#66B591

#66B591

Color Values

HEX

#66B591

RGB

102, 181, 145

HSL

152.7, 34.8%, 55.5%

HSV

152.7, 43.6%, 71.0%

CMYK

43.6%, 0.0%, 19.9%, 29.0%

OKLCH

0.7121 0.0953 163.0

Properties

Cool Light Nearest: Forest Green

Color Harmonies

Complementary

#66B591

#B5668A

Analogous

#66B56A

#66B1B5

#66B591

Triadic

#66B591

#9166B5

#B59166

Split Complementary

#66B591

#B566B1

#B56A66

Tetradic

#66B591

#6A66B5

#B5668A

#B1B566

Color Blindness Simulation

Original

#66B591

Protanopia

#88899A

Deuteranopia

#847E9C

Tritanopia

#6AA1A2

Achromatopsia

#A2A2A2

CSS Usage

background-color: #66B591;
color: #66B591;
border-color: #66B591;
Nearest Tailwind: Teal 500 #14B8A6

Tailwind Shades

50
#F5FAF8
100
#E8F2EE
200
#CFE8DC
300
#ADD7C4
400
#80C1A4
500
#53AC83
600
#438969
700
#356E54
800
#2A5642
900
#214032
950
#15281F

Contrast Checker

Text on white

2.45:1

AA Fail AAA Fail

Text on black

8.58:1

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