#3F668D Color

#3F668D is rgb(63, 102, 141) in RGB and hsl(210, 38%, 40%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#3F668D

HEX#3F668D

RGBrgb(63, 102, 141)

HSLhsl(210, 38%, 40%)

HSVhsv(210, 55%, 55%)

OKLCHoklch(49.9% 0.077 249.6)

CMYKcmyk(55%, 28%, 0%, 45%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #3F668D background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text6.01:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.5:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #3F668D based on color wheel relationships. Click any swatch for its full breakdown.

Base#3F668D Complementary#8D663F Analogous#3F8D8D Analogous#3F3F8D Triadic#8D3F66 Triadic#668D3F

Tints & Shades

Lighter tints and darker shades of #3F668D, useful for hover states, backgrounds, and text variants.

Tints

#4C7AA9 #6891BB #84A6C8 #A0BAD4 #BCCFE1 #DCE6EF

Shades

#37597B #2F4C6A #284058 #1E3043 #162431 #0E1720

Use #3F668D in Our Tools

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