Color #2FFF00 Color / Colour Code #2FFF00
This page shows the hex color code for color #2fff00 (#2FFF00). The colour is a green tone with 100% saturation and 50% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #2FFF00 against common backgrounds.
Complementary Colors
#2FFF00 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 79, 109, and 139 degrees for harmonious combinations.
Triadic Palette
Three colors at 109, 229, and 349 degrees.
Color Palettes Using #2FFF00
Five shades at lightness levels 15% through 85% while keeping hue at 109 and saturation at 100%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 109 to 154 degrees create a warm, unified palette. This analogous scheme works for marketing materials, seasonal campaigns, and any design that needs visual warmth without clashing colors.
Combines the base color at hue 109 with its complement at 289 and two adjacent cool tones. This split-complementary approach provides strong visual contrast while remaining more balanced than a pure complementary scheme.
Five evenly spaced hues at 40% saturation and 80% lightness. Pastels are gentle on the eyes and work well for dashboards, onboarding screens, category tags, and any interface where multiple distinct colors are needed without visual aggression.
Shades & Tints of #2FFF00
Lightness variations at hue 109 and 100% saturation.
CSS Gradients with #2FFF00
Design Use Cases for #2FFF00
High-Impact Accent
With 100% saturation, #2FFF00 is highly vivid. Reserve this for elements that need maximum attention: primary action buttons, notification badges, error states, or promotional banners. Use sparingly alongside neutral tones to avoid visual fatigue.
Soft Accent & Highlight
With 50% lightness, #2FFF00 has a softer, more approachable quality. It works well for hover states, subtle highlights, progress indicators, and secondary UI elements. This lightness range is particularly effective for tag backgrounds and status indicators.
Success & Growth Indicators
#2FFF00 falls in the green range (hue 109). Green universally represents success, growth, and safety. Use it for confirmation messages, positive chart data, eco-friendly badges, and health metrics. In financial dashboards, green indicates gains and positive performance.
Gradient Pairing
Create a gradient from #2FFF00 (hue 109) to its complement at hue 289. For a subtler effect, try pairing with an analogous color at hue 139. Use CSS: background: linear-gradient(135deg, #2fff00, #d000ff);
CSS Code for #2FFF00
Similar Colors
Colors visually similar to #2FFF00 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #2FFF00 across image editing and color design tools.
About Color #2FFF00 (#2FFF00)
#2FFF00 is a green color (colour) with RGB channel values of 47 red, 255 green, and 0 blue. The green channel is dominant by a ratio of 255.0:1 over the weakest channel. In HSL terms, the hue sits at 109 degrees with 100% saturation and 50% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #2FFF00 is 164/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This is a medium-brightness color that can work with either dark or light text depending on font weight and size. For print production, the CMYK equivalent is 82% cyan, 0% magenta, 100% yellow, and 0% key (black).
The WCAG contrast ratio of #2FFF00 against white is 1.36:1 and against black is 15.42:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 15.42:1, or use it exclusively for decorative purposes.
The complementary colour #D000FF creates maximum visual tension when paired with #2FFF00. For more harmonious color combinations, use the analogous colours #AEFF00 and #00FF51, which sit 30 degrees on either side of the hue wheel. To build a complete design system, start with the monochromatic scale above for consistent shade variations, then add one complementary or triadic accent for interactive elements.
How to Explore Color #2FFF00
- Enter your color value in HEX format.
- The tool converts it to RGB, HSL, CMYK format in real time.
- Copy the converted value to your clipboard.
What is HEX to RGB, HSL, CMYK color conversion
Converting from HEX to RGB, HSL, CMYK translates a color value between two different color models. Different color models are used in web design (HEX, RGB), print (CMYK), and color theory (HSL, HSV).
Related Tools & Colors
Frequently Asked Questions
- What color / colour is #2FFF00?
- #2FFF00 is Color #2FFF00, a green color (colour) with RGB(47, 255, 0), HSL(109, 100%, 50%), and CMYK(82%, 0%, 100%, 0%). Its perceived brightness is 164/255.
- Is #2FFF00 accessible for text?
- Against white, #2FFF00 has a contrast ratio of 1.36:1 (fails AA for normal text). Against black, it has 15.42:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #2FFF00?
- The complementary colour is #D000FF (hue 289). For subtle color combinations, use analogous colours #AEFF00 and #00FF51. The triadic palette adds #002FFF and #FF002F for vibrant variety.
- How do I use #2FFF00 in CSS?
- Use any format: color: #2fff00; or rgb(47, 255, 0); or hsl(109, 100%, 50%). For CSS custom properties: --color-primary: 109 100% 50%; then use it as hsl(var(--color-primary)).
- Is this color / colour explorer free?
- Yes, completely free with no signup required. All colour calculations run in your browser. You can explore any valid hex color code, not just the pre-generated palette.