#3F8A9C

#3F8A9C

Color Values

HEX

#3F8A9C

RGB

63, 138, 156

HSL

191.6, 42.5%, 42.9%

HSV

191.6, 59.6%, 61.2%

CMYK

59.6%, 11.5%, 0.0%, 38.8%

OKLCH

0.5933 0.0785 215.8

Properties

Cool Light Nearest: NCS S 1060-B30G Teal

Color Harmonies

Complementary

#3F8A9C

#9C513F

Analogous

#3F9C7F

#3F5B9C

#3F8A9C

Triadic

#3F8A9C

#9C3F8A

#8A9C3F

Split Complementary

#3F8A9C

#9C3F5B

#9C7F3F

Tetradic

#3F8A9C

#7F3F9C

#9C513F

#5B9C3F

Color Blindness Simulation

Original

#3F8A9C

Protanopia

#5F6098

Deuteranopia

#5B5697

Tritanopia

#439493

Achromatopsia

#7B7B7B

CSS Usage

background-color: #3F8A9C;
color: #3F8A9C;
border-color: #3F8A9C;
Nearest Tailwind: Cyan 600 #0891B2

Tailwind Shades

50
#F5F9FA
100
#E7F1F4
200
#CCE5EA
300
#A8D2DC
400
#79B9C9
500
#49A1B6
600
#3B8191
700
#2F6774
800
#25505B
900
#1E3C43
950
#13262A

Contrast Checker

Text on white

3.94:1

AA Fail AAA Fail

Text on black

5.33:1

AA Pass AAA Fail

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