#405C8C

#405C8C

Color Values

HEX

#405C8C

RGB

64, 92, 140

HSL

217.9, 37.3%, 40.0%

HSV

217.9, 54.3%, 54.9%

CMYK

54.3%, 34.3%, 0.0%, 45.1%

OKLCH

0.475 0.0851 260.7

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#405C8C

#8C7040

Analogous

#40828C

#4A408C

#405C8C

Triadic

#405C8C

#8C405C

#5C8C40

Split Complementary

#405C8C

#8C4A40

#828C40

Tetradic

#405C8C

#8C4082

#8C7040

#408C4A

Color Blindness Simulation

Original

#405C8C

Protanopia

#4C4C80

Deuteranopia

#4A487E

Tritanopia

#417775

Achromatopsia

#5A5A5A

CSS Usage

background-color: #405C8C;
color: #405C8C;
border-color: #405C8C;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F5F7FA
100
#E7ECF3
200
#CED8E9
300
#ABBCD9
400
#7D97C4
500
#5073AF
600
#405C8C
700
#334A70
800
#283958
900
#202C41
950
#141C29

Contrast Checker

Text on white

6.71:1

AA Pass AAA Fail

Text on black

3.13:1

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