Exploring the last snapshot I have found this bug present in the mines that changes the color to a more orange one, the world is a normal one without any modification, when trying to cover the bug with other blocks take a function of as lighting. I use night vision!
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Please provide the following information about the world you are playing in as text. Attaching a screenshot showing them is not enough.
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I think this is a combination of night vision, moody brightness settings and generated light sources (probably a mineshaft torch). I've attached a similar picture of this happening under the same conditions on a plain white platform.
[media]
Yeah, seems like that's probably it. Resolved as a duplicate of MC-199559.