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Color-in-Context: A 12K-Image Dataset for Color Recognition Under Varied Illumination

  † These authors contributed equally to this work.

Submitted:

04 April 2026

Posted:

08 April 2026

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Abstract
We present Color-in-Context, a dataset of 12,086 photographs annotated along two complementary dimensions: color (Black, Blue, Gray, Orange, Pink, Purple, Skyblue, White, Yellow) and illumination (fluorescentLight, indoor, indoorNight, sunLight). The dataset is organized into 36 joint categories (9 colors × 4 illumination conditions) using a consistent folder hierarchy and normalized labels. We provide summary counts across colors, illuminations, and selected joint buckets, and an optional manifest file to support deterministic indexing and integrity checking. This Data Descriptor documents dataset construction, label normalization, duplicate screening, and file-integrity checks, and provides usage guidance for split generation and reporting under varied illumination.
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Copyright: This open access article is published under a Creative Commons CC BY 4.0 license, which permit the free download, distribution, and reuse, provided that the author and preprint are cited in any reuse.
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