#406989

#406989

Color Values

HEX

#406989

RGB

64, 105, 137

HSL

206.3, 36.3%, 39.4%

HSV

206.3, 53.3%, 53.7%

CMYK

53.3%, 23.4%, 0.0%, 46.3%

OKLCH

0.5044 0.0689 243.3

Properties

Cool Dark Nearest: skyblue 4

Color Harmonies

Complementary

#406989

#896040

Analogous

#408984

#404489

#406989

Triadic

#406989

#894069

#698940

Split Complementary

#406989

#894044

#898440

Tetradic

#406989

#844089

#896040

#448940

Color Blindness Simulation

Original

#406989

Protanopia

#525281

Deuteranopia

#4F4C7F

Tritanopia

#427B7A

Achromatopsia

#636363

CSS Usage

background-color: #406989;
color: #406989;
border-color: #406989;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F5F8FA
100
#E8EEF3
200
#CEDDE8
300
#ACC5D8
400
#7EA5C3
500
#5185AE
600
#416B8B
700
#34556F
800
#294357
900
#213240
950
#152029

Contrast Checker

Text on white

5.83:1

AA Pass AAA Fail

Text on black

3.6:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026