#403A69

#403A69

Color Values

HEX

#403A69

RGB

64, 58, 105

HSL

247.7, 28.8%, 32.0%

HSV

247.7, 44.8%, 41.2%

CMYK

39.0%, 44.8%, 0.0%, 58.8%

OKLCH

0.3777 0.0788 287.9

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#403A69

#63693A

Analogous

#3A4C69

#583A69

#403A69

Triadic

#403A69

#69403A

#3A6940

Split Complementary

#403A69

#69583A

#4C693A

Tetradic

#403A69

#693A4C

#63693A

#3A6958

Color Blindness Simulation

Original

#403A69

Protanopia

#3D3D5E

Deuteranopia

#3E3E5B

Tritanopia

#405553

Achromatopsia

#3F3F3F

CSS Usage

background-color: #403A69;
color: #403A69;
border-color: #403A69;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F6F5F9
100
#EAE9F2
200
#D4D1E6
300
#B5B0D3
400
#8C85BC
500
#645BA4
600
#504983
700
#403A69
800
#322D52
900
#27243D
950
#191727

Contrast Checker

Text on white

10.36:1

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