A summer aesthetic Roblox girl GFX could include beige, cream or blush tones, floral patterns, and a sweet, relaxed attitude. Bright and airy colors like yellow, orange, and pink can all be used to create a summer feeling. Accessories such as flowers, hats, sunglasses, and sandals can be used to complement the look. Moreover, hairstyles can be beachy and breezy to achieve a more carefree and laid-back look. Overall, the key to creating a summer aesthetic Roblox girl GFX is to combine light, comfortable and fun elements.