#403FAD

#403FAD

Color Values

HEX

#403FAD

RGB

64, 63, 173

HSL

240.5, 46.6%, 46.3%

HSV

240.5, 63.6%, 67.8%

CMYK

63.0%, 63.6%, 0.0%, 32.2%

OKLCH

0.4389 0.1706 277.1

Properties

Cool Dark Nearest: NCS S 2050-R70B Violet

Color Harmonies

Complementary

#403FAD

#ACAD3F

Analogous

#3F75AD

#773FAD

#403FAD

Triadic

#403FAD

#AD403F

#3FAD40

Split Complementary

#403FAD

#AD773F

#75AD3F

Tetradic

#403FAD

#AD3F75

#ACAD3F

#3FAD77

Color Blindness Simulation

Original

#403FAD

Protanopia

#404092

Deuteranopia

#40408C

Tritanopia

#407D79

Achromatopsia

#474747

CSS Usage

background-color: #403FAD;
color: #403FAD;
border-color: #403FAD;
Nearest Tailwind: Blue 800 #1E40AF

Tailwind Shades

50
#F4F4FA
100
#E6E6F4
200
#CBCBEC
300
#A6A5DE
400
#7575CD
500
#4544BB
600
#373696
700
#2C2C78
800
#23225D
900
#1C1C45
950
#12122B

Contrast Checker

Text on white

8.29:1

AA Pass AAA Pass

Text on black

2.53:1

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