RAL 100 50 40
Bright Viridian
RAL 100 50 40 Bright Viridian occupies hue 100, lightness 50, and chroma 40, near the peak saturation for this blue-green family, producing a bright electrifying viridian of maximum visual impact. It is chosen for eco-brand signage elements, aquatic infrastructure markings, and bold architectural feature walls. This is the quintessential statement colour of the 100 hue group, radiating freshness and aquatic vitality.
Color Reference
The RAL Design system uses Hue-Lightness-Chroma (HLC) notation. Hue describes the color family (0-360°), Lightness describes brightness (0-100), and Chroma describes saturation intensity (0-100+).
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 Bright Viridian
Palette Generator
Select a harmony type, then press Space to reroll unlocked colors.
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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