Black
Black would be the most appropriate to wear with jeans.
'Kyu' are the ranks for color belts in karate. There are generally 10 kyu belts. White is the 10th kyu and brown belt the 1st kyu.
It may depend on the school, but at my school a Black color is reserved for black belts. This may not be true for all Tae kwon do schools.
Martial arts experts typically wear black belts to signify their advanced skill level and experience. However, the specific ranking system can vary by martial art; some may have multiple degrees of black belts or different colored belts for various ranks. Additionally, practitioners may wear colored belts during their progression from beginner to advanced levels, with black representing mastery.
Chicago
Sure! Belts aren't very noticeable so it would be hard to tell.
Stripes can indicate a number of things, depending on the school and traditions of the specific style. Typically stripes on kyu belts indicate an intermediate step between two belts of solid color. On a black belt, the stripes can indicate the degree of black belt the wearer holds.
its Card Jitsu on club penguin
They are black.
Belt order usually is not fixed and changes from style to style and school to school. But there guaranteed to be 10 color belts followed by 10 black belts. Order of color belts may differ.
There are 12 black belts that are 10 years old in Master Johnsons Family Karate.