#405351

#405351

Color Values

HEX

#405351

RGB

64, 83, 81

HSL

173.7, 12.9%, 28.8%

HSV

173.7, 22.9%, 32.5%

CMYK

22.9%, 0.0%, 2.4%, 67.5%

OKLCH

0.4256 0.0238 188.4

Properties

Cool Dark Nearest: RAL 7012 Basalt Grey

Color Harmonies

Complementary

#405351

#534042

Analogous

#405347

#404B53

#405351

Triadic

#405351

#514053

#535140

Split Complementary

#405351

#53404B

#534740

Tetradic

#405351

#474053

#534042

#4B5340

Color Blindness Simulation

Original

#405351

Protanopia

#484851

Deuteranopia

#474652

Tritanopia

#415252

Achromatopsia

#4F4F4F

CSS Usage

background-color: #405351;
color: #405351;
border-color: #405351;
Nearest Tailwind: Neutral 600 #525252

Tailwind Shades

50
#F7F8F8
100
#EBEFEF
200
#D7E0DF
300
#BACAC8
400
#94ADAA
500
#6F908C
600
#597370
700
#475C5A
800
#384846
900
#2B3635
950
#1B2221

Contrast Checker

Text on white

8.16:1

AA Pass AAA Pass

Text on black

2.57:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026