icon occupies the comfortable middle of the value scale, avoiding both extremes to hold the eye in a sustained middle grey. The dominant temperature is warm, with earth tones and fire-hues setting the emotional key. Colours are neither washed out nor blazing; they occupy the productive middle ground of the chroma scale. #7A2122 delivers the chromatic peak at only 6.7% - a small shot of colour with outsized visual impact. The full value range is 62 units: broad enough to build convincing three-dimensional form.