#66CAD0

#66CAD0

Color Values

HEX

#66CAD0

RGB

102, 202, 208

HSL

183.4, 53.0%, 60.8%

HSV

183.4, 51.0%, 81.6%

CMYK

51.0%, 2.9%, 0.0%, 18.4%

OKLCH

0.7812 0.0939 200.6

Properties

Cool Light Nearest: NCS S 0530-B40G Aqua

Color Harmonies

Complementary

#66CAD0

#D06C66

Analogous

#66D0A1

#6695D0

#66CAD0

Triadic

#66CAD0

#D066CA

#CAD066

Split Complementary

#66CAD0

#D06695

#D0A166

Tetradic

#66CAD0

#A166D0

#D06C66

#95D066

Color Blindness Simulation

Original

#66CAD0

Protanopia

#9192CF

Deuteranopia

#8C84CE

Tritanopia

#6BCDCD

Achromatopsia

#B5B5B5

CSS Usage

background-color: #66CAD0;
color: #66CAD0;
border-color: #66CAD0;
Nearest Tailwind: Cyan 300 #67E8F9

Tailwind Shades

50
#F4FAFB
100
#E5F4F5
200
#C8ECEE
300
#A1DFE2
400
#6FCDD3
500
#3CBBC3
600
#30969C
700
#26787D
800
#1E5E62
900
#194548
950
#102C2D

Contrast Checker

Text on white

1.92:1

AA Fail AAA Fail

Text on black

10.92:1

AA Pass AAA Pass

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026