#3666F7 Color

#3666F7 is rgb(54, 102, 247) in RGB and hsl(225, 92%, 59%) in HSL. The closest CSS named color is RoyalBlue. White text is most readable on this background.

#3666F7

HEX#3666F7

RGBrgb(54, 102, 247)

HSLhsl(225, 92%, 59%)

HSVhsv(225, 78%, 97%)

OKLCHoklch(56.7% 0.223 265.6)

CMYKcmyk(78%, 59%, 0%, 3%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #3666F7 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text4.77:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text4.4:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #3666F7 based on color wheel relationships. Click any swatch for its full breakdown.

Base#3666F7 Complementary#F7C736 Analogous#36C7F7 Analogous#6636F7 Triadic#F73666 Triadic#66F736

Tints & Shades

Lighter tints and darker shades of #3666F7, useful for hover states, backgrounds, and text variants.

Tints

#547DF8 #6C8FF9 #89A6FA #A2B8FB #BFCFFC #D8E1FD

Shades

#0F49F5 #093BD3 #0730AB #062789 #041C62 #02113B

Use #3666F7 in Our Tools

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