RAL 2011
Deep Orange
RAL 2011 Deep Orange is a rich, warm orange with excellent depth and saturation. This color is the signature shade of the CIÉ Supertrain in Ireland and the S5 line of the Milan S Lines in Italy, demonstrating its effectiveness in public transport branding. Deep Orange conveys confidence and energy, making it suitable for bold architectural statements, commercial vehicle liveries, and premium industrial equipment where a distinctive, memorable finish is required.
Color Reference
WCAG 2.1 AA requires 4.5:1 contrast for normal text. Results show this color as a background.
Spectrum & Perceptual Position
CIELAB is a perceptually uniform color space. Euclidean distance between two colors in this diagram closely matches human visual difference. The dot size shows your selected color; slightly larger dots are the nearest perceptual neighbors.
Build a Palette Around Deep Orange
Palette Generator
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Reference + opposite hue with tonal variations
Contrast ratios follow WCAG 2.1 guidelines. Green (≥4.5:1) passes AA for normal text. Amber (≥3:1) passes for large text only. Grey indicates low contrast.
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