Color #ADEFFB Color / Colour Code #ADEFFB
This page shows the hex color code for color #adeffb (#ADEFFB). The colour is a cyan tone with 91% saturation and 83% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #ADEFFB against common backgrounds.
Complementary Colors
#ADEFFB paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 159, 189, and 219 degrees for harmonious combinations.
Triadic Palette
Three colors at 189, 309, and 69 degrees.
Color Palettes Using #ADEFFB
Five shades at lightness levels 15% through 85% while keeping hue at 189 and saturation at 91%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 189 to 234 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 189 with its complement at 9 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 #ADEFFB
Lightness variations at hue 189 and 91% saturation.
CSS Gradients with #ADEFFB
Design Use Cases for #ADEFFB
High-Impact Accent
With 91% saturation, #ADEFFB 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.
Light Background Tint
#ADEFFB at 83% lightness creates a gentle tinted background. Use it for section backgrounds, alert banners, or card surfaces that need to stand out from a white page without strong contrast. It adds color personality while keeping the design light and open.
Clarity & Technology
#ADEFFB is in the cyan spectrum (hue 189). 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 #ADEFFB (hue 189) to its complement at hue 9. For a subtler effect, try pairing with an analogous color at hue 219. Use CSS: background: linear-gradient(135deg, #adeffb, #fbb8ac);
CSS Code for #ADEFFB
Similar Colors
Colors visually similar to #ADEFFB based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #ADEFFB across image editing and color design tools.
About Color #ADEFFB (#ADEFFB)
#ADEFFB is a cyan color (colour) with RGB channel values of 173 red, 239 green, and 251 blue. The blue channel is dominant with a relatively balanced channel distribution. In HSL terms, the hue sits at 189 degrees with 91% saturation and 83% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #ADEFFB is 221/255 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 31% cyan, 5% magenta, 0% yellow, and 2% key (black).
The WCAG contrast ratio of #ADEFFB against white is 1.27:1 and against black is 16.52:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 16.52:1, or use it exclusively for decorative purposes.
The complementary colour #FBB8AC creates maximum visual tension when paired with #ADEFFB. For more harmonious color combinations, use the analogous colours #ACFBDF and #ACC8FB, 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 #ADEFFB
- 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 #ADEFFB?
- #ADEFFB is Color #ADEFFB, a cyan color (colour) with RGB(173, 239, 251), HSL(189, 91%, 83%), and CMYK(31%, 5%, 0%, 2%). Its perceived brightness is 221/255.
- Is #ADEFFB accessible for text?
- Against white, #ADEFFB has a contrast ratio of 1.27:1 (fails AA for normal text). Against black, it has 16.52:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #ADEFFB?
- The complementary colour is #FBB8AC (hue 9). For subtle color combinations, use analogous colours #ACFBDF and #ACC8FB. The triadic palette adds #FBACEF and #EFFBAC for vibrant variety.
- How do I use #ADEFFB in CSS?
- Use any format: color: #adeffb; or rgb(173, 239, 251); or hsl(189, 91%, 83%). For CSS custom properties: --color-primary: 189 91% 83%; 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.