#404367

#404367

Color Values

HEX

#404367

RGB

64, 67, 103

HSL

235,4, 23,4%, 32,7%

HSV

235,4, 37,9%, 40,4%

CMYK

37,9%, 35,0%, 0,0%, 59,6%

OKLCH

0,3965 0,0607 279,6

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#404367

#676440

Analogous

#405667

#504067

#404367

Triadic

#404367

#674043

#436740

Split Complementary

#404367

#675040

#566740

Tetradic

#404367

#674056

#676440

#406750

Color Blindness Simulation

Original

#404367

Protanopia

#41415E

Deuteranopia

#41415C

Tritanopia

#405756

Achromatopsia

#454545

CSS Usage

background-color: #404367;
color: #404367;
border-color: #404367;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F6F6F9
100
#EAEAF1
200
#D3D4E4
300
#B3B6D0
400
#8B8EB7
500
#62669D
600
#4E527E
700
#3F4165
800
#31334F
900
#26283B
950
#181925

Contrast Checker

Text on white

9,47:1

AA Pass AAA Pass

Text on black

2,22:1

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