#403F60

#403F60

Color Values

HEX

#403F60

RGB

64, 63, 96

HSL

241.8, 20.8%, 31.2%

HSV

241.8, 34.4%, 37.6%

CMYK

33.3%, 34.4%, 0.0%, 62.4%

OKLCH

0.3835 0.0557 284.8

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#403F60

#5F603F

Analogous

#3F4F60

#513F60

#403F60

Triadic

#403F60

#60403F

#3F6040

Split Complementary

#403F60

#60513F

#4F603F

Tetradic

#403F60

#603F4F

#5F603F

#3F6051

Color Blindness Simulation

Original

#403F60

Protanopia

#404058

Deuteranopia

#404056

Tritanopia

#405250

Achromatopsia

#424242

CSS Usage

background-color: #403F60;
color: #403F60;
border-color: #403F60;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F6F6F9
100
#EAEAF0
200
#D4D4E3
300
#B6B5CF
400
#8E8DB4
500
#67659A
600
#52517B
700
#424163
800
#33324D
900
#28273A
950
#191924

Contrast Checker

Text on white

10.01:1

AA Pass AAA Pass

Text on black

2.1:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026