#313664

#313664

Color Values

HEX

#313664

RGB

49, 54, 100

HSL

234.1, 34.2%, 29.2%

HSV

234.1, 51.0%, 39.2%

CMYK

51.0%, 46.0%, 0.0%, 60.8%

OKLCH

0.3524 0.0796 276.8

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#313664

#645F31

Analogous

#314F64

#453164

#313664

Triadic

#313664

#643136

#366431

Split Complementary

#313664

#644531

#4F6431

Tetradic

#313664

#64314F

#645F31

#316445

Color Blindness Simulation

Original

#313664

Protanopia

#333359

Deuteranopia

#333256

Tritanopia

#31504E

Achromatopsia

#383838

CSS Usage

background-color: #313664;
color: #313664;
border-color: #313664;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F5F6FA
100
#E8E9F2
200
#CFD1E8
300
#ADB1D7
400
#8087C1
500
#545CAB
600
#434A89
700
#363B6E
800
#2A2E56
900
#22243F
950
#151728

Contrast Checker

Text on white

11.4:1

AA Pass AAA Pass

Text on black

1.84:1

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