#3F4296

#3F4296

Color Values

HEX

#3F4296

RGB

63, 66, 150

HSL

237.9, 40.8%, 41.8%

HSV

237.9, 58.0%, 58.8%

CMYK

58.0%, 56.0%, 0.0%, 41.2%

OKLCH

0.4249 0.135 277.4

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#3F4296

#96933F

Analogous

#3F6E96

#683F96

#3F4296

Triadic

#3F4296

#963F42

#42963F

Split Complementary

#3F4296

#96683F

#6E963F

Tetradic

#3F4296

#963F6E

#96933F

#3F9668

Color Blindness Simulation

Original

#3F4296

Protanopia

#404082

Deuteranopia

#40407D

Tritanopia

#3F726E

Achromatopsia

#474747

CSS Usage

background-color: #3F4296;
color: #3F4296;
border-color: #3F4296;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E7E7F3
200
#CDCEEA
300
#A9ABDB
400
#7A7DC7
500
#4B4FB4
600
#3C3F90
700
#303373
800
#26285A
900
#1F2042
950
#13142A

Contrast Checker

Text on white

8.64:1

AA Pass AAA Pass

Text on black

2.43:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026