These logos are highly detailed and not always the easiest to replicate. That said, their specificity makes them very easy to recognize.
Yellow tends to make us feel energized while blue makes us feel calm. Recall the Nike Swoosh or the Airbnb 'heart.' These two examples are metaphorical representations of a brand, but you can go literal, too. Photo by Laurenz Heymann on Unsplash Time to Create Just look at Apple: they used a shape that stands in perfectly for the brand's name.