#517CBA

#517CBA

Color Values

HEX

#517CBA

RGB

81, 124, 186

HSL

215.4, 43.2%, 52.4%

HSV

215.4, 56.5%, 72.9%

CMYK

56.5%, 33.3%, 0.0%, 27.1%

OKLCH

0.5828 0.1072 257.5

Properties

Cool Light Nearest: RAL 5012 Light Blue

Color Harmonies

Complementary

#517CBA

#BA8F51

Analogous

#51B1BA

#5B51BA

#517CBA

Triadic

#517CBA

#BA517C

#7CBA51

Split Complementary

#517CBA

#BA5B51

#B1BA51

Tetradic

#517CBA

#BA51B1

#BA8F51

#51BA5B

Color Blindness Simulation

Original

#517CBA

Protanopia

#6464AB

Deuteranopia

#615EA7

Tritanopia

#539F9D

Achromatopsia

#777777

CSS Usage

background-color: #517CBA;
color: #517CBA;
border-color: #517CBA;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F5F7FA
100
#E7ECF4
200
#CCD9EB
300
#A7BDDC
400
#7899C9
500
#4876B7
600
#3A5E92
700
#2E4B75
800
#243B5B
900
#1E2D43
950
#131C2A

Contrast Checker

Text on white

4.25:1

AA Fail AAA Fail

Text on black

4.94:1

AA Pass AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026