#669999 is a medium, grayish cyan. The closest CSS named color is Cadet Blue (#5f9ea0). In RGB it is rgb(102, 153, 153); in HSL, hsl(180, 20%, 50%).
| Hex | #669999 |
|---|---|
| RGB | rgb(102, 153, 153) |
| HSL | hsl(180, 20%, 50%) |
| CMYK | 33%, 0%, 0%, 40% |
| CSS example | color: #669999; background-color: rgb(102, 153, 153); |
The hue is calculated at seven exact lightness levels for use in backgrounds, borders, text and hover states. These values are not substituted with nearby named colors.
Complementary — maximum contrast, from opposite sides of the color wheel:
Analogous — neighbours on the wheel, naturally harmonious:
Triadic — three colors evenly spaced for balanced variety:
Tetradic — four colors at 90° intervals:
On a #669999 background, black text gives the better contrast. WCAG requires 4.5:1 for normal text and 3:1 for large text (AA), or 7:1 and 4.5:1 for AAA.
| Text color | Contrast ratio | Normal text | Large text |
|---|---|---|---|
| White text (#ffffff) | 3.19:1 | Fails | AA |
| Black text (#000000) | 6.58:1 | AA | AAA |
The CSS named colors closest to #669999:
Turn #669999 into a full scheme with the Color Palette Generator, blend it into a background with the CSS Gradient Generator, or browse all named colors.