Translation guide
Describes something that is somewhat yellow in color, but not fully yellow. Japanese uses specific adjectives, suffixes, or descriptive phrases.
To describe something that is slightly yellow or has a yellow tint.
The most common and versatile way to say 'yellowish'. Attach っぽい to the noun 黄色 (yellow) to mean '-ish'.
This flower is yellowish.
The wall looks yellowish.
Literally 'tinged with yellow'. Slightly more formal or descriptive than 黄色っぽい. Often used in written descriptions.
yellowish leaves
Means 'yellow', but in some contexts can imply 'yellowish' when the object is not fully yellow. Use with caution as it primarily means yellow.
Usually means 'yellow', not 'yellowish'. Only implies 'yellowish' when the object is inherently not fully yellow.
yellowish light (or yellow light, depending on context)
To describe a person's skin that has a yellowish tint, often due to health or ethnicity.
To describe items like paper, fabric, or liquids that have a slight yellow color.
っぽい is a colloquial suffix meaning '-ish' and can attach to many nouns. がかった comes from the verb がかる (to be tinged with) and is slightly more formal or literary. Both are common for colors.