#666CD6 Color

#666CD6 is rgb(102, 108, 214) in RGB and hsl(237, 58%, 62%) in HSL. The closest CSS named color is SlateBlue. Black text is most readable on this background.

#666CD6

HEX#666CD6

RGBrgb(102, 108, 214)

HSLhsl(237, 58%, 62%)

HSVhsv(237, 52%, 84%)

OKLCHoklch(57.9% 0.16 277.7)

CMYKcmyk(52%, 50%, 0%, 16%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #666CD6 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text4.49:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text4.68:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #666CD6 based on color wheel relationships. Click any swatch for its full breakdown.

Base#666CD6 Complementary#D6D166 Analogous#66A4D6 Analogous#9866D6 Triadic#D6666C Triadic#6CD666

Tints & Shades

Lighter tints and darker shades of #666CD6, useful for hover states, backgrounds, and text variants.

Tints

#7A7FDC #8E92E1 #A2A6E6 #BBBDED #CFD0F2 #E3E4F8

Shades

#464CCE #3037B5 #282D95 #1F2375 #161A55 #0D0F30

Use #666CD6 in Our Tools

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