#555458

#555458

Color Values

HEX

#555458

RGB

85, 84, 88

HSL

255.0, 2.3%, 33.7%

HSV

255.0, 4.5%, 34.5%

CMYK

3.4%, 4.5%, 0.0%, 65.5%

OKLCH

0.4482 0.0066 297.6

Properties

Cool Dark Nearest: NCS S 7000-N Dark Grey

Color Harmonies

Complementary

#555458

#575854

Analogous

#545558

#575458

#555458

Triadic

#555458

#585554

#545855

Split Complementary

#555458

#585754

#555854

Tetradic

#555458

#585455

#575854

#545857

Color Blindness Simulation

Original

#555458

Protanopia

#555557

Deuteranopia

#555557

Tritanopia

#555656

Achromatopsia

#555555

CSS Usage

background-color: #555458;
color: #555458;
border-color: #555458;
Nearest Tailwind: Neutral 600 #525252

Tailwind Shades

50
#F7F7F7
100
#EDEDED
200
#DBDADC
300
#C1C0C3
400
#A09EA3
500
#7E7D82
600
#656468
700
#515053
800
#3F3E41
900
#302F31
950
#1E1E1F

Contrast Checker

Text on white

7.51:1

AA Pass AAA Pass

Text on black

2.8:1

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