guāng / xiàn / tài / àn / wǒ / yǎn / chà / le / bǎ / lán / sè / wén / jiàn / jiā / ná / chéng / le / hēi / sè / de光线太暗,我眼岔了,把蓝色文件夹拿成了黑色的。The light was too dim, so I mistook the blue folder for the black one.