#1B73C3

#1B73C3

Color Values

HEX

#1B73C3

RGB

27, 115, 195

HSL

208.6, 75.7%, 43.5%

HSV

208.6, 86.2%, 76.5%

CMYK

86.2%, 41.0%, 0.0%, 23.5%

OKLCH

0.5482 0.1472 251.2

Properties

Cool Dark Nearest: NCS S 1060-B Bright Blue

Color Harmonies

Complementary

#1B73C3

#C36B1B

Analogous

#1BC3BF

#1B1FC3

#1B73C3

Triadic

#1B73C3

#C31B73

#73C31B

Split Complementary

#1B73C3

#C31B1F

#C3BF1B

Tetradic

#1B73C3

#BF1BC3

#C36B1B

#1FC31B

Color Blindness Simulation

Original

#1B73C3

Protanopia

#4142B0

Deuteranopia

#3C35AB

Tritanopia

#1FA09D

Achromatopsia

#666666

CSS Usage

background-color: #1B73C3;
color: #1B73C3;
border-color: #1B73C3;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F2F8FC
100
#E2EEF9
200
#C0DDF6
300
#93C4F0
400
#59A4E8
500
#1F84E0
600
#196AB3
700
#14548F
800
#0F4270
900
#0F3251
950
#0A2033

Contrast Checker

Text on white

4.9:1

AA Pass AAA Fail

Text on black

4.29:1

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