#343891

#343891

Color Values

HEX

#343891

RGB

52, 56, 145

HSL

237.4, 47.2%, 38.6%

HSV

237.4, 64.1%, 56.9%

CMYK

64.1%, 61.4%, 0.0%, 43.1%

OKLCH

0.3936 0.144 275.6

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#343891

#918D34

Analogous

#346691

#5E3491

#343891

Triadic

#343891

#913438

#389134

Split Complementary

#343891

#915E34

#669134

Tetradic

#343891

#913466

#918D34

#34915E

Color Blindness Simulation

Original

#343891

Protanopia

#36367B

Deuteranopia

#363576

Tritanopia

#346A67

Achromatopsia

#3E3E3E

CSS Usage

background-color: #343891;
color: #343891;
border-color: #343891;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F5FA
100
#E6E7F4
200
#CACCEC
300
#A5A7DF
400
#7478CD
500
#4349BC
600
#363A96
700
#2B2E78
800
#22245E
900
#1C1E45
950
#12132C

Contrast Checker

Text on white

9.9:1

AA Pass AAA Pass

Text on black

2.12:1

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