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	<title>水彩教學 &#8211; OILART油畫藝術</title>
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		<title>廣告顏料跟水彩一樣嗎？拆解兩種常被搞混的水性顏料</title>
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		<pubDate>Mon, 03 Aug 2026 09:58:10 +0000</pubDate>
				<category><![CDATA[畫畫材料推薦]]></category>
		<category><![CDATA[gouache]]></category>
		<category><![CDATA[不透明水彩]]></category>
		<category><![CDATA[廣告顏料]]></category>
		<category><![CDATA[插畫顏料]]></category>
		<category><![CDATA[水彩教學]]></category>
		<category><![CDATA[水性顏料]]></category>
		<category><![CDATA[繪畫顏料比較]]></category>
		<category><![CDATA[調色技巧]]></category>
		<category><![CDATA[透明水彩]]></category>
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					<description><![CDATA[<p>「廣告顏料就是比較濃的水彩吧？」這句話畫友應該都聽過，但答案其實是否定的——廣告顏料（poster color [&#8230;]</p>
<p>這篇文章 <a rel="nofollow" href="https://www.oilart.me/%e5%bb%a3%e5%91%8a%e9%a1%8f%e6%96%99%e8%b7%9f%e6%b0%b4%e5%bd%a9%e4%b8%80%e6%a8%a3%e5%97%8e/">廣告顏料跟水彩一樣嗎？拆解兩種常被搞混的水性顏料</a> 最早出現於 <a rel="nofollow" href="https://www.oilart.me">OILART油畫藝術</a>。</p>
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<p class="wp-block-paragraph">「廣告顏料就是比較濃的水彩吧？」這句話畫友應該都聽過，但答案其實是否定的——廣告顏料（poster color／designer gouache）雖然同樣以水調色、同樣用阿拉伯膠當結合劑，卻不是透明水彩，而是靠更高的顏料濃度與白色填充成分做出「不透光」的平塗效果。換句話說，水彩靠紙面反光呈現通透感，廣告顏料靠顏料本身遮蓋畫面，兩者的呈色邏輯完全相反。</p>



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		</button><figcaption class="wp-element-caption">廣告顏料跟水彩一樣嗎？拆解兩種常被搞混的水性顏料</figcaption></figure>



<div id="rtoc-mokuji-wrapper" class="rtoc-mokuji-content frame4 preset3 animation-fade rtoc_open noto-sans" data-id="9280" data-theme="Blocksy">
			<div id="rtoc-mokuji-title" class=" rtoc_left">
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			<span>目錄</span>
			</div><ol class="rtoc-mokuji decimal_ol level-1"><li class="rtoc-item"><a href="#rtoc-1">為什麼會有「廣告顏料＝濃水彩」這個迷思</a><ul class="rtoc-mokuji mokuji_ul level-2"><li class="rtoc-item"><a href="#rtoc-2">從顏料結構看差異</a></li></ul></li><li class="rtoc-item"><a href="#rtoc-3">廣告顏料 vs 透明水彩：實測對照表</a></li><li class="rtoc-item"><a href="#rtoc-4">三個畫友最常問的實作細節</a><ul class="rtoc-mokuji mokuji_ul level-2"><li class="rtoc-item"><a href="#rtoc-5"><strong>Q1：廣告顏料要加多少水稀釋才不會結塊？</strong></a></li><li class="rtoc-item"><a href="#rtoc-6"><strong>Q2：廣告顏料乾燥後可以疊色嗎？要等多久？</strong></a></li><li class="rtoc-item"><a href="#rtoc-7"><strong>Q3：廣告顏料和水彩可以用同一支筆嗎？</strong></a></li></ul></li><li class="rtoc-item"><a href="#rtoc-8">選擇廣告顏料還是水彩，看的是畫面需求</a></li></ol></div><h2 id="rtoc-1"  class="wp-block-heading">為什麼會有「廣告顏料＝濃水彩」這個迷思</h2>



<p class="wp-block-paragraph">這個誤會多半來自包裝與命名的混淆。市面上「廣告顏料」、「不透明水彩」、「gouache」常被交替使用，加上兩者都裝在軟管或小罐裡、都能加水稀釋、乾了之後也都能重新沾濕調開，光看外觀確實很像親戚。但只要實際在紙上塗一層薄薄的色塊，差異立刻現形：水彩會透出底下紙張或前一層顏色的痕跡，廣告顏料則會完全蓋掉底色，呈現平整、無反光的霧面效果。</p>



<h3 id="rtoc-2"  class="wp-block-heading">從顏料結構看差異</h3>



<p class="wp-block-paragraph">廣告顏料之所以不透明，關鍵在顆粒大小與填充比例。廣告顏料的顏料顆粒較大且排列緊密，多半還加入白堊粉或鈦白等增白劑，光線照到顏料表面就直接被散射掉，無法穿透到紙面再反射出來；水彩的顏料顆粒細，塗層又薄，光線可以穿過顏料層、被白紙反射回眼睛，這就是水彩特有的透亮感的物理成因。這個顆粒差異也解釋了為什麼廣告顏料的顏料與結合劑比例通常更高——濃度越高，覆蓋力越強。</p>



<p class="wp-block-paragraph">一個可以實際查證的案例是：專業等級的日本廣告顏料（如<a href="https://s.shopee.tw/2gA3b7oMVg" target="_blank" rel="noreferrer noopener"> Nicker</a> 系列）長期被日本動畫產業指定用來繪製背景美術，包括吉卜力工作室多部作品的背景畫，正是看中它高顏料濃度、阿拉伯膠結合劑、少填充物所帶來的平塗發色力與複製穩定性（<a href="https://www.dickblick.com/learning-resources/how-to/gouache-vs-watercolor/" target="_blank" rel="noopener">BLICK Art Materials 技術資料</a>）。這也說明廣告顏料在專業美術與商業插畫領域的定位，跟一般美術教室常見的兒童廣告顏料其實有等級落差。</p>



<h2 id="rtoc-3"  class="wp-block-heading">廣告顏料 vs 透明水彩：實測對照表</h2>



<figure class="wp-block-table"><table class="has-fixed-layout"><thead><tr><th>比較項目</th><th>廣告顏料（Poster Color / Gouache）</th><th>透明水彩（Watercolor）</th></tr></thead><tbody><tr><td>呈色邏輯</td><td>顏料覆蓋紙面，靠自身反光</td><td>顏料層透光，靠紙面反光</td></tr><tr><td>顏料濃度</td><td>高，顆粒較大且緊密</td><td>低，顆粒細緻</td></tr><tr><td>是否含白色填充</td><td>常含白堊粉或鈦白增白</td><td>通常不含，靠留白表現亮部</td></tr><tr><td>修改容錯度</td><td>高，乾後可疊塗覆蓋錯誤</td><td>低，錯誤難以完全遮蓋</td></tr><tr><td>表面質感</td><td>平塗霧面</td><td>通透光澤感</td></tr><tr><td>常見用途</td><td>插畫、動畫背景、平面設計稿</td><td>風景寫生、植物繪畫、渲染效果</td></tr></tbody></table></figure>



<figure class="wp-block-image size-full"><img decoding="async" width="999" height="558" src="https://www.oilart.me/wp-content/uploads/2025/12/Are-poster-paints-transparent-watercolors.webp" alt="廣告顏料是透明水彩嗎？" class="wp-image-11060" title="廣告顏料跟水彩一樣嗎？拆解兩種常被搞混的水性顏料 2" srcset="https://www.oilart.me/wp-content/uploads/2025/12/Are-poster-paints-transparent-watercolors.webp 999w, https://www.oilart.me/wp-content/uploads/2025/12/Are-poster-paints-transparent-watercolors-300x168.webp 300w, https://www.oilart.me/wp-content/uploads/2025/12/Are-poster-paints-transparent-watercolors-768x429.webp 768w, https://www.oilart.me/wp-content/uploads/2025/12/Are-poster-paints-transparent-watercolors-50x28.webp 50w" sizes="(max-width: 999px) 100vw, 999px" /><figcaption class="wp-element-caption">廣告顏料是透明水彩嗎？</figcaption></figure>



<h2 id="rtoc-4"  class="wp-block-heading">三個畫友最常問的實作細節</h2>



<h3 id="rtoc-5"  class="wp-block-heading"><strong>Q1：廣告顏料要加多少水稀釋才不會結塊？</strong></h3>



<p class="wp-block-paragraph">一般建議顏料與水約 1:1 到 1:1.5 的比例先調開，攪拌到質地像濃稠的優格，再依需要的覆蓋力微調水量；水加太多會失去廣告顏料的平塗優勢，等於是把它當水彩用，反而發揮不出遮蓋力。</p>



<h3 id="rtoc-6"  class="wp-block-heading"><strong>Q2：廣告顏料乾燥後可以疊色嗎？要等多久？</strong></h3>



<p class="wp-block-paragraph">薄塗的廣告顏料通常在室溫下 15 到 30 分鐘表乾即可疊塗，但若希望顏色不被下層帶起，建議等待 1 小時以上讓水分完全揮發再疊色，尤其是深色疊淺色時特別重要，否則容易出現「刮起底色」的髒色問題。</p>



<h3 id="rtoc-7"  class="wp-block-heading"><strong>Q3：廣告顏料和水彩可以用同一支筆嗎？</strong></h3>



<p class="wp-block-paragraph">可以共用，但廣告顏料含較多顏料顆粒與填充物，長期使用同一支軟毛筆容易讓筆毛卡粉、彈性下降，建議廣告顏料選用彈性較強、毛質稍粗的合成毛筆，水彩則保留給彈性細膩的貂毛或松鼠毛筆，兩者分開保養能延長筆的使用壽命。</p>



<h2 id="rtoc-8"  class="wp-block-heading">選擇廣告顏料還是水彩，看的是畫面需求</h2>



<p class="wp-block-paragraph">如果作品需要精準複製、平面設計稿、或是動畫背景那種穩定飽和的色塊，廣告顏料的不透光特性會是優勢；如果追求的是層次堆疊、光線穿透的通透感，例如風景寫生或花卉渲染，透明水彩才能表現出那種靠紙張反光而來的自然光澤。兩種顏料沒有絕對的優劣，差別只在於畫面想呈現的是「覆蓋」還是「透光」。</p>



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