#66BDBB

#66BDBB

Color Values

HEX

#66BDBB

RGB

102, 189, 187

HSL

178.6, 39.7%, 57.1%

HSV

178.6, 46.0%, 74.1%

CMYK

46.0%, 0.0%, 1.1%, 25.9%

OKLCH

0.7437 0.0843 193.5

Properties

Cool Light Nearest: NCS S 0530-B40G Aqua

Color Harmonies

Complementary

#66BDBB

#BD6668

Analogous

#66BD90

#6694BD

#66BDBB

Triadic

#66BDBB

#BB66BD

#BDBB66

Split Complementary

#66BDBB

#BD6694

#BD9066

Tetradic

#66BDBB

#9066BD

#BD6668

#94BD66

Color Blindness Simulation

Original

#66BDBB

Protanopia

#8C8CBB

Deuteranopia

#8780BC

Tritanopia

#6ABCBC

Achromatopsia

#AAAAAA

CSS Usage

background-color: #66BDBB;
color: #66BDBB;
border-color: #66BDBB;
Nearest Tailwind: Teal 500 #14B8A6

Tailwind Shades

50
#F5FAFA
100
#E7F3F3
200
#CDE9E9
300
#AADAD9
400
#7BC6C4
500
#4DB2B0
600
#3E8E8D
700
#317270
800
#265958
900
#1F4241
950
#142A29

Contrast Checker

Text on white

2.2:1

AA Fail AAA Fail

Text on black

9.56:1

AA Pass AAA Pass

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