#3F6471

#3F6471

Color Values

HEX

#3F6471

RGB

63, 100, 113

HSL

195,6, 28,4%, 34,5%

HSV

195,6, 44,2%, 44,3%

CMYK

44,2%, 11,5%, 0,0%, 55,7%

OKLCH

0,4806 0,047 222,2

Properties

Cool Dark Nearest: RAL 5025 Pearl Gentian Blue

Color Harmonies

Complementary

#3F6471

#714C3F

Analogous

#3F7165

#3F4B71

#3F6471

Triadic

#3F6471

#713F64

#64713F

Split Complementary

#3F6471

#713F4B

#71653F

Tetradic

#3F6471

#653F71

#714C3F

#4B713F

Color Blindness Simulation

Original

#3F6471

Protanopia

#4F4F6E

Deuteranopia

#4D4A6D

Tritanopia

#416B6B

Achromatopsia

#5D5D5D

CSS Usage

background-color: #3F6471;
color: #3F6471;
border-color: #3F6471;
Nearest Tailwind: Cyan 800 #155E75

Tailwind Shades

50
#F6F8F9
100
#E9EFF1
200
#D1E0E5
300
#B0CAD3
400
#86AEBB
500
#5B91A4
600
#497483
700
#3A5D69
800
#2E4852
900
#24363D
950
#172226

Contrast Checker

Text on white

6,42:1

AA Pass AAA Fail

Text on black

3,27:1

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