#55556F

#55556F

Color Values

HEX

#55556F

RGB

85, 85, 111

HSL

240.0, 13.3%, 38.4%

HSV

240.0, 23.4%, 43.5%

CMYK

23.4%, 23.4%, 0.0%, 56.5%

OKLCH

0.4598 0.0421 284.6

Properties

Cool Dark Nearest: RAL 5014 Pigeon Blue

Color Harmonies

Complementary

#55556F

#6F6F55

Analogous

#55626F

#62556F

#55556F

Triadic

#55556F

#6F5555

#556F55

Split Complementary

#55556F

#6F6255

#626F55

Tetradic

#55556F

#6F5562

#6F6F55

#556F62

Color Blindness Simulation

Original

#55556F

Protanopia

#555569

Deuteranopia

#555567

Tritanopia

#556463

Achromatopsia

#575757

CSS Usage

background-color: #55556F;
color: #55556F;
border-color: #55556F;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F6F6F8
100
#EBEBEF
200
#D7D7E0
300
#BABACA
400
#9494AD
500
#6F6F90
600
#585874
700
#47475C
800
#373748
900
#2B2B36
950
#1B1B22

Contrast Checker

Text on white

7.2:1

AA Pass AAA Pass

Text on black

2.92:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026