#403F77

#403F77

Color Values

HEX

#403F77

RGB

64, 63, 119

HSL

241.1, 30.8%, 35.7%

HSV

241.1, 47.1%, 46.7%

CMYK

46.2%, 47.1%, 0.0%, 53.3%

OKLCH

0.3973 0.0927 282.1

Properties

Cool Dark Nearest: RAL 5017 Traffic Blue

Color Harmonies

Complementary

#403F77

#76773F

Analogous

#3F5A77

#5C3F77

#403F77

Triadic

#403F77

#77403F

#3F7740

Split Complementary

#403F77

#775C3F

#5A773F

Tetradic

#403F77

#773F5A

#76773F

#3F775C

Color Blindness Simulation

Original

#403F77

Protanopia

#404069

Deuteranopia

#404066

Tritanopia

#405F5C

Achromatopsia

#434343

CSS Usage

background-color: #403F77;
color: #403F77;
border-color: #403F77;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F5F5F9
100
#E9E8F2
200
#D1D0E6
300
#B0AFD5
400
#8584BE
500
#5A58A7
600
#484785
700
#39386B
800
#2D2C53
900
#24233E
950
#161627

Contrast Checker

Text on white

9.57:1

AA Pass AAA Pass

Text on black

2.2:1

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