#555D74

#555D74

Color Values

HEX

#555D74

RGB

85, 93, 116

HSL

224.5, 15.4%, 39.4%

HSV

224.5, 26.7%, 45.5%

CMYK

26.7%, 19.8%, 0.0%, 54.5%

OKLCH

0.4803 0.0385 269.9

Properties

Cool Dark Nearest: RAL 5014 Pigeon Blue

Color Harmonies

Complementary

#555D74

#746C55

Analogous

#556C74

#5C5574

#555D74

Triadic

#555D74

#74555D

#5D7455

Split Complementary

#555D74

#745C55

#6C7455

Tetradic

#555D74

#74556C

#746C55

#55745C

Color Blindness Simulation

Original

#555D74

Protanopia

#58596E

Deuteranopia

#58576D

Tritanopia

#556A69

Achromatopsia

#5D5D5D

CSS Usage

background-color: #555D74;
color: #555D74;
border-color: #555D74;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F6F7F8
100
#EBECEF
200
#D6D9E1
300
#B8BDCB
400
#929AAF
500
#6C7693
600
#565E76
700
#454C5E
800
#363B4A
900
#2A2D37
950
#1A1D23

Contrast Checker

Text on white

6.55:1

AA Pass AAA Fail

Text on black

3.2:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026