#66878D

#66878D

Color Values

HEX

#66878D

RGB

102, 135, 141

HSL

189.2, 16.0%, 47.6%

HSV

189.2, 27.7%, 55.3%

CMYK

27.7%, 4.3%, 0.0%, 44.7%

OKLCH

0.6005 0.0382 209.9

Properties

Cool Light Nearest: lightblue 4

Color Harmonies

Complementary

#66878D

#8D6C66

Analogous

#668D7F

#66738D

#66878D

Triadic

#66878D

#8D6687

#878D66

Split Complementary

#66878D

#8D6673

#8D7F66

Tetradic

#66878D

#7F668D

#8D6C66

#738D66

Color Blindness Simulation

Original

#66878D

Protanopia

#74758C

Deuteranopia

#72708B

Tritanopia

#688A8A

Achromatopsia

#808080

CSS Usage

background-color: #66878D;
color: #66878D;
border-color: #66878D;
Nearest Tailwind: Gray 500 #6B7280

Tailwind Shades

50
#F6F8F8
100
#EBEFF0
200
#D6DFE1
300
#B8C9CC
400
#92ABB0
500
#6B8E94
600
#567176
700
#455B5F
800
#36474A
900
#293537
950
#1A2223

Contrast Checker

Text on white

3.88:1

AA Fail AAA Fail

Text on black

5.42:1

AA Pass AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026