#566899

#566899

Color Values

HEX

#566899

RGB

86, 104, 153

HSL

223.9, 28.0%, 46.9%

HSV

223.9, 43.8%, 60.0%

CMYK

43.8%, 32.0%, 0.0%, 40.0%

OKLCH

0.5237 0.0807 268.2

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#566899

#998756

Analogous

#568A99

#665699

#566899

Triadic

#566899

#995668

#689956

Split Complementary

#566899

#996656

#8A9956

Tetradic

#566899

#99568A

#998756

#569966

Color Blindness Simulation

Original

#566899

Protanopia

#5E5E8D

Deuteranopia

#5D5B8A

Tritanopia

#578482

Achromatopsia

#686868

CSS Usage

background-color: #566899;
color: #566899;
border-color: #566899;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F6F7F9
100
#E9EBF1
200
#D1D7E5
300
#B1BAD3
400
#8694BB
500
#5C6FA3
600
#495983
700
#3B4768
800
#2E3752
900
#242B3D
950
#171B26

Contrast Checker

Text on white

5.47:1

AA Pass AAA Fail

Text on black

3.84:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026