Top "Rgba" questions

RGBA stands for Red-Green-Blue-Alpha and specifies a color using four values which represent the amount of red, green, blue and alpha (opacity) in the color.

CSS background opacity with rgba not working in IE 8

I am using this CSS for background opacity of a <div>: background: rgba(255, 255, 255, 0.3); It’s working fine in …

css internet-explorer-8 rgba
CSS hexadecimal RGBA?

I know you can write ... background-color: #ff0000; ... if you want something that is red. And you can write ... background-color: rgba(255, 0, 0, 0.5); ... …

css colors rgba
Sass - Converting Hex to RGBa for background opacity

I have the following Sass mixin, which is a half complete modification of an RGBa example: @mixin background-opacity($color, $opacity: .3) { …

css sass background-color mixins rgba
Overlay a background-image with an rgba background-color

I have a div with a background-image. I want to overlay the background-image with an rgba color (rgba(0,0,0,0.1)) when the …

css background background-image rgba
Convert RGBA PNG to RGB with PIL

I'm using PIL to convert a transparent PNG image uploaded with Django to a JPG file. The output looks broken. …

python png jpeg python-imaging-library rgba
CSS: lighten an element on hover

Assuming an element is at 100% saturation, opacity, etc... how can I have its background become slightly lighter when it is …

css opacity rgba hsl
RGBA code for red color

I'm looking for RGBA code for red color with opacity: Can someone tell me how can i find about it?(…

rgba
IE8 gradient filter not working if a background color exists

I'm trying to use the following CSS styles. They are working on most browsers, including ie7. However in ie8, the …

internet-explorer-8 filter css gradient rgba
Sass/Compass - Convert Hex, RGB, or Named Color to RGBA

This may be Compass 101, but has anyone written a mixin which sets the alpha value of a color? Ideally, I …

css sass compass-sass rgba
Convert RGBA to HEX

Given a css color value like: rgba(0, 0, 0, 0.86) How do I convert that to a RGB hex value that takes the …

html css colors hex rgba