#3F7F66

#3F7F66

Color Values

HEX

#3F7F66

RGB

63, 127, 102

HSL

156.6, 33.7%, 37.3%

HSV

156.6, 50.4%, 49.8%

CMYK

50.4%, 0.0%, 19.7%, 50.2%

OKLCH

0.5464 0.0776 165.9

Properties

Cool Dark Nearest: aquamarine 4

Color Harmonies

Complementary

#3F7F66

#7F3F58

Analogous

#3F7F46

#3F787F

#3F7F66

Triadic

#3F7F66

#663F7F

#7F663F

Split Complementary

#3F7F66

#7F3F78

#7F463F

Tetradic

#3F7F66

#463F7F

#7F3F58

#787F3F

Color Blindness Simulation

Original

#3F7F66

Protanopia

#5B5B6C

Deuteranopia

#57526E

Tritanopia

#427172

Achromatopsia

#707070

CSS Usage

background-color: #3F7F66;
color: #3F7F66;
border-color: #3F7F66;
Nearest Tailwind: Emerald 700 #047857

Tailwind Shades

50
#F5FAF8
100
#E8F2EE
200
#CFE7DE
300
#ADD6C6
400
#81C0A8
500
#55AA89
600
#44886E
700
#366D58
800
#2A5544
900
#223F34
950
#152821

Contrast Checker

Text on white

4.73:1

AA Pass AAA Fail

Text on black

4.44:1

AA Fail 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