Blue light is not light which looks blue, it is a light which wavelength from 400-500,it create more damage to people's than another light.
Blue light occupies most part of the visible light, whose short wave and high Energy stimulates eyes and causes photo and eyestrain, meanwhile the blue light bled into red blossoms and green leaves too much will also reduce the sharpness of color contrast.
Blue cut lens can help you.
Blue Cut Lens is to block and protect your eyes from high energy blue light exposure. Blue cut lens effectively blocks 100% UV and 40% of the blue light, reduces the incidence of retinopathy and provides improved visual performance and eye protection, allowing wearers to enjoy the added benefit of clearer and sharper vision, without altering or distorting color perception.