الهوية ليست مجرد اسم وشعار، بل هي تؤثر بشكل أساسي على
تصورات الفئات المستهدفة وتساعدهم على التعرف على المؤسسة
أو المنتج أو الخدمة. كذلك تلعب دوراً هاماً في زيادة الوعي بالخدمات،
وتصورات العملاء عن القيمة مقابل المال والرضى عن المؤسسة.
ولهذا التصميم البصري يلعب دورا هاما في الاتصال المؤسسي والاجتماعي
وفي إيصال الرسائل التوعوية والترويجية. حينما يطبق ويعمل التصميم
بطريقة صحيحة، يعني ذلك بأن التصميم جاذب ومناسب في رسالته
للجمهور. ولهذا فإنه من المهم بنفس القدر التأكد بأن ما تم
تصميمه يعمل لأكبر شريحة من الجمهور.
20. 20
األلوان تباين
WCAG 2.0 معايير
.الخلفية عن المقدمة فصل مع المحتوى وسماع رؤية المستخدم على تسهل أن يجب
Guideline 1.4 Distinguishable: Make it easier for users to see and hear content
including separating foreground from background.
21. 21
األلوان تباين
WCAG 2.0 معايير
عرض أو ،إلجراء إشارة أو ،المعلومة لنقل وحيدة مرئية كوسيلة يستخدم ال اللون
.مرئي عنصر تمييز أو ،استجابة
1.4.1 Use of Color: Color is not used as the only visual means of conveying
information, indicating an action, prompting a response, or distinguishing a visual
element. (Level A)
25. 25
األلوان تباين
WCAG 2.0 معايير
٤.٥:١ عن يقل ال بها التباين معدل يكون أن يجب نص على تحتوي التي والصور النص
الكبيرة النصوص بإستثناء
أعلى أو العريض بالخط نقطة ١٤ أو طبيعي نقطة ١٨ يساوي النص حجم أن حالة في أما
٣:١ عن يقل ال التباين معدل يكون أن يجب عندها
If your website is WCAG 2.0 Level AA compliant, you must meet minimum contrast
requirements outlined in Success Criterion 1.4.3: Contrast (minimum):
1. Text and images of text must have a contrast ratio of at least 4.5:1 except for
large text.
2. Large text that is 18pt normal or 14pt bold or larger must have a colour ratio of
at least 3:1.
58. 58
المراجع
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25, 2017, from https://www.smashingmagazine.com/2014/10/color-contrast-tips-and-tools-for-
accessibility/
Cornish, K., Goodman-Deane, J., Ruggeri, K., & Clarkson, P. J. (2015). Visual accessibility in graphic
design: A client–designer communication failure. Design Studies, 40, 176-195. doi:10.1016/j.
destud.2015.07.003
Decision - Corporate branding accessibility. (2017, May 09). Retrieved September 25, 2017, from http://
councillors.herefordshire.gov.uk/ieDecisionDetails.aspx?ID=4587
Hausler, J. (2015, April 15). 7 Things Every Designer Needs to Know about Accessibility. Retrieved
September 25, 2017, from https://medium.com/salesforce-ux/7-things-every-designer-needs-to-know-
about-accessibility-64f105f0881b
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25, 2017, from https://graphicdesign.stackexchange.com/questions/15674/how-can-graphic-design-be-
more-accessible-for-people-with-disabilities
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Kalbag, L. (2015, May 23). Accessibility. Retrieved September 25, 2017, from https://laurakalbag.com/
category/accessibility-2/
Mifsud, J., & About Justin MifsudI am a user interface designer and user experience consultant by day
and blogger by night. I own and run this blog, Usability Geek, where I evangelize about the importance
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d80e95cbb2c1
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