DALL-E not able to understand color code

Dall-E is not able to understand the color that i am asking to make.
Can someone have some idea why?


A circular logo for a software house with the letter ‘D’ in the middle. The background color is RGB(255, 0, 0). The letter ‘D’ is bold and modern, in a contrasting color, with a clean and professional design. Ensure the background is fully filled with the color RGB(255, 0, 0).