A blue or bluish black pigment has been prepared based on the technology of coating the phthalocyanine blue and active carbon on the mica-based pearlescent pigment.

将酞菁蓝和活性炭包覆在云母钛珠光颜料上，制得蓝色至蓝黑色的珠光颜料。

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The smoke was bluish-black and thick.

这烟雾呈蓝黑色，而且很浓。

《柯林斯英汉双解大词典》

Something with some black will be good, but don’t overdo is as you might notice some bluish tones when the brightness is cranked up.

在显示某些黑色的时候效果比较好，但是不要过分黑，因为当亮度调高一些的时候，你会发现这些区域会有一些泛蓝。

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And on this dazzling sheet, spread under the blackness of the clouds and emitting a bluish glow, Captain MacWhirr could catch a desolate glimpse of a few tiny specks black as ebony, the tops of the hatches, the battened companions, the heads of the covered winches, the foot of a mast.

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Pointing towards a bluish mass of ice in a distant valley, he explains that in the 1930s the Black Rapids Glacier became the fastest moving ever recorded, sometimes advancing as much as 200 feet a day.

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