#345F8F

#345F8F

Color Values

HEX

#345F8F

RGB

52, 95, 143

HSL

211.6, 46.7%, 38.2%

HSV

211.6, 63.6%, 56.1%

CMYK

63.6%, 33.6%, 0.0%, 43.9%

OKLCH

0.4773 0.0917 252.6

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#345F8F

#8F6434

Analogous

#348C8F

#36348F

#345F8F

Triadic

#345F8F

#8F345F

#5F8F34

Split Complementary

#345F8F

#8F3634

#8C8F34

Tetradic

#345F8F

#8F348C

#8F6434

#348F36

Color Blindness Simulation

Original

#345F8F

Protanopia

#474783

Deuteranopia

#444181

Tritanopia

#367A78

Achromatopsia

#595959

CSS Usage

background-color: #345F8F;
color: #345F8F;
border-color: #345F8F;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F4F7FA
100
#E6EDF4
200
#CBDAEC
300
#A5C0DE
400
#759ECD
500
#447CBB
600
#366396
700
#2B5078
800
#223E5E
900
#1C2F45
950
#121E2B

Contrast Checker

Text on white

6.6:1

AA Pass AAA Fail

Text on black

3.18:1

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