Color #99EAEB Color / Colour Code #99EAEB
This page shows the hex color code for color #99eaeb (#99EAEB). The colour is a cyan tone with 67% saturation and 76% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #99EAEB against common backgrounds.
Complementary Colors
#99EAEB paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 151, 181, and 211 degrees for harmonious combinations.
Triadic Palette
Three colors at 181, 301, and 61 degrees.
Color Palettes Using #99EAEB
Five shades at lightness levels 15% through 85% while keeping hue at 181 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 181 to 226 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 181 with its complement at 1 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 #99EAEB
Lightness variations at hue 181 and 67% saturation.
CSS Gradients with #99EAEB
Design Use Cases for #99EAEB
Vibrant Brand Color
#99EAEB 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
#99EAEB at 76% 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
#99EAEB is in the cyan spectrum (hue 181). 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 #99EAEB (hue 181) to its complement at hue 1. For a subtler effect, try pairing with an analogous color at hue 211. Use CSS: background: linear-gradient(135deg, #99eaeb, #eb9a99);
CSS Code for #99EAEB
Similar Colors
Colors visually similar to #99EAEB based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #99EAEB across image editing and color design tools.
About Color #99EAEB (#99EAEB)
#99EAEB is a cyan color (colour) with RGB channel values of 153 red, 234 green, and 235 blue. The blue channel is dominant with a relatively balanced channel distribution. In HSL terms, the hue sits at 181 degrees with 67% saturation and 76% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #99EAEB is 210/255 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 35% cyan, 0% magenta, 0% yellow, and 8% key (black).
The WCAG contrast ratio of #99EAEB against white is 1.37:1 and against black is 15.32:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 15.32:1, or use it exclusively for decorative purposes.
The complementary colour #EB9A99 creates maximum visual tension when paired with #99EAEB. For more harmonious color combinations, use the analogous colours #99EBC3 and #99C0EB, 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 #99EAEB
- 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 #99EAEB?
- #99EAEB is Color #99EAEB, a cyan color (colour) with RGB(153, 234, 235), HSL(181, 67%, 76%), and CMYK(35%, 0%, 0%, 8%). Its perceived brightness is 210/255.
- Is #99EAEB accessible for text?
- Against white, #99EAEB has a contrast ratio of 1.37:1 (fails AA for normal text). Against black, it has 15.32:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #99EAEB?
- The complementary colour is #EB9A99 (hue 1). For subtle color combinations, use analogous colours #99EBC3 and #99C0EB. The triadic palette adds #EB99E9 and #E9EB99 for vibrant variety.
- How do I use #99EAEB in CSS?
- Use any format: color: #99eaeb; or rgb(153, 234, 235); or hsl(181, 67%, 76%). For CSS custom properties: --color-primary: 181 67% 76%; 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.