#516B8F

#516B8F

Color Values

HEX

#516B8F

RGB

81, 107, 143

HSL

214.8, 27.7%, 43.9%

HSV

214.8, 43.4%, 56.1%

CMYK

43.4%, 25.2%, 0.0%, 43.9%

OKLCH

0.5222 0.0651 256.6

Properties

Cool Dark Nearest: RAL 5023 Distant Blue

Color Harmonies

Complementary

#516B8F

#8F7551

Analogous

#518A8F

#56518F

#516B8F

Triadic

#516B8F

#8F516B

#6B8F51

Split Complementary

#516B8F

#8F5651

#8A8F51

Tetradic

#516B8F

#8F518A

#8F7551

#518F56

Color Blindness Simulation

Original

#516B8F

Protanopia

#5C5C86

Deuteranopia

#5B5984

Tritanopia

#527F7E

Achromatopsia

#686868

CSS Usage

background-color: #516B8F;
color: #516B8F;
border-color: #516B8F;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F9
100
#E9ECF1
200
#D1DAE5
300
#B1BFD3
400
#879CBB
500
#5C7AA3
600
#4A6182
700
#3B4E68
800
#2E3D51
900
#242F3D
950
#171D26

Contrast Checker

Text on white

5.46:1

AA Pass AAA Fail

Text on black

3.85:1

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