Color #ADD1EF Color / Colour Code #ADD1EF
This page shows the hex color code for color #add1ef (#ADD1EF). The colour is a blue tone with 67% saturation and 81% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #ADD1EF against common backgrounds.
Complementary Colors
#ADD1EF paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 177, 207, and 237 degrees for harmonious combinations.
Triadic Palette
Three colors at 207, 327, and 87 degrees.
Color Palettes Using #ADD1EF
Five shades at lightness levels 15% through 85% while keeping hue at 207 and saturation at 67%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 207 to 252 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 207 with its complement at 27 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 #ADD1EF
Lightness variations at hue 207 and 67% saturation.
CSS Gradients with #ADD1EF
Design Use Cases for #ADD1EF
Vibrant Brand Color
#ADD1EF has a strong 67% 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.
Light Background Tint
#ADD1EF at 81% 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.
Trust & Professional Identity
#ADD1EF sits in the blue range (hue 207). 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 #ADD1EF (hue 207) to its complement at hue 27. For a subtler effect, try pairing with an analogous color at hue 237. Use CSS: background: linear-gradient(135deg, #add1ef, #efcbae);
CSS Code for #ADD1EF
Similar Colors
Colors visually similar to #ADD1EF based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #ADD1EF across image editing and color design tools.
About Color #ADD1EF (#ADD1EF)
#ADD1EF is a blue color (colour) with RGB channel values of 173 red, 209 green, and 239 blue. The blue channel is dominant with a relatively balanced channel distribution. In HSL terms, the hue sits at 207 degrees with 67% saturation and 81% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #ADD1EF is 202/255 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 28% cyan, 13% magenta, 0% yellow, and 6% key (black).
The WCAG contrast ratio of #ADD1EF against white is 1.60:1 and against black is 13.14:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 13.14:1, or use it exclusively for decorative purposes.
The complementary colour #EFCBAE creates maximum visual tension when paired with #ADD1EF. For more harmonious color combinations, use the analogous colours #AEEFEC and #AEB1EF, 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 #ADD1EF
- 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 #ADD1EF?
- #ADD1EF is Color #ADD1EF, a blue color (colour) with RGB(173, 209, 239), HSL(207, 67%, 81%), and CMYK(28%, 13%, 0%, 6%). Its perceived brightness is 202/255.
- Is #ADD1EF accessible for text?
- Against white, #ADD1EF has a contrast ratio of 1.60:1 (fails AA for normal text). Against black, it has 13.14:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #ADD1EF?
- The complementary colour is #EFCBAE (hue 27). For subtle color combinations, use analogous colours #AEEFEC and #AEB1EF. The triadic palette adds #EFAED2 and #D2EFAE for vibrant variety.
- How do I use #ADD1EF in CSS?
- Use any format: color: #add1ef; or rgb(173, 209, 239); or hsl(207, 67%, 81%). For CSS custom properties: --color-primary: 207 67% 81%; 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.