#666A99 Color

#666A99 is rgb(102, 106, 153) in RGB and hsl(235, 20%, 50%) in HSL. The closest CSS named color is SlateGray. White text is most readable on this background.

#666A99

HEX#666A99

RGBrgb(102, 106, 153)

HSLhsl(235, 20%, 50%)

HSVhsv(235, 33%, 60%)

OKLCHoklch(54% 0.073 279.9)

CMYKcmyk(33%, 31%, 0%, 40%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #666A99 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.14:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text4.09:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #666A99 based on color wheel relationships. Click any swatch for its full breakdown.

Base#666A99 Complementary#999566 Analogous#668499 Analogous#7B6699 Triadic#99666A Triadic#6A9966

Tints & Shades

Lighter tints and darker shades of #666A99, useful for hover states, backgrounds, and text variants.

Tints

#7B7FA7 #9194B6 #A6A9C4 #B9BBD0 #CECFDE #E3E4ED

Shades

#585B84 #4B4F71 #3D405C #313349 #232434 #161722

Use #666A99 in Our Tools

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