#345C81

#345C81

Color Values

HEX

#345C81

RGB

52, 92, 129

HSL

208.8, 42.5%, 35.5%

HSV

208.8, 59.7%, 50.6%

CMYK

59.7%, 28.7%, 0.0%, 49.4%

OKLCH

0.4623 0.0757 248.0

Properties

Cool Dark Nearest: steelblue 4

Color Harmonies

Complementary

#345C81

#815934

Analogous

#34817F

#343681

#345C81

Triadic

#345C81

#81345C

#5C8134

Split Complementary

#345C81

#813436

#817F34

Tetradic

#345C81

#7F3481

#815934

#368134

Color Blindness Simulation

Original

#345C81

Protanopia

#454678

Deuteranopia

#434076

Tritanopia

#36716F

Achromatopsia

#565656

CSS Usage

background-color: #345C81;
color: #345C81;
border-color: #345C81;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F5F7FA
100
#E7EDF4
200
#CCDCEA
300
#A8C3DC
400
#79A2C9
500
#4982B6
600
#3B6891
700
#2F5374
800
#25415B
900
#1E3143
950
#131F2A

Contrast Checker

Text on white

7.01:1

AA Pass AAA Pass

Text on black

2.99:1

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