When designing for this specific size—often used for product "Hero" images or catalog features—keep these tips in mind:
If you are using an AI generator like Midjourney or DALL-E, you can approximate this ratio by using the following parameters: : Add --ar 150:103 or --ar 1.45:1 to your prompt.
: Set the width to 1500 and height to 1035 directly in the UI if your hardware supports it, or generate smaller and upscale.
If you are looking to create a graphic with these exact specifications, the following platforms allow for precise pixel input: