Braille pattern dots-156

The Braille pattern dots-156 ( ⠱ ) is a 6-dot braille cell with the upper left, and middle and bottom right dots raised, or an 8-dot braille cell with the upper left, and upper-middle and lower-middle right dots raised. It is represented by the Unicode code point U+2831, and in Braille ASCII with a colon: ":".