#345F8C

#345F8C

Color Values

HEX

#345F8C

RGB

52, 95, 140

HSL

210.7, 45.8%, 37.6%

HSV

210.7, 62.9%, 54.9%

CMYK

62.9%, 32.1%, 0.0%, 45.1%

OKLCH

0.4757 0.0876 251.1

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#345F8C

#8C6134

Analogous

#348B8C

#35348C

#345F8C

Triadic

#345F8C

#8C345F

#5F8C34

Split Complementary

#345F8C

#8C3534

#8B8C34

Tetradic

#345F8C

#8C348B

#8C6134

#348C35

Color Blindness Simulation

Original

#345F8C

Protanopia

#474781

Deuteranopia

#44417E

Tritanopia

#367977

Achromatopsia

#595959

CSS Usage

background-color: #345F8C;
color: #345F8C;
border-color: #345F8C;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F4F7FA
100
#E6EDF4
200
#CBDBEC
300
#A6C1DE
400
#75A0CC
500
#457EBA
600
#376595
700
#2C5177
800
#233F5D
900
#1C3044
950
#121E2B

Contrast Checker

Text on white

6.64:1

AA Pass AAA Fail

Text on black

3.16:1

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