When a dark-colored cake was served on a black plate rather than a white one, customers recognized it as sweeter and more tasty.

当黑色的蛋糕放在黑色盘子里而不是白色盘子里时，顾客认为它更甜更好吃。

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General web usability guidelines recommend sans-serif fonts with high contrast color selection (high-contrast white on black or dark blue rather than low-contrast like Chadwick's blue-on-blue).

一般的网页可用性设计指南推荐使用有高色彩对比度的sans - serif字体(高对比度的白字黑底或白字暗蓝底，而不是像Chadwick低对比度的蓝字蓝底)。

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Dark areas appear black rather than dark grey because the relevant cells are simply switched off.

黑暗区域显示的是黑色而不是深灰色，因为相关的单元格只是被关闭了。

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Scarcella's hair is still dark but thinner than in a black-and-white photo showing him leading away a handcuffed Ranta following the arrest in the rabbi case.

NPR: Retired Detective Defends Record In NYC Case

It all felt slightly less aggressive than last season when we saw dark monkish hoods, black knit elbow-length fingerless gloves and mysterious wool tailoring with twill suits and leather jackets.

FORBES: Simon Spurr Proves You Don't Have To Wear Tweed In The Country

Mr Liana was wearing a smart, dark coloured suit jacket with a lighter coloured shirt, smart casual trousers in a lighter colour than the suit jacket and black shoes.

BBC: Artur Liana, issued by Northamptonshire Police