#424B8D

#424B8D

Color Values

HEX

#424B8D

RGB

66, 75, 141

HSL

232.8, 36.2%, 40.6%

HSV

232.8, 53.2%, 55.3%

CMYK

53.2%, 46.8%, 0.0%, 44.7%

OKLCH

0.439 0.1082 275.2

Properties

Cool Dark Nearest: royalblue 4

Color Harmonies

Complementary

#424B8D

#8D8442

Analogous

#42718D

#5F428D

#424B8D

Triadic

#424B8D

#8D424B

#4B8D42

Split Complementary

#424B8D

#8D5F42

#718D42

Tetradic

#424B8D

#8D4271

#8D8442

#428D5F

Color Blindness Simulation

Original

#424B8D

Protanopia

#46467D

Deuteranopia

#454579

Tritanopia

#42706E

Achromatopsia

#4E4E4E

CSS Usage

background-color: #424B8D;
color: #424B8D;
border-color: #424B8D;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F6FA
100
#E8E9F3
200
#CED1E8
300
#ACB1D8
400
#7E87C3
500
#515CAE
600
#414A8B
700
#343B6F
800
#292E57
900
#212440
950
#151729

Contrast Checker

Text on white

8.01:1

AA Pass AAA Pass

Text on black

2.62:1

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