Poisonous
Also known as: Hyper Green , Chlorophyll Green , Traffic Green , Venomous Green
There is a fresh and natural quality to Poisonous. The vivid, cool green at #55FF11 rewards outdoor gear and wellness brands. Reach for a purple companion shade to give Poisonous maximum contrast. Accessibility-wise, it needs a dark backdrop: 15.70:1 on black clears AA.
Reference
Poisonous color codes
- HEX
- #55FF11
- RGB
- rgb(85, 255, 17)
- RGBA
- rgba(85, 255, 17, 1)
- HSL
- hsl(103, 100%, 53%)
- HSV
- hsv(103, 93%, 100%)
- CMYK
- cmyk(67%, 0%, 93%, 0%)
- LAB
- lab(88.8 -71.1 80.9)
- OKLCH
- oklch(87.7% 0.279 140.0)
Analysis
Color intelligence
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Gamut
The full range of colors a device or space can show. sRGB is the common screen gamut; Display P3 is wider. A color outside a gamut cannot be shown accurately there and must be mapped inward.Full glossary entry →Displays accurately on every screen. Vivid colors like this typically lose some intensity in CMYK print. Request a physical proof for brand-critical work.
Temperature
Undertone
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neutral, leaning warm
Nearest standard colors
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Delta E (ΔE)
A measure of how different two colors look. Below 1 the difference is invisible to almost everyone; below 2.3 most people can't tell them apart; above 10 they are clearly different colors. We use CIEDE2000, the modern standard.Full glossary entry →
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Delta E (ΔE)
A measure of how different two colors look. Below 1 the difference is invisible to almost everyone; below 2.3 most people can't tell them apart; above 10 they are clearly different colors. We use CIEDE2000, the modern standard.Full glossary entry →- CSS: lime #00FF00 · ΔE 2.1
- RAL 6038: Luminous green #00F700 · ΔE 2.9 · approximate
RAL values are widely published approximations of the physical standard. For Pantone-adjacent workflows, match by eye against a physical fan deck. Pantone's values are proprietary and device-dependent, so we don't print lookups.
Where Poisonous works
- Web & UI: Reads as an interactive accent: fills, hovers, focus rings. Keep body text in a darker neutral.
- Interiors: Use it where you want the eye to land: a front door, built-ins, or one bold wall.
- Fashion: One garment in this color carries an outfit; two starts to compete.
- Branding: A brand green signals freshness; deepen it for finance, brighten it for eco-consumer products.
- Web & UI: Use it decoratively for dividers, chart series, and illustration accents, and let neutrals carry the type.
- Branding: Best in a brand's supporting palette: packaging interiors, patterns, campaign accents.
Copy as: every ecosystem
Variations
Tints, shades, and tones of Poisonous
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Tint
A color mixed with white, which raises its lightness. Pink is a tint of red. Tints feel softer and more open than the base color.Full glossary entry →
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Tint
A color mixed with white, which raises its lightness. Pink is a tint of red. Tints feel softer and more open than the base color.Full glossary entry →Tints (lighter)
Shades (darker)
Harmonies
Color harmonies
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Complementary colors
Two colors opposite each other on the wheel. They create the strongest contrast and make each other look more intense, so they work best used unevenly.Full glossary entry →
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Complementary colors
Two colors opposite each other on the wheel. They create the strongest contrast and make each other look more intense, so they work best used unevenly.Full glossary entry →Palettes built from Poisonous by rotating its hue in OKLCH space. Click any swatch to copy its hex code.
Complementary
Analogous
Triadic
Split-complementary
Tetradic
Monochromatic
Accessibility
Contrast & accessibility
Aa on white
contrast 1.34:1
AA fail AAA fail AA large fail
Aa on black
contrast 15.70:1
AA pass AAA pass AA large pass
Best text color on a Poisonous background: #000000
Palettes
Palettes featuring Poisonous
Poisonous with its complement
Soft neighbors of Poisonous
Poisonous triad
Explore
Similar colors
- McNuke #33FF11 · ΔE 1.4
- Plutonium #35FA00 · ΔE 1.7
- Green #00FF00 · ΔE 2.1
- So Sour #00FF11 · ΔE 2.2
- Acid #00FF22 · ΔE 2.5
- Loud Lime #88FF22 · ΔE 3.5
Looking for maximum contrast instead? The complement of Poisonous is closest to Sugar Chic .
FAQ
Poisonous FAQs
What color is Poisonous?
Poisonous is a medium green with the hex code #55FF11. In HSL terms it has a hue of 103°, 100% saturation, and 53% lightness.
What is the hex code for Poisonous?
The hex code for Poisonous is #55FF11. In RGB it's rgb(85, 255, 17), and in CMYK it's cmyk(67%, 0%, 93%, 0%).
What colors go well with Poisonous?
Poisonous pairs naturally with purple tones from its complementary harmony, and with blue accents from its split-complementary palette. Its own tints and shades always work as a monochrome scheme.
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