When Spent Carbon until Deepening
About this color
When Spent Carbon until Deepening settles into a dark cyan territory with a moderate quality that feels cool — captured at #284843, RGB(40, 72, 67).
#284843RGB(40, 72, 67)
HSL 171° · 29% saturation · 22% lightness
Psychology
In deeper registers cyan reads as focused and efficient — a colour of systems and clarity.
History
Cyan as a printing ink became central to modern colour reproduction — the C in CMYK — because its complement to red allows the full printable colour range.
Design use
From a design perspective, this shade excels as a grounding element in print design — covers, footers, section dividers. On screen it suits dashboards and interfaces where a serious tone matters.
Colour pairings
Looking at colour relationships, cyan complements warm reds and red-oranges — a palette of technological energy. For calmer use, pair with white, light grey, and the lightest tints of the same hue.
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