Color #E5FFFB Color / Colour Code #E5FFFB
This page shows the hex color code for color #e5fffb (#E5FFFB). The colour is a cyan tone with 100% saturation and 95% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #E5FFFB against common backgrounds.
Complementary Colors
#E5FFFB paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 141, 171, and 201 degrees for harmonious combinations.
Triadic Palette
Three colors at 171, 291, and 51 degrees.
Color Palettes Using #E5FFFB
Five shades at lightness levels 15% through 85% while keeping hue at 171 and saturation at 100%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 171 to 216 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 171 with its complement at 351 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 #E5FFFB
Lightness variations at hue 171 and 100% saturation.
CSS Gradients with #E5FFFB
Design Use Cases for #E5FFFB
High-Impact Accent
With 100% saturation, #E5FFFB 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.
Near-White Background
At 95% lightness, #E5FFFB is very close to white but carries a subtle cyan tint. This is perfect for alternating row backgrounds in tables, subtle section differentiation, and adding warmth or coolness to an otherwise stark white design.
Clarity & Technology
#E5FFFB is in the cyan spectrum (hue 171). 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 #E5FFFB (hue 171) to its complement at hue 351. For a subtler effect, try pairing with an analogous color at hue 201. Use CSS: background: linear-gradient(135deg, #e5fffb, #ffe5e9);
CSS Code for #E5FFFB
Similar Colors
Colors visually similar to #E5FFFB based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #E5FFFB across image editing and color design tools.
About Color #E5FFFB (#E5FFFB)
#E5FFFB is a cyan color (colour) with RGB channel values of 229 red, 255 green, and 251 blue. The green channel is dominant with a relatively balanced channel distribution. In HSL terms, the hue sits at 171 degrees with 100% saturation and 95% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #E5FFFB is 247/255 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 10% cyan, 0% magenta, 2% yellow, and 0% key (black).
The WCAG contrast ratio of #E5FFFB against white is 1.05:1 and against black is 20.03:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 20.03:1, or use it exclusively for decorative purposes.
The complementary colour #FFE5E9 creates maximum visual tension when paired with #E5FFFB. For more harmonious color combinations, use the analogous colours #E5FFEE and #E5F6FF, 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 #E5FFFB
- 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 #E5FFFB?
- #E5FFFB is Color #E5FFFB, a cyan color (colour) with RGB(229, 255, 251), HSL(171, 100%, 95%), and CMYK(10%, 0%, 2%, 0%). Its perceived brightness is 247/255.
- Is #E5FFFB accessible for text?
- Against white, #E5FFFB has a contrast ratio of 1.05:1 (fails AA for normal text). Against black, it has 20.03:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #E5FFFB?
- The complementary colour is #FFE5E9 (hue 351). For subtle color combinations, use analogous colours #E5FFEE and #E5F6FF. The triadic palette adds #FBE5FF and #FFFBE5 for vibrant variety.
- How do I use #E5FFFB in CSS?
- Use any format: color: #e5fffb; or rgb(229, 255, 251); or hsl(171, 100%, 95%). For CSS custom properties: --color-primary: 171 100% 95%; 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.