Color #28BD2B Color / Colour Code #28BD2B
This page shows the hex color code for color #28bd2b (#28BD2B). The colour is a green tone with 65% saturation and 45% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #28BD2B against common backgrounds.
Complementary Colors
#28BD2B paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 91, 121, and 151 degrees for harmonious combinations.
Triadic Palette
Three colors at 121, 241, and 1 degrees.
Color Palettes Using #28BD2B
Five shades at lightness levels 15% through 85% while keeping hue at 121 and saturation at 65%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 121 to 166 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 121 with its complement at 301 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 #28BD2B
Lightness variations at hue 121 and 65% saturation.
CSS Gradients with #28BD2B
Design Use Cases for #28BD2B
Vibrant Brand Color
#28BD2B has a strong 65% saturation that makes it ideal for brand identity elements. Use it for logos, primary call-to-action buttons, hero section accents, and marketing materials where visual impact matters. This saturation level is eye-catching without being harsh.
Primary Interface Color
At 45% lightness, #28BD2B is in the mid-range, making it ideal for interactive elements like buttons, links, and selected states. This lightness level ensures good contrast against both light and dark adjacent elements in most layouts.
Success & Growth Indicators
#28BD2B falls in the green range (hue 121). 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 #28BD2B (hue 121) to its complement at hue 301. For a subtler effect, try pairing with an analogous color at hue 151. Use CSS: background: linear-gradient(135deg, #28bd2b, #bd28bb);
CSS Code for #28BD2B
Similar Colors
Colors visually similar to #28BD2B based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #28BD2B across image editing and color design tools.
About Color #28BD2B (#28BD2B)
#28BD2B is a green color (colour) with RGB channel values of 40 red, 189 green, and 43 blue. The green channel is dominant by a ratio of 4.7:1 over the weakest channel. In HSL terms, the hue sits at 121 degrees with 65% saturation and 45% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #28BD2B is 128/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This appears dark to the human eye, so pair it with light text for adequate readability. For print production, the CMYK equivalent is 79% cyan, 0% magenta, 77% yellow, and 26% key (black).
The WCAG contrast ratio of #28BD2B against white is 2.50:1 and against black is 8.40:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 8.40:1, or use it exclusively for decorative purposes.
The complementary colour #BD28BB creates maximum visual tension when paired with #28BD2B. For more harmonious color combinations, use the analogous colours #70BD28 and #28BD75, 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 #28BD2B
- 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 #28BD2B?
- #28BD2B is Color #28BD2B, a green color (colour) with RGB(40, 189, 43), HSL(121, 65%, 45%), and CMYK(79%, 0%, 77%, 26%). Its perceived brightness is 128/255.
- Is #28BD2B accessible for text?
- Against white, #28BD2B has a contrast ratio of 2.50:1 (fails AA for normal text). Against black, it has 8.40:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #28BD2B?
- The complementary colour is #BD28BB (hue 301). For subtle color combinations, use analogous colours #70BD28 and #28BD75. The triadic palette adds #2B28BD and #BD2B28 for vibrant variety.
- How do I use #28BD2B in CSS?
- Use any format: color: #28bd2b; or rgb(40, 189, 43); or hsl(121, 65%, 45%). For CSS custom properties: --color-primary: 121 65% 45%; 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.