#40449F

#40449F

Color Values

HEX

#40449F

RGB

64, 68, 159

HSL

237.5, 42.6%, 43.7%

HSV

237.5, 59.7%, 62.4%

CMYK

59.7%, 57.2%, 0.0%, 37.6%

OKLCH

0.4365 0.1449 276.7

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#40449F

#9F9B40

Analogous

#40739F

#6B409F

#40449F

Triadic

#40449F

#9F4044

#449F40

Split Complementary

#40449F

#9F6B40

#739F40

Tetradic

#40449F

#9F4073

#9F9B40

#409F6B

Color Blindness Simulation

Original

#40449F

Protanopia

#424289

Deuteranopia

#424184

Tritanopia

#407874

Achromatopsia

#4A4A4A

CSS Usage

background-color: #40449F;
color: #40449F;
border-color: #40449F;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E7E7F4
200
#CCCDEB
300
#A8AADC
400
#787CC9
500
#494EB6
600
#3B3E91
700
#2F3274
800
#25275B
900
#1E1F43
950
#13142A

Contrast Checker

Text on white

8.25:1

AA Pass AAA Pass

Text on black

2.55:1

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