#424C91

#424C91

Color Values

HEX

#424C91

RGB

66, 76, 145

HSL

232.4, 37.4%, 41.4%

HSV

232.4, 54.5%, 56.9%

CMYK

54.5%, 47.6%, 0.0%, 43.1%

OKLCH

0.4438 0.1128 274.7

Properties

Cool Dark Nearest: royalblue 4

Color Harmonies

Complementary

#424C91

#918742

Analogous

#427491

#604291

#424C91

Triadic

#424C91

#91424C

#4C9142

Split Complementary

#424C91

#916042

#749142

Tetradic

#424C91

#914274

#918742

#429160

Color Blindness Simulation

Original

#424C91

Protanopia

#464680

Deuteranopia

#46457C

Tritanopia

#427370

Achromatopsia

#4F4F4F

CSS Usage

background-color: #424C91;
color: #424C91;
border-color: #424C91;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F6FA
100
#E7E9F3
200
#CED1E9
300
#ABB1D9
400
#7D86C4
500
#505CAF
600
#404A8C
700
#333B70
800
#282E58
900
#202441
950
#141729

Contrast Checker

Text on white

7.85:1

AA Pass AAA Pass

Text on black

2.67:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026