Check out these big 10mm common cathode through-hole LEDs! The opaque epoxy package causes these LEDs to have a soft, diffuse glow.
LED - RGB Clear Common Cathode - COM-00105 - SparkFun Electronics
Diffused LED - RGB 10mm - COM-11120 - SparkFun Electronics
LED Mixed Bag - 10mm - COM-13326 - SparkFun Electronics
Diffused LED - RGB 10mm - COM-11120 - SparkFun Electronics
Diffused LED - Yellow 10mm - COM-10634 - SparkFun Electronics
LED - RGB Diffused Common Anode - COM-10821 - SparkFun Electronics
Diffused LED - RGB 10mm - COM-11120 - SparkFun Electronics
Description Includes Documents Sometimes when you have too many choices, it's hard to make a good decision. In fact, there are times when you just
LED Mixed Bag - 10mm
LED - 5mm Cycling RGB (fast) - COM-11451 - SparkFun Electronics
Diffused LED - RGB 10mm, Sparkfun COM-11120
Gikfun 10mm LED Emitting Diodes Light Lamp Diffused F10 Round Led for Arduino (Pack of 20pcs) AE1258 : Industrial & Scientific
LED Mixed Bag - 10mm - COM-11459 - SparkFun Electronics
Description Includes Documents Sometimes when you have too many choices, it's hard to make a good decision. In fact, there are times when you just
LED Mixed Bag - 10mm
LEDs and Illumination - SparkFun Electronics
RGB LED Matrix Panel - 32x32 - COM-14646 - SparkFun Electronics