木炭灰是典型的无色系色彩，这种明度较低的色彩给人深沉的视觉感，在色彩心理学中表现为负面心理，但是在信拓大胆的设计创作下配以热情的红色，碰撞出激情昂扬、积极乐观的意境与视觉同时塑造出品牌的高端气息。

Charcoal ash is a typical colorless color. This low-light color gives a deep sense of sight and is negative in color psychology. However, under the bold design of XinTuo, it is accompanied by passionate red. Passionate, positive and optimistic mood and vision simultaneously create the brand's high-end atmosphere.