chartreuse

#7FFF00

CSS color

Chartreuse (#7FFF00) is an intensely vivid yellow-green CSS named color, positioned exactly halfway between yellow and green on the color wheel. Named after the French liqueur of the same striking color made by Carthusian monks, it has a piercing, almost radioactive quality that attracts immediate attention. It is used in safety equipment, neon fashion, and digital effects demanding maximum visibility.

Valeurs de couleur

HEX

#7FFF00

RGB

127, 255, 0

HSL

90,1, 100,0%, 50,0%

HSV

90,1, 100,0%, 100,0%

CMYK

50,2%, 0,0%, 100,0%, 0,0%

OKLCH

0,8903 0,2648 136,0

Propriétés

Psychologie des couleurs

True green represents growth, harmony, and environmental consciousness. It is the color most directly associated with nature and sustainability, activating feelings of renewal and stability. Green sits at the center of the visible spectrum, making it psychologically balanced and universally positive.

Design Usage

Medium green is essential for sustainability brands, financial growth indicators, and agricultural products. It works as a primary brand color that communicates trust without the corporate coolness of blue. Ensure sufficient contrast with white text since many mid-greens fall below WCAG AA thresholds.

Harmonies de couleurs

Simulation de daltonisme

Utilisation CSS

background-color: #7FFF00;
color: #7FFF00;
border-color: #7FFF00;
Tailwind le plus proche : Lime 400 #A3E635

Nuances Tailwind

Vérificateur de contraste

Texte sur blanc

1,3:1

AA Fail AAA Fail

Texte sur noir

16,21:1

AA Pass AAA Pass

Comparer avec

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Questions fréquemment posées

What are the RGB, HSL, and CMYK values of #7FFF00?

RGB(127, 255, 0) · HSL(90,1, 100,0%, 50,0%) · CMYK(50,2%, 0,0%, 100,0%, 0,0%)

Does #7FFF00 meet WCAG contrast on white?

1,3:1 — WCAG AA Échoué, AAA Échoué for normal text.

What text color is readable on #7FFF00?

Use 000000 text on a #7FFF00 background; contrast on black is 16,21:1.