#3F6D88

#3F6D88

Color Values

HEX

#3F6D88

RGB

63, 109, 136

HSL

202.2, 36.7%, 39.0%

HSV

202.2, 53.7%, 53.3%

CMYK

53.7%, 19.9%, 0.0%, 46.7%

OKLCH

0.5131 0.0663 235.8

Properties

Cool Dark Nearest: skyblue 4

Color Harmonies

Complementary

#3F6D88

#885A3F

Analogous

#3F887E

#3F4888

#3F6D88

Triadic

#3F6D88

#883F6D

#6D883F

Split Complementary

#3F6D88

#883F48

#887E3F

Tetradic

#3F6D88

#7E3F88

#885A3F

#48883F

Color Blindness Simulation

Original

#3F6D88

Protanopia

#535381

Deuteranopia

#504D80

Tritanopia

#417C7B

Achromatopsia

#656565

CSS Usage

background-color: #3F6D88;
color: #3F6D88;
border-color: #3F6D88;
Nearest Tailwind: Cyan 800 #155E75

Tailwind Shades

50
#F5F8FA
100
#E8EFF3
200
#CEDFE8
300
#ABC8D8
400
#7EAAC3
500
#518CAE
600
#41708B
700
#345970
800
#284657
900
#203540
950
#142129

Contrast Checker

Text on white

5.59:1

AA Pass AAA Fail

Text on black

3.75:1

AA Fail 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