#42396B

#42396B

Color Values

HEX

#42396B

RGB

66, 57, 107

HSL

250.8, 30.5%, 32.2%

HSV

250.8, 46.7%, 42.0%

CMYK

38.3%, 46.7%, 0.0%, 58.0%

OKLCH

0.3787 0.0836 290.1

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#42396B

#626B39

Analogous

#39496B

#5B396B

#42396B

Triadic

#42396B

#6B4239

#396B42

Split Complementary

#42396B

#6B5B39

#496B39

Tetradic

#42396B

#6B3949

#626B39

#396B5B

Color Blindness Simulation

Original

#42396B

Protanopia

#3E3E5F

Deuteranopia

#3F3F5C

Tritanopia

#425553

Achromatopsia

#3F3F3F

CSS Usage

background-color: #42396B;
color: #42396B;
border-color: #42396B;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F6F5F9
100
#EAE9F2
200
#D4D0E6
300
#B6AFD4
400
#8E84BD
500
#6759A6
600
#524785
700
#42396A
800
#332C53
900
#28233E
950
#191627

Contrast Checker

Text on white

10.35:1

AA Pass AAA Pass

Text on black

2.03:1

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