#517DDB Color

#517DDB is rgb(81, 125, 219) in RGB and hsl(221, 66%, 59%) in HSL. The closest CSS named color is RoyalBlue. Black text is most readable on this background.

#517DDB

HEX#517DDB

RGBrgb(81, 125, 219)

HSLhsl(221, 66%, 59%)

HSVhsv(221, 63%, 86%)

OKLCHoklch(60.4% 0.151 263.6)

CMYKcmyk(63%, 43%, 0%, 14%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #517DDB background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.96:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.31:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #517DDB based on color wheel relationships. Click any swatch for its full breakdown.

Base#517DDB Complementary#DBB051 Analogous#51C2DB Analogous#6B51DB Triadic#DB517D Triadic#7DDB51

Tints & Shades

Lighter tints and darker shades of #517DDB, useful for hover states, backgrounds, and text variants.

Tints

#6B90E1 #80A0E5 #99B3EA #AFC3EF #C8D6F4 #DDE6F8

Shades

#3064D5 #2553B6 #1E4494 #183677 #112755 #0A1733

Use #517DDB in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex