#40506C

#40506C

Color Values

HEX

#40506C

RGB

64, 80, 108

HSL

218.2, 25.6%, 33.7%

HSV

218.2, 40.7%, 42.4%

CMYK

40.7%, 25.9%, 0.0%, 57.6%

OKLCH

0.4297 0.051 261.4

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#40506C

#6C5C40

Analogous

#40666C

#46406C

#40506C

Triadic

#40506C

#6C4050

#506C40

Split Complementary

#40506C

#6C4640

#666C40

Tetradic

#40506C

#6C4066

#6C5C40

#406C46

Color Blindness Simulation

Original

#40506C

Protanopia

#474765

Deuteranopia

#464564

Tritanopia

#41605F

Achromatopsia

#4F4F4F

CSS Usage

background-color: #40506C;
color: #40506C;
border-color: #40506C;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F6F7F9
100
#E9ECF1
200
#D2D9E4
300
#B2BED1
400
#889AB9
500
#5F77A0
600
#4C5F80
700
#3D4C66
800
#2F3B50
900
#252D3C
950
#181D26

Contrast Checker

Text on white

8.13:1

AA Pass AAA Pass

Text on black

2.58:1

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