#66AFB7

#66AFB7

Color Values

HEX

#66AFB7

RGB

102, 175, 183

HSL

185.9, 36.0%, 55.9%

HSV

185.9, 44.3%, 71.8%

CMYK

44.3%, 4.4%, 0.0%, 28.2%

OKLCH

0.7094 0.0739 204.7

Properties

Cool Light Nearest: NCS S 0530-B40G Aqua

Color Harmonies

Complementary

#66AFB7

#B76E66

Analogous

#66B797

#6687B7

#66AFB7

Triadic

#66AFB7

#B766AF

#AFB766

Split Complementary

#66AFB7

#B76687

#B79766

Tetradic

#66AFB7

#9766B7

#B76E66

#87B766

Color Blindness Simulation

Original

#66AFB7

Protanopia

#8686B5

Deuteranopia

#817CB5

Tritanopia

#6AB4B3

Achromatopsia

#A0A0A0

CSS Usage

background-color: #66AFB7;
color: #66AFB7;
border-color: #66AFB7;
Nearest Tailwind: Cyan 500 #06B6D4

Tailwind Shades

50
#F5F9FA
100
#E8F2F3
200
#CEE6E8
300
#ACD3D8
400
#7FBCC3
500
#52A4AD
600
#41838B
700
#34696F
800
#295257
900
#213D40
950
#152729

Contrast Checker

Text on white

2.51:1

AA Fail AAA Fail

Text on black

8.38:1

AA Pass AAA Pass

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