#656D8D

#656D8D

Color Values

HEX

#656D8D

RGB

101, 109, 141

HSL

228.0, 16.5%, 47.5%

HSV

228.0, 28.4%, 55.3%

CMYK

28.4%, 22.7%, 0.0%, 44.7%

OKLCH

0.5403 0.0511 273.7

Properties

Cool Dark Nearest: RAL 5014 Pigeon Blue

Color Harmonies

Complementary

#656D8D

#8D8565

Analogous

#65818D

#71658D

#656D8D

Triadic

#656D8D

#8D656D

#6D8D65

Split Complementary

#656D8D

#8D7165

#818D65

Tetradic

#656D8D

#8D6581

#8D8565

#658D71

Color Blindness Simulation

Original

#656D8D

Protanopia

#686985

Deuteranopia

#686783

Tritanopia

#657F7E

Achromatopsia

#6E6E6E

CSS Usage

background-color: #656D8D;
color: #656D8D;
border-color: #656D8D;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F8
100
#EBECF0
200
#D5D8E1
300
#B8BCCC
400
#9197B0
500
#6A7395
600
#555C77
700
#444A5F
800
#35394A
900
#292C38
950
#1A1C23

Contrast Checker

Text on white

5.09:1

AA Pass AAA Fail

Text on black

4.13:1

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