Color #28D28C Color / Colour Code #28D28C
This page shows the hex color code for color #28d28c (#28D28C). The colour is a cyan tone with 68% saturation and 49% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #28D28C against common backgrounds.
Complementary Colors
#28D28C paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 125, 155, and 185 degrees for harmonious combinations.
Triadic Palette
Three colors at 155, 275, and 35 degrees.
Color Palettes Using #28D28C
Five shades at lightness levels 15% through 85% while keeping hue at 155 and saturation at 68%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 155 to 200 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 155 with its complement at 335 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 #28D28C
Lightness variations at hue 155 and 68% saturation.
CSS Gradients with #28D28C
Design Use Cases for #28D28C
Vibrant Brand Color
#28D28C has a strong 68% 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 49% lightness, #28D28C 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.
Clarity & Technology
#28D28C is in the cyan spectrum (hue 155). Cyan evokes technology, clarity, and innovation. It works well for tech product interfaces, data visualization accents, loading indicators, and futuristic design themes. Cyan provides a modern alternative to traditional blues.
Gradient Pairing
Create a gradient from #28D28C (hue 155) to its complement at hue 335. For a subtler effect, try pairing with an analogous color at hue 185. Use CSS: background: linear-gradient(135deg, #28d28c, #d2286f);
CSS Code for #28D28C
Similar Colors
Colors visually similar to #28D28C based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #28D28C across image editing and color design tools.
About Color #28D28C (#28D28C)
#28D28C is a cyan color (colour) with RGB channel values of 40 red, 210 green, and 140 blue. The green channel is dominant by a ratio of 5.3:1 over the weakest channel. In HSL terms, the hue sits at 155 degrees with 68% saturation and 49% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #28D28C is 151/255 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 81% cyan, 0% magenta, 33% yellow, and 18% key (black).
The WCAG contrast ratio of #28D28C against white is 1.96:1 and against black is 10.69:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 10.69:1, or use it exclusively for decorative purposes.
The complementary colour #D2286F creates maximum visual tension when paired with #28D28C. For more harmonious color combinations, use the analogous colours #28D236 and #28C4D2, 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 #28D28C
- 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 #28D28C?
- #28D28C is Color #28D28C, a cyan color (colour) with RGB(40, 210, 140), HSL(155, 68%, 49%), and CMYK(81%, 0%, 33%, 18%). Its perceived brightness is 151/255.
- Is #28D28C accessible for text?
- Against white, #28D28C has a contrast ratio of 1.96:1 (fails AA for normal text). Against black, it has 10.69:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #28D28C?
- The complementary colour is #D2286F (hue 335). For subtle color combinations, use analogous colours #28D236 and #28C4D2. The triadic palette adds #8B28D2 and #D28B28 for vibrant variety.
- How do I use #28D28C in CSS?
- Use any format: color: #28d28c; or rgb(40, 210, 140); or hsl(155, 68%, 49%). For CSS custom properties: --color-primary: 155 68% 49%; 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.