#3B3390

#3B3390

Color Values

HEX

#3B3390

RGB

59, 51, 144

HSL

245.2, 47.7%, 38.2%

HSV

245.2, 64.6%, 56.5%

CMYK

59.0%, 64.6%, 0.0%, 43.5%

OKLCH

0.389 0.1477 280.9

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#3B3390

#889033

Analogous

#335990

#693390

#3B3390

Triadic

#3B3390

#903B33

#33903B

Split Complementary

#3B3390

#906933

#599033

Tetradic

#3B3390

#903359

#889033

#339069

Color Blindness Simulation

Original

#3B3390

Protanopia

#38377A

Deuteranopia

#383974

Tritanopia

#3B6864

Achromatopsia

#3B3B3B

CSS Usage

background-color: #3B3390;
color: #3B3390;
border-color: #3B3390;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F5F4FA
100
#E7E6F4
200
#CDCAEC
300
#AAA5DF
400
#7B74CE
500
#4D43BC
600
#3E3597
700
#312B79
800
#27215E
900
#1F1C45
950
#14112C

Contrast Checker

Text on white

10.18:1

AA Pass AAA Pass

Text on black

2.06:1

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