#3F306F

#3F306F

Color Values

HEX

#3F306F

RGB

63, 48, 111

HSL

254.3, 39.6%, 31.2%

HSV

254.3, 56.8%, 43.5%

CMYK

43.2%, 56.8%, 0.0%, 56.5%

OKLCH

0.3605 0.1048 291.2

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#3F306F

#606F30

Analogous

#30416F

#5F306F

#3F306F

Triadic

#3F306F

#6F3F30

#306F3F

Split Complementary

#3F306F

#6F5F30

#416F30

Tetradic

#3F306F

#6F3041

#606F30

#306F5F

Color Blindness Simulation

Original

#3F306F

Protanopia

#393860

Deuteranopia

#393A5C

Tritanopia

#3E5451

Achromatopsia

#383838

CSS Usage

background-color: #3F306F;
color: #3F306F;
border-color: #3F306F;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F6F5FA
100
#EAE7F3
200
#D4CDE9
300
#B5AADA
400
#8D7BC6
500
#654DB2
600
#513E8E
700
#413172
800
#332759
900
#271F42
950
#19142A

Contrast Checker

Text on white

11.27:1

AA Pass AAA Pass

Text on black

1.86:1

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