#3F488D Color

#3F488D is rgb(63, 72, 141) in RGB and hsl(233, 38%, 40%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#3F488D
HEX#3F488D
RGBrgb(63, 72, 141)
HSLhsl(233, 38%, 40%)
HSVhsv(233, 55%, 55%)
OKLCHoklch(43% 0.113 275)
CMYKcmyk(55%, 49%, 0%, 45%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #3F488D background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text8.32:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.52:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #3F488D based on color wheel relationships. Click any swatch for its full breakdown.

Base#3F488DComplementary#8D843FAnalogous#3F6F8DAnalogous#5D3F8DTriadic#8D3F48Triadic#488D3F

Tints & Shades

Lighter tints and darker shades of #3F488D, useful for hover states, backgrounds, and text variants.

Use #3F488D in Our Tools

Hex to RGBHex to HSLHex to CMYKHex to PantoneRGBA to Hex