#5B6F80

#5B6F80

Color Values

HEX

#5B6F80

RGB

91, 111, 128

HSL

207.6, 16.9%, 42.9%

HSV

207.6, 28.9%, 50.2%

CMYK

28.9%, 13.3%, 0.0%, 49.8%

OKLCH

0.5318 0.0359 244.2

Properties

Cool Dark Nearest: lightskyblue 4

Color Harmonies

Complementary

#5B6F80

#806C5B

Analogous

#5B807E

#5B5C80

#5B6F80

Triadic

#5B6F80

#805B6F

#6F805B

Split Complementary

#5B6F80

#805B5C

#807E5B

Tetradic

#5B6F80

#7E5B80

#806C5B

#5C805B

Color Blindness Simulation

Original

#5B6F80

Protanopia

#64647C

Deuteranopia

#62617B

Tritanopia

#5C7978

Achromatopsia

#6C6C6C

CSS Usage

background-color: #5B6F80;
color: #5B6F80;
border-color: #5B6F80;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F8
100
#EBEDF0
200
#D5DCE1
300
#B7C3CC
400
#91A2B1
500
#6A8195
600
#556777
700
#44535F
800
#35414B
900
#293138
950
#1A1F23

Contrast Checker

Text on white

5.21:1

AA Pass AAA Fail

Text on black

4.03:1

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