#666AEB Color

#666AEB is rgb(102, 106, 235) in RGB and hsl(238, 77%, 66%) in HSL. The closest CSS named color is MediumSlateBlue. Black text is most readable on this background.

#666AEB

HEX#666AEB

RGBrgb(102, 106, 235)

HSLhsl(238, 77%, 66%)

HSVhsv(238, 57%, 92%)

OKLCHoklch(59% 0.191 277.5)

CMYKcmyk(57%, 55%, 0%, 8%)

Text Contrast & Accessibility

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

TextWhite text4.35:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text4.83:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

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

Base#666AEB Complementary#EBE766 Analogous#66ADEB Analogous#A466EB Triadic#EB666A Triadic#6AEB66

Tints & Shades

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

Tints

#7C80EE #8E91F0 #A5A7F3 #B7B9F6 #CDCFF9 #DFE0FB

Shades

#3D43E6 #1C22D9 #171CB0 #12168C #0D1063 #08093B

Use #666AEB in Our Tools

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