whitesmoke
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#F5F5F5
CSS color
Whitesmoke (#F5F5F5) is a very light, clean neutral grey CSS named colour, barely distinguishable from white but with just enough grey to prevent the harshness of pure white on bright screens. One of the most widely used CSS near-whites for page backgrounds, it provides a clean, eye-comfortable alternative to #FFFFFF that reduces contrast fatigue in long-form text and UI design. The name suggests the translucent quality of white smoke — present but barely perceptible.
カラー値
#F5F5F5
245, 245, 245
0.0, 0.0%, 96.1%
0.0, 0.0%, 96.1%
0.0%, 0.0%, 0.0%, 3.9%
0.9702 0.0 89.9
プロパティ
色彩心理学
Near-whites and off-whites radiate purity, simplicity, and spacious clarity. They feel open and unbounded, associated with cleanliness, fresh starts, and minimalism. These tones create a sense of potential and possibility, inviting focus on content.
Design Usage
Off-whites are preferred over pure white for page backgrounds to reduce glare. They feel warmer while maintaining a clean, bright aesthetic. Use for primary backgrounds and content areas where visual breathing room is needed.
カラーハーモニー
色覚異常シミュレーション
CSS使用法
Tailwindシェード
コントラストチェッカー
白背景のテキスト
1.09:1
黒背景のテキスト
19.26:1
比較する
含まれているコレクション
関連記事
よくある質問
What are the RGB, HSL, and CMYK values of #F5F5F5?
RGB(245, 245, 245) · HSL(0.0, 0.0%, 96.1%) · CMYK(0.0%, 0.0%, 0.0%, 3.9%)
Does #F5F5F5 meet WCAG contrast on white?
1.09:1 — WCAG AA 不合格, AAA 不合格 for normal text.
What text color is readable on #F5F5F5?
Use 000000 text on a #F5F5F5 background; contrast on black is 19.26:1.