Black, or pretty much any pastel color.
yes
Yes, Yes it does!
Yes they both match together
They are different colors; ivory is more like white and grey has more blackness to it. In fashion they could be complementary in the sense that they look good together.
yes
no
There are many colors that does not work with purple. like pink,yellow. light shades of grey.
yes
Colors that match well with sky blue include white, silver, grey, coral, and navy blue. These colors complement sky blue's light and airy feel while providing a harmonious contrast.
red, navy and grey.
Yes
No, light grey and fluro- no way.
light green or light blue
You don't want to "Match" . . . You want to coordinate. Use burgundy, black and grey. Classic color combinations. Wood tones also look fine. Good luck !
Yes, Yes it does!
Black mixed with grey
light green or light blue