#3D366B

#3D366B

Color Values

HEX

#3D366B

RGB

61, 54, 107

HSL

247.9, 32.9%, 31.6%

HSV

247.9, 49.5%, 42.0%

CMYK

43.0%, 49.5%, 0.0%, 58.0%

OKLCH

0.3677 0.0889 287.2

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#3D366B

#646B36

Analogous

#364A6B

#58366B

#3D366B

Triadic

#3D366B

#6B3D36

#366B3D

Split Complementary

#3D366B

#6B5836

#4A6B36

Tetradic

#3D366B

#6B364A

#646B36

#366B58

Color Blindness Simulation

Original

#3D366B

Protanopia

#3A3A5E

Deuteranopia

#3A3B5B

Tritanopia

#3D5452

Achromatopsia

#3B3B3B

CSS Usage

background-color: #3D366B;
color: #3D366B;
border-color: #3D366B;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F6F5F9
100
#E9E8F2
200
#D3D0E7
300
#B3AED6
400
#8A82C0
500
#6156A9
600
#4D4488
700
#3E376C
800
#302B55
900
#26223F
950
#181628

Contrast Checker

Text on white

10.83:1

AA Pass AAA Pass

Text on black

1.94:1

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