#3B656B

#3B656B

Color Values

HEX

#3B656B

RGB

59, 101, 107

HSL

187.5, 28.9%, 32.5%

HSV

187.5, 44.9%, 42.0%

CMYK

44.9%, 5.6%, 0.0%, 58.0%

OKLCH

0.4785 0.0478 207.3

Properties

Cool Dark Nearest: RAL 5021 Water Blue

Color Harmonies

Complementary

#3B656B

#6B413B

Analogous

#3B6B59

#3B4D6B

#3B656B

Triadic

#3B656B

#6B3B65

#656B3B

Split Complementary

#3B656B

#6B3B4D

#6B593B

Tetradic

#3B656B

#593B6B

#6B413B

#4D6B3B

Color Blindness Simulation

Original

#3B656B

Protanopia

#4D4E6A

Deuteranopia

#4B4869

Tritanopia

#3D6868

Achromatopsia

#5D5D5D

CSS Usage

background-color: #3B656B;
color: #3B656B;
border-color: #3B656B;
Nearest Tailwind: Cyan 800 #155E75

Tailwind Shades

50
#F5F9F9
100
#E9F0F2
200
#D1E3E6
300
#B0CFD3
400
#85B5BC
500
#5B9BA4
600
#497C83
700
#3A6369
800
#2D4E52
900
#243A3D
950
#172527

Contrast Checker

Text on white

6.44:1

AA Pass AAA Fail

Text on black

3.26:1

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