#403864

#403864

Color Values

HEX

#403864

RGB

64, 56, 100

HSL

250.9, 28.2%, 30.6%

HSV

250.9, 44.0%, 39.2%

CMYK

36.0%, 44.0%, 0.0%, 60.8%

OKLCH

0.3703 0.0743 290.7

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#403864

#5C6438

Analogous

#384664

#563864

#403864

Triadic

#403864

#644038

#386440

Split Complementary

#403864

#645638

#466438

Tetradic

#403864

#643846

#5C6438

#386456

Color Blindness Simulation

Original

#403864

Protanopia

#3D3C59

Deuteranopia

#3D3E57

Tritanopia

#40514F

Achromatopsia

#3D3D3D

CSS Usage

background-color: #403864;
color: #403864;
border-color: #403864;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F6F6F9
100
#EAE9F1
200
#D5D1E5
300
#B7B1D3
400
#9086BB
500
#695CA3
600
#544983
700
#433B69
800
#342E52
900
#29243D
950
#1A1726

Contrast Checker

Text on white

10.67:1

AA Pass AAA Pass

Text on black

1.97:1

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