#3F3289

#3F3289

Color Values

HEX

#3F3289

RGB

63, 50, 137

HSL

249.0, 46.5%, 36.7%

HSV

249.0, 63.5%, 53.7%

CMYK

54.0%, 63.5%, 0.0%, 46.3%

OKLCH

0.3847 0.1388 284.6

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#3F3289

#7C8932

Analogous

#325189

#6B3289

#3F3289

Triadic

#3F3289

#893F32

#32893F

Split Complementary

#3F3289

#896B32

#518932

Tetradic

#3F3289

#893251

#7C8932

#32896B

Color Blindness Simulation

Original

#3F3289

Protanopia

#393974

Deuteranopia

#3A3B6F

Tritanopia

#3E6360

Achromatopsia

#3B3B3B

CSS Usage

background-color: #3F3289;
color: #3F3289;
border-color: #3F3289;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F5F4FA
100
#E8E6F4
200
#D0CBEC
300
#AEA5DE
400
#8275CD
500
#5644BB
600
#453795
700
#372C78
800
#2B225D
900
#221C45
950
#16122B

Contrast Checker

Text on white

10.35:1

AA Pass AAA Pass

Text on black

2.03:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026