#3F44B2

#3F44B2

Color Values

HEX

#3F44B2

RGB

63, 68, 178

HSL

237.4, 47.7%, 47.3%

HSV

237.4, 64.6%, 69.8%

CMYK

64.6%, 61.8%, 0.0%, 30.2%

OKLCH

0.4513 0.1713 275.2

Properties

Cool Dark Nearest: NCS S 2050-R70B Violet

Color Harmonies

Complementary

#3F44B2

#B2AD3F

Analogous

#3F7EB2

#743FB2

#3F44B2

Triadic

#3F44B2

#B23F44

#44B23F

Split Complementary

#3F44B2

#B2743F

#7EB23F

Tetradic

#3F44B2

#B23F7E

#B2AD3F

#3FB274

Color Blindness Simulation

Original

#3F44B2

Protanopia

#414197

Deuteranopia

#414091

Tritanopia

#3F827E

Achromatopsia

#4B4B4B

CSS Usage

background-color: #3F44B2;
color: #3F44B2;
border-color: #3F44B2;
Nearest Tailwind: Blue 800 #1E40AF

Tailwind Shades

50
#F4F5FA
100
#E6E7F4
200
#CACCEC
300
#A5A7DF
400
#7478CE
500
#4348BC
600
#353A97
700
#2B2E79
800
#21245E
900
#1C1D45
950
#11132C

Contrast Checker

Text on white

7.83:1

AA Pass AAA Pass

Text on black

2.68:1

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