Complementary
Maximum contrast — logos, CTAs, bold pairs
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Greens
Phosphorescent Green
Psychology
Its extreme vibrancy commands immediate attention and can evoke a sense of the futuristic or the uncanny, stimulating heightened awareness.
History & Origin
Such extreme, glowing greens are a modern phenomenon, often associated with digital displays, safety signage, and science fiction aesthetics.
Combinations
Harmonious pairings from this color. Click any swatch to copy.
Values & Conversions
Copy any format — sRGB, print, and perceptual OKLCH.
CSS
Accessibility
WCAG 2.2 contrast for the pairings designers use most.
Recommended
Readable body text at this size.
15.33:1AAA
Use black text for body copy, labels, and controls.
✓ Small text✓ Large text
All pairings
Aa
White on color
1.37:1Fail
Aa
Black on color
15.33:1AAA
Aa
Color on white
1.37:1Fail
Aa
Color on black
15.33:1AAA
Variations
Shades, tints, and tones in 10% steps — built for real UI states.
Darker steps for hover, shadow, and pressed states.
Design token scale
50–950 ramp for systems workColor vision
How this color reads under common forms of color vision deficiency.
Similar colors
Perceptually closest named colors in the library.