#423FA0

#423FA0

Color Values

HEX

#423FA0

RGB

66, 63, 160

HSL

241.9, 43.5%, 43.7%

HSV

241.9, 60.6%, 62.7%

CMYK

58.8%, 60.6%, 0.0%, 37.3%

OKLCH

0.4294 0.1525 279.2

Properties

Cool Dark Nearest: NCS S 2050-R70B Violet

Color Harmonies

Complementary

#423FA0

#9DA03F

Analogous

#3F6CA0

#733FA0

#423FA0

Triadic

#423FA0

#A0423F

#3FA042

Split Complementary

#423FA0

#A0733F

#6CA03F

Tetradic

#423FA0

#A03F6C

#9DA03F

#3FA073

Color Blindness Simulation

Original

#423FA0

Protanopia

#414189

Deuteranopia

#414183

Tritanopia

#427672

Achromatopsia

#474747

CSS Usage

background-color: #423FA0;
color: #423FA0;
border-color: #423FA0;
Nearest Tailwind: Blue 800 #1E40AF

Tailwind Shades

50
#F5F5FA
100
#E7E7F4
200
#CDCCEB
300
#A9A7DC
400
#7A78CA
500
#4C48B7
600
#3C3A92
700
#302E75
800
#26245B
900
#1F1D43
950
#13132B

Contrast Checker

Text on white

8.57:1

AA Pass AAA Pass

Text on black

2.45:1

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