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Rule Three: Contrast, Contrast, Contrast

 

Rule Three: Contrast, Contrast, Contrast

Wed, Oct 10, 2007

Design Tip

Part Three of Seven Easy Principles to Becoming a Master Designer.

Read Rule 1 and Rule 2

contrast in your desig title=


Good contrast in your design goes hand-in-hand with your color selections. Contrast is the value difference between the colors on your design. Value is how bright or dark the color (ink) is. Ever see a blank white canvas and as a joke someone says: “Hey – it’s a white cow in a snow storm!” This is an example of no contrast. White on white is no contrast – you can’t see anything.

Elementary right? I mean what kind of stupid tutorial is this? I’m explaining that the piece I’m designing needs to be visible?? This is a retarded concept for a tutorial right?

Wrong.

Because unfortunately, I see lots of problems with designer’s contrast all the time. Not only that, but contrast, when used properly can be an important tool.

Here is one big mistake I see frequently: Designers use color difference to produce contrast instead of value difference. For instance… a medium value blue sitting on top of a medium value red produces some contrast. You CAN see the difference between the two. But when you have two colors together of the same value – it produces what is known as “vibrating.” You’ll notice that at the line where the blue and red meet your eye seems to oscillate back and forth between the two. It almost feels like the text is pulsing.

insufficient contras title=

If your goal is to produce something really vibrant - you can use this technique. But it’s hard on the eyes and most people will find it annoying. Here is another example of the same design using different colors that have more contrast:

proper contrast in your desig title=

This second one is obviously much easier on the eyes.

A quick way to evaluate your design to see if there is sufficient contrast is to convert the entire thing to grey scale momentarily and see if the design still looks clear and easy to read. In Illustrator you do this by selecting your design, and select: Edit>Edit Colors>Convert to Grayscale. In Photoshop you’ll need to flatten your work then you can select: Image>Adjustments>Desaturate. This will convert it to Grayscale.

In either case, you’ll want to undo this action once you’ve had a chance to see how your design looks put to this test.

Here is a sample of the same design –one with good contrast, one with bad contrast. And just under each one is how they both look in grayscale.

good and bad contras title=

You can clearly see how much easier it is to read the text in the design on the left, particularly when it’s converted to grayscale. The design on the right uses less contrast and more color difference to define the shapes.

One question I get all the time is: “what opacity setting should I use for a background water mark?” I think a good watermark background should be between 10%-15% opaque. Once again – this is all about maintaining contrast in your design. If the background is light – then the watermark should obviously also be fairly light and vice versa. Here is an example of a good and bad watermark:

set watermarks at 15 opacit title=

set watermarks at 15 opacit title=

The last little thing I want to note about contrast is how it can be used as a tool. If, for instance, you have a need to direct your audience’s attention to something specific on your design – you can accomplish it with contrast! You might keep the entire design relatively light and then make the one spot you want your audience to focus on dark. Here is an example of a well designed landing page:

good contrast in a desig title=

This is a page on E-Harmony’s tour section of their website. While they want to give people a “tour,” what they REALLY want to do is get people to actually sign-up. So, when you look at this page - what is the biggest darkest thing on the page? It’s a non-clickable picture of a girl and the “Get Started Now” button. Obviously they want you to click on the “Get Started Now” button. Look at how much bigger and darker the “Get Started Now” button is compared to the “Next Step” button. The Next Step button is what someone on the tour SHOULD be pushing to continue the tour - but how tempting is that Get Started Now button? And why? Why does it jump off the page at you? Simple - CONTRAST!

This concludes a fairly basic but fundamentally critical lesson in design. Thanks for taking the time to read this. Four more basics to go. After that I promise I’ll teach you how to draw!

成为一个顶级设计师的第三准则:对比,对比,对比


成为一个顶级设计师的第三准则:对比,对比,对比

contrast in your desig title=

设计里面,好的对比颜色选择是密切相关的。对比是指在你的设计里面,颜色之间的明度不同。明度是这个颜色看起来有多亮或有多暗。曾经看到一个以空白画布为题的笑话,有人说:“看,这是一头白色的牛在暴风雪里面!”这就是一个没有对比的例子。白色在白色上面是没有反差,你看不到任何东西。

很幼稚吗?我的意思是这条指南看起来是不是很愚蠢?我在解释的东西有需要?这个概念是不是很迟钝?

相反

因为很不幸的是,我一直看到设计师在对比上有很多问题。不仅仅因为这样,当对比使用恰当的话,能成为一个很重要的设计手法

我常看到这样的错误:设计师用不同的颜色去产生对比而不是用不同的明度如,用一个中值的蓝色放到一个中值的红色上面来产生对比。你可以看到这两个之间的不同。但是,当你把两个不颜色同一个色值放到一起,它产生了“颤动感”(由于巧妙的对比也会形成非常显著的、生动有力的色彩效果)。你会注意到,当蓝色和红色相遇的时候,你的眼就会在这两个颜色之间来回动。几乎能感觉到本的脉动

insufficient contras title=

如果你的目标是让某些东西充满活力,你可以使用这个技术。但是这样对眼睛来说是很困难的,并且大部分人都会觉得它令人厌烦。这里有另一个用不同颜色但有更强对比的例子:

proper contrast in your desig title=

第二个很明显对眼睛来说更容易接受。

一个快速评估你的设计是否有足够对比的技巧是,把所有东西都转换灰度级,然后看这个设计是否看起来仍然清晰并且容易阅读。在Illustrator里面,你可以选中你的设计,然后选择Edit>Edit Colors>Convert to Grayscale。如果是Photoshop,你需要先让你的作品去掉光影,然后,你可以选择Image>Adjustments>Desaturate。这样就可以把它转成到灰度级了。

无论哪种情况,在你有机会做了这个测试之后,你都会想要撤销这个动作的。

这里有一个对于同一个设计的示例——一个设计的对比很好,另一个就很差。在每一个设计的下面是它们各自在灰度级的样子。

good and bad contras title=

你可以清楚的看到,左边的设计阅读文本要容易得多,尤其是在转换成灰度级的情况下。右边的设计用了较弱的对比和更多不同的颜色来定义轮廓。

我一直会听到这样的问题:“当我用作背景水印的时候,我该用什么透明度设置呢?” 我认为一个好的水印背景的透明度应该在10%-15%之间。再次说明,这都是关于在你的设计里面保持对比。如果背景是淡色的,那么水印当然也要适度的淡色,反之亦然。这里有一个关于好的水印和不好的水印的例子:

set watermarks at 15 opacit title=

set watermarks at 15 opacit title=

关于对比,我想阐述的最后一点就是,怎样能让它像工具一样使用。例如,如果你需要在你的设计上把观众的注意力引导到某些特殊的地方,你可以用对比来完成它。你可以让整个设计保持淡色,然后把你想让观众注意的地方设为深色。这里有一个精心设计的登陆页:

good contrast in a desig title=

这是E-Harmony网站页面。他们真正目的是让浏览者去注册。所以,你看什么是这个页面上最大、颜色最深的东西呢?是不可点击的一个女孩的图片和"Get Started Now"的按钮。很明显他们想要你点击按钮"Get Started Now"。"Get Started Now"按钮的大小、颜色的深浅是跟“Next Step”按钮相对而言的。“Next Step”按钮一些继续游览人去点的。但是"Get Started Now为什么那么有吸引力呢?为什么它能跳出页面呈现在你面前?很简单,运用对比!


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