Color #55FF45 Color / Colour Code #55FF45
This page shows the hex color code for color #55ff45 (#55FF45). The colour is a green tone with 100% saturation and 64% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #55FF45 against common backgrounds.
Complementary Colors
#55FF45 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 85, 115, and 145 degrees for harmonious combinations.
Triadic Palette
Three colors at 115, 235, and 355 degrees.
Color Palettes Using #55FF45
Five shades at lightness levels 15% through 85% while keeping hue at 115 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 115 to 160 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 115 with its complement at 295 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 #55FF45
Lightness variations at hue 115 and 100% saturation.
CSS Gradients with #55FF45
Design Use Cases for #55FF45
High-Impact Accent
With 100% saturation, #55FF45 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, #55FF45 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
#55FF45 falls in the green range (hue 115). 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 #55FF45 (hue 115) to its complement at hue 295. For a subtler effect, try pairing with an analogous color at hue 145. Use CSS: background: linear-gradient(135deg, #55ff45, #f047ff);
CSS Code for #55FF45
Similar Colors
Colors visually similar to #55FF45 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #55FF45 across image editing and color design tools.
About Color #55FF45 (#55FF45)
#55FF45 is a green color (colour) with RGB channel values of 85 red, 255 green, and 69 blue. The green channel is dominant by a ratio of 3.7:1 over the weakest channel. In HSL terms, the hue sits at 115 degrees with 100% saturation and 64% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #55FF45 is 183/255 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 67% cyan, 0% magenta, 73% yellow, and 0% key (black).
The WCAG contrast ratio of #55FF45 against white is 1.33:1 and against black is 15.78:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 15.78:1, or use it exclusively for decorative purposes.
The complementary colour #F047FF creates maximum visual tension when paired with #55FF45. For more harmonious color combinations, use the analogous colours #B3FF47 and #47FF94, 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 #55FF45
- 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 #55FF45?
- #55FF45 is Color #55FF45, a green color (colour) with RGB(85, 255, 69), HSL(115, 100%, 64%), and CMYK(67%, 0%, 73%, 0%). Its perceived brightness is 183/255.
- Is #55FF45 accessible for text?
- Against white, #55FF45 has a contrast ratio of 1.33:1 (fails AA for normal text). Against black, it has 15.78:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #55FF45?
- The complementary colour is #F047FF (hue 295). For subtle color combinations, use analogous colours #B3FF47 and #47FF94. The triadic palette adds #4757FF and #FF4757 for vibrant variety.
- How do I use #55FF45 in CSS?
- Use any format: color: #55ff45; or rgb(85, 255, 69); or hsl(115, 100%, 64%). For CSS custom properties: --color-primary: 115 100% 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.