简约扁平化多彩花朵图标十二色排列插画

minimalist icon design, warm and cool color palette including yellow, orange, brown, green, blue, purple, four petal-shaped icons with five petals each, arranged in two rows and two columns with equal spacing, decorative elements in petal shapes, no other patterns or textures, pure white background, simple and clean design, vibrant colors, conveying a light and cheerful emotion, possibly related to nature, ecology, environmental protection, or brand identity