#0A3FDB Color

#0A3FDB is rgb(10, 63, 219) in RGB and hsl(225, 91%, 45%) in HSL. The closest CSS named color is MediumBlue. White text is most readable on this background.

#0A3FDB
HEX#0A3FDB
RGBrgb(10, 63, 219)
HSLhsl(225, 91%, 45%)
HSVhsv(225, 95%, 86%)
OKLCHoklch(46.2% 0.24 264)
CMYKcmyk(95%, 71%, 0%, 14%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #0A3FDB background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text7.65:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.75:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #0A3FDB based on color wheel relationships. Click any swatch for its full breakdown.

Base#0A3FDBComplementary#DBA70AAnalogous#0AA7DBAnalogous#3F0ADBTriadic#DB0A3FTriadic#3FDB0A

Tints & Shades

Lighter tints and darker shades of #0A3FDB, useful for hover states, backgrounds, and text variants.

Use #0A3FDB in Our Tools

Hex to RGBHex to HSLHex to CMYKHex to PantoneRGBA to Hex