#3F949D

#3F949D

Color Values

HEX

#3F949D

RGB

63, 148, 157

HSL

185.7, 42.7%, 43.1%

HSV

185.7, 59.9%, 61.6%

CMYK

59.9%, 5.7%, 0.0%, 38.4%

OKLCH

0.6185 0.0821 204.8

Properties

Cool Light Nearest: RAL 5018 Turquoise Blue

Color Harmonies

Complementary

#3F949D

#9D483F

Analogous

#3F9D77

#3F659D

#3F949D

Triadic

#3F949D

#9D3F94

#949D3F

Split Complementary

#3F949D

#9D3F65

#9D773F

Tetradic

#3F949D

#773F9D

#9D483F

#659D3F

Color Blindness Simulation

Original

#3F949D

Protanopia

#64659B

Deuteranopia

#5F589A

Tritanopia

#439999

Achromatopsia

#838383

CSS Usage

background-color: #3F949D;
color: #3F949D;
border-color: #3F949D;
Nearest Tailwind: Cyan 600 #0891B2

Tailwind Shades

50
#F5FAFA
100
#E7F2F4
200
#CCE8EB
300
#A8D7DC
400
#78C1C9
500
#49ACB6
600
#3A8992
700
#2F6E74
800
#25565B
900
#1E4043
950
#13282A

Contrast Checker

Text on white

3.54:1

AA Fail AAA Fail

Text on black

5.93:1

AA Pass AAA Fail

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