Color #A1F155 Color / Colour Code #A1F155
This page shows the hex color code for color #a1f155 (#A1F155). The colour is a green tone with 85% saturation and 64% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #A1F155 against common backgrounds.
Complementary Colors
#A1F155 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 61, 91, and 121 degrees for harmonious combinations.
Triadic Palette
Three colors at 91, 211, and 331 degrees.
Color Palettes Using #A1F155
Five shades at lightness levels 15% through 85% while keeping hue at 91 and saturation at 85%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 91 to 136 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 91 with its complement at 271 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 #A1F155
Lightness variations at hue 91 and 85% saturation.
CSS Gradients with #A1F155
Design Use Cases for #A1F155
High-Impact Accent
With 85% saturation, #A1F155 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 64% lightness, #A1F155 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
#A1F155 falls in the green range (hue 91). 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 #A1F155 (hue 91) to its complement at hue 271. For a subtler effect, try pairing with an analogous color at hue 121. Use CSS: background: linear-gradient(135deg, #a1f155, #a655f1);
CSS Code for #A1F155
Similar Colors
Colors visually similar to #A1F155 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #A1F155 across image editing and color design tools.
About Color #A1F155 (#A1F155)
#A1F155 is a green color (colour) with RGB channel values of 161 red, 241 green, and 85 blue. The green channel is dominant by a ratio of 2.8:1 over the weakest channel. In HSL terms, the hue sits at 91 degrees with 85% saturation and 64% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #A1F155 is 199/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This means it appears bright to the human eye and is best paired with dark text for readability. For print production, the CMYK equivalent is 33% cyan, 0% magenta, 65% yellow, and 5% key (black).
The WCAG contrast ratio of #A1F155 against white is 1.38:1 and against black is 15.23:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 15.23:1, or use it exclusively for decorative purposes.
The complementary colour #A655F1 creates maximum visual tension when paired with #A1F155. For more harmonious color combinations, use the analogous colours #EFF155 and #55F158, 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 #A1F155
- 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 #A1F155?
- #A1F155 is Color #A1F155, a green color (colour) with RGB(161, 241, 85), HSL(91, 85%, 64%), and CMYK(33%, 0%, 65%, 5%). Its perceived brightness is 199/255.
- Is #A1F155 accessible for text?
- Against white, #A1F155 has a contrast ratio of 1.38:1 (fails AA for normal text). Against black, it has 15.23:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #A1F155?
- The complementary colour is #A655F1 (hue 271). For subtle color combinations, use analogous colours #EFF155 and #55F158. The triadic palette adds #55A1F1 and #F155A1 for vibrant variety.
- How do I use #A1F155 in CSS?
- Use any format: color: #a1f155; or rgb(161, 241, 85); or hsl(91, 85%, 64%). For CSS custom properties: --color-primary: 91 85% 64%; 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.