There's 'Fairy Tail' where you can find characters with such hair colors. The story is full of magic and adventure, and the character designs are quite diverse.
One manga that fits this description could be 'Soul Eater'. It has various characters with different hair colors, including a blond guy and a black-haired one.
I think there could be several. Maybe you can check out some popular shoujo manga series like 'Fruits Basket' or 'Ouran High School Host Club'.
Maybe he had a bad day or got into a fight with someone.
They might be friends or have a romantic connection. It really depends on the context of the manga.
It could be Kurapika. He has black hair and is an important character in the manga.
There are a few like 'Neko no Kuroi Yoru' which has a black haired neko guy and is quite popular for its unique storyline and art style.
Often, such an expression might involve tense muscles, furrowed eyebrows, and a tremble in the character's stance. It all depends on the context and style of the manga.
The red blond haired girl in cartoons can be a magical being with special powers. She might use these powers to protect her friends and the world around her. Sometimes she could be a bit clumsy but always manages to come out on top in the end.
The combination of blond hair and a red beanie might make the boy look both stylish and approachable. Maybe he's a trendsetter or has a fun-loving nature.
A fat blond guy in cartoons can be depicted as a jolly and friendly character, often bringing humor to the story.
A blond bearded guy in cartoons can often be depicted as a strong and confident character.