#3F3EB3

#3F3EB3

Color Values

HEX

#3F3EB3

RGB

63, 62, 179

HSL

240,5, 48,5%, 47,3%

HSV

240,5, 65,4%, 70,2%

CMYK

64,8%, 65,4%, 0,0%, 29,8%

OKLCH

0,4417 0,18 276,5

Properties

Cool Dark Nearest: NCS S 2050-R70B Violet

Color Harmonies

Complementary

#3F3EB3

#B2B33E

Analogous

#3E78B3

#7A3EB3

#3F3EB3

Triadic

#3F3EB3

#B33F3E

#3EB33F

Split Complementary

#3F3EB3

#B37A3E

#78B33E

Tetradic

#3F3EB3

#B33E78

#B2B33E

#3EB37A

Color Blindness Simulation

Original

#3F3EB3

Protanopia

#3F3F97

Deuteranopia

#3F3F90

Tritanopia

#3F807B

Achromatopsia

#474747

CSS Usage

background-color: #3F3EB3;
color: #3F3EB3;
border-color: #3F3EB3;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F4FB
100
#E6E6F5
200
#CACAED
300
#A5A4DF
400
#7473CE
500
#4342BD
600
#353597
700
#2B2A79
800
#21215F
900
#1C1B46
950
#11112C

Contrast Checker

Text on white

8,23:1

AA Pass AAA Pass

Text on black

2,55:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026