#3F6281

#3F6281

Color Values

HEX

#3F6281

RGB

63, 98, 129

HSL

208.2, 34.4%, 37.6%

HSV

208.2, 51.2%, 50.6%

CMYK

51.2%, 24.0%, 0.0%, 49.4%

OKLCH

0.4829 0.0645 246.3

Properties

Cool Dark Nearest: steelblue 4

Color Harmonies

Complementary

#3F6281

#815E3F

Analogous

#3F817F

#3F4181

#3F6281

Triadic

#3F6281

#813F62

#62813F

Split Complementary

#3F6281

#813F41

#817F3F

Tetradic

#3F6281

#7F3F81

#815E3F

#41813F

Color Blindness Simulation

Original

#3F6281

Protanopia

#4E4E7A

Deuteranopia

#4C4A78

Tritanopia

#417472

Achromatopsia

#5D5D5D

CSS Usage

background-color: #3F6281;
color: #3F6281;
border-color: #3F6281;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F5F7FA
100
#E8EDF2
200
#CFDCE8
300
#ADC3D7
400
#80A3C1
500
#5482AB
600
#436889
700
#36536E
800
#2A4156
900
#21313F
950
#151F28

Contrast Checker

Text on white

6.41:1

AA Pass AAA Fail

Text on black

3.28:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

ก.พ. 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

ก.พ. 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

ก.พ. 19, 2026