94: Colour and Style Q&A: How to create a wardrobe between classic and casual, choosing your hat, and lighter colours when your colouring is dark?

How to create a wardrobe between classic and casual that doesn’t feel too formal as I live in a relaxed location
How do you wear a hat for warmth or shade whe hats just don’t suit you?
I don’t always want to wear dark colours – how to wear lighter colours when your colouring is dark (A Shape body)?

46: Colour and Style Q&A: A shape Can I wear dark top, Adding the right contrast with an accessory and can you be a mix of warm and cool?

If you have an ideal value of medium light and medium-low value contrast but are an A shape – can you wear dark tops? 
My young son has warm skin and cool eyes – can he be a mix of colouring?
If I’m neutrals plus 2 colours can I just wear a different coloured necklace to the colour in my top, or do I need to add that colour to more areas of my outfit – such as a bracelet too?