Possible positive on a blue dye but a negative pink dye

[Sara345]

Don't really know what to make of this, the line on the clearblue test came up within 3min but the pink dye test is a stark negative (suresign), any thoughts? Im on cd 26, ca 12dpo

Here's the photo

That blue dye test can't be trusted. It's too thin.
They do this all the time

I'd retest with a pink dye test. It could also be that the blue dye above is an early result test and the pink not