#404863

#404863

Color Values

HEX

#404863

RGB

64, 72, 99

HSL

226.3, 21.5%, 32.0%

HSV

226.3, 35.4%, 38.8%

CMYK

35.4%, 27.3%, 0.0%, 61.2%

OKLCH

0.4061 0.0467 271.5

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#404863

#635B40

Analogous

#405A63

#4A4063

#404863

Triadic

#404863

#634048

#486340

Split Complementary

#404863

#634A40

#5A6340

Tetradic

#404863

#63405A

#635B40

#40634A

Color Blindness Simulation

Original

#404863

Protanopia

#43445C

Deuteranopia

#43425B

Tritanopia

#405756

Achromatopsia

#484848

CSS Usage

background-color: #404863;
color: #404863;
border-color: #404863;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F6F7F9
100
#EAEBF0
200
#D4D7E3
300
#B5BBCF
400
#8C96B5
500
#64719B
600
#505A7C
700
#404863
800
#32384D
900
#272B3A
950
#191B25

Contrast Checker

Text on white

9.03:1

AA Pass AAA Pass

Text on black

2.33:1

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