Color #28AFEB Color / Colour Code #28AFEB
This page shows the hex color code for color #28afeb (#28AFEB). The colour is a blue tone with 83% saturation and 54% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #28AFEB against common backgrounds.
Complementary Colors
#28AFEB paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 168, 198, and 228 degrees for harmonious combinations.
Triadic Palette
Three colors at 198, 318, and 78 degrees.
Color Palettes Using #28AFEB
Five shades at lightness levels 15% through 85% while keeping hue at 198 and saturation at 83%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 198 to 243 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 198 with its complement at 18 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 #28AFEB
Lightness variations at hue 198 and 83% saturation.
CSS Gradients with #28AFEB
Design Use Cases for #28AFEB
Vibrant Brand Color
#28AFEB has a strong 83% 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.
Soft Accent & Highlight
With 54% lightness, #28AFEB 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.
Trust & Professional Identity
#28AFEB sits in the blue range (hue 198). Blue is the world's most popular color for corporate identities because it conveys trust, stability, and competence. Use it for navigation bars, link text, form focus states, and any element where user confidence matters. Financial, healthcare, and technology brands rely heavily on this hue range.
Gradient Pairing
Create a gradient from #28AFEB (hue 198) to its complement at hue 18. For a subtler effect, try pairing with an analogous color at hue 228. Use CSS: background: linear-gradient(135deg, #28afeb, #eb6328);
CSS Code for #28AFEB
Similar Colors
Colors visually similar to #28AFEB based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #28AFEB across image editing and color design tools.
About Color #28AFEB (#28AFEB)
#28AFEB is a blue color (colour) with RGB channel values of 40 red, 175 green, and 235 blue. The blue channel is dominant by a ratio of 5.9:1 over the weakest channel. In HSL terms, the hue sits at 198 degrees with 83% saturation and 54% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #28AFEB is 141/255 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 83% cyan, 26% magenta, 0% yellow, and 8% key (black).
The WCAG contrast ratio of #28AFEB against white is 2.49:1 and against black is 8.42:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 8.42:1, or use it exclusively for decorative purposes.
The complementary colour #EB6328 creates maximum visual tension when paired with #28AFEB. For more harmonious color combinations, use the analogous colours #28EBC4 and #284FEB, 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 #28AFEB
- 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 #28AFEB?
- #28AFEB is Color #28AFEB, a blue color (colour) with RGB(40, 175, 235), HSL(198, 83%, 54%), and CMYK(83%, 26%, 0%, 8%). Its perceived brightness is 141/255.
- Is #28AFEB accessible for text?
- Against white, #28AFEB has a contrast ratio of 2.49:1 (fails AA for normal text). Against black, it has 8.42:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #28AFEB?
- The complementary colour is #EB6328 (hue 18). For subtle color combinations, use analogous colours #28EBC4 and #284FEB. The triadic palette adds #EB28B1 and #B1EB28 for vibrant variety.
- How do I use #28AFEB in CSS?
- Use any format: color: #28afeb; or rgb(40, 175, 235); or hsl(198, 83%, 54%). For CSS custom properties: --color-primary: 198 83% 54%; 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.