#66689F

#66689F

Color Values

HEX

#66689F

RGB

102, 104, 159

HSL

237.9, 22.9%, 51.2%

HSV

237.9, 35.8%, 62.4%

CMYK

35.8%, 34.6%, 0.0%, 37.6%

OKLCH

0.5389 0.0856 281.5

Properties

Cool Dark Nearest: RAL 4011 Pearl Violet

Color Harmonies

Complementary

#66689F

#9F9D66

Analogous

#66859F

#81669F

#66689F

Triadic

#66689F

#9F6668

#689F66

Split Complementary

#66689F

#9F8166

#859F66

Tetradic

#66689F

#9F6685

#9F9D66

#669F81

Color Blindness Simulation

Original

#66689F

Protanopia

#676792

Deuteranopia

#67678E

Tritanopia

#668785

Achromatopsia

#6C6C6C

CSS Usage

background-color: #66689F;
color: #66689F;
border-color: #66689F;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F6F6F9
100
#EAEAF1
200
#D3D4E3
300
#B4B5D0
400
#8B8DB6
500
#62649D
600
#4F507D
700
#3F4064
800
#31324E
900
#26273A
950
#181925

Contrast Checker

Text on white

5.19:1

AA Pass AAA Fail

Text on black

4.05:1

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