#345F91

#345F91

Color Values

HEX

#345F91

RGB

52, 95, 145

HSL

212.3, 47.2%, 38.6%

HSV

212.3, 64.1%, 56.9%

CMYK

64.1%, 34.5%, 0.0%, 43.1%

OKLCH

0.4785 0.0944 253.5

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#345F91

#916634

Analogous

#348D91

#383491

#345F91

Triadic

#345F91

#91345F

#5F9134

Split Complementary

#345F91

#913834

#8D9134

Tetradic

#345F91

#91348D

#916634

#349138

Color Blindness Simulation

Original

#345F91

Protanopia

#474785

Deuteranopia

#444182

Tritanopia

#367B79

Achromatopsia

#595959

CSS Usage

background-color: #345F91;
color: #345F91;
border-color: #345F91;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F4F7FA
100
#E6EDF4
200
#CADAEC
300
#A5C0DF
400
#749DCD
500
#437BBC
600
#366296
700
#2B4F78
800
#223D5E
900
#1C2F45
950
#121E2C

Contrast Checker

Text on white

6.58:1

AA Pass AAA Fail

Text on black

3.19:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026