#666C75 Color

#666C75 is rgb(102, 108, 117) in RGB and hsl(216, 7%, 43%) in HSL. The closest CSS named color is DimGray. White text is most readable on this background.

#666C75

HEX#666C75

RGBrgb(102, 108, 117)

HSLhsl(216, 7%, 43%)

HSVhsv(216, 13%, 46%)

OKLCHoklch(52.9% 0.016 258.4)

CMYKcmyk(13%, 8%, 0%, 54%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #666C75 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.29:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.97:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #666C75 based on color wheel relationships. Click any swatch for its full breakdown.

Base#666C75 Complementary#756F66 Analogous#667475 Analogous#686675 Triadic#75666C Triadic#6C7566

Tints & Shades

Lighter tints and darker shades of #666C75, useful for hover states, backgrounds, and text variants.

Tints

#79808B #8F959E #A5AAB1 #B8BCC1 #CED0D4 #E4E5E7

Shades

#585D65 #4C5057 #3E4147 #323539 #242629 #18191B

Use #666C75 in Our Tools

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