#403A8D

#403A8D

Color Values

HEX

#403A8D

RGB

64, 58, 141

HSL

244.3, 41.7%, 39.0%

HSV

244.3, 58.9%, 55.3%

CMYK

54.6%, 58.9%, 0.0%, 44.7%

OKLCH

0.4033 0.1331 281.9

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#403A8D

#878D3A

Analogous

#3A5E8D

#693A8D

#403A8D

Triadic

#403A8D

#8D403A

#3A8D40

Split Complementary

#403A8D

#8D693A

#5E8D3A

Tetradic

#403A8D

#8D3A5E

#878D3A

#3A8D69

Color Blindness Simulation

Original

#403A8D

Protanopia

#3D3D79

Deuteranopia

#3E3E74

Tritanopia

#406966

Achromatopsia

#414141

CSS Usage

background-color: #403A8D;
color: #403A8D;
border-color: #403A8D;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F5F5FA
100
#E8E7F3
200
#CFCCEA
300
#ACA8DB
400
#7F79C8
500
#524AB5
600
#423B91
700
#343074
800
#29255A
900
#211E43
950
#15132A

Contrast Checker

Text on white

9.51:1

AA Pass AAA Pass

Text on black

2.21:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026