4E4FA2

Deuteranopia

#4B479E

Tritanopia

#399592

Achromatopsia

#676767

CSS Usage

background-color: #366EB3;
color: #366EB3;
border-color: #366EB3;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F7FB
100
#E5ECF5
200
#C8D9EE
300
#A1BEE3
400
#6E9BD3
500
#3B78C4
600
#2F609D
700
#264D7D
800
#1E3C62
900
#192E48
950
#101D2D

Contrast Checker

Text on white

5,2:1

AA Pass AAA Fail

Text on black

4,04:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Oca 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Oca 21, 2026
Tutorials

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

Oca 18, 2026