#403986

#403986

Color Values

HEX

#403986

RGB

64, 57, 134

HSL

245.5, 40.3%, 37.5%

HSV

245.5, 57.5%, 52.5%

CMYK

52.2%, 57.5%, 0.0%, 47.5%

OKLCH

0.3959 0.1245 283.2

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#403986

#7F8639

Analogous

#395986

#673986

#403986

Triadic

#403986

#864039

#398640

Split Complementary

#403986

#866739

#598639

Tetradic

#403986

#863959

#7F8639

#398667

Color Blindness Simulation

Original

#403986

Protanopia

#3D3D73

Deuteranopia

#3D3E6F

Tritanopia

#406561

Achromatopsia

#404040

CSS Usage

background-color: #403986;
color: #403986;
border-color: #403986;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F5F5FA
100
#E8E7F3
200
#D0CDEA
300
#AEA9DA
400
#827BC7
500
#564CB3
600
#443D8F
700
#373172
800
#2B2659
900
#221F42
950
#16142A

Contrast Checker

Text on white

9.78:1

AA Pass AAA Pass

Text on black

2.15:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026