Color #ECF3FB Color / Colour Code #ECF3FB
This page shows the hex color code for color #ecf3fb (#ECF3FB). The colour is a blue tone with 65% saturation and 95% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #ECF3FB against common backgrounds.
Complementary Colors
#ECF3FB paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 182, 212, and 242 degrees for harmonious combinations.
Triadic Palette
Three colors at 212, 332, and 92 degrees.
Color Palettes Using #ECF3FB
Five shades at lightness levels 15% through 85% while keeping hue at 212 and saturation at 65%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 212 to 257 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 212 with its complement at 32 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 #ECF3FB
Lightness variations at hue 212 and 65% saturation.
CSS Gradients with #ECF3FB
Design Use Cases for #ECF3FB
Vibrant Brand Color
#ECF3FB has a strong 65% 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.
Near-White Background
At 95% lightness, #ECF3FB is very close to white but carries a subtle blue tint. This is perfect for alternating row backgrounds in tables, subtle section differentiation, and adding warmth or coolness to an otherwise stark white design.
Trust & Professional Identity
#ECF3FB sits in the blue range (hue 212). 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 #ECF3FB (hue 212) to its complement at hue 32. For a subtler effect, try pairing with an analogous color at hue 242. Use CSS: background: linear-gradient(135deg, #ecf3fb, #fbf3ea);
CSS Code for #ECF3FB
Similar Colors
Colors visually similar to #ECF3FB based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #ECF3FB across image editing and color design tools.
About Color #ECF3FB (#ECF3FB)
#ECF3FB is a blue color (colour) with RGB channel values of 236 red, 243 green, and 251 blue. The blue channel is dominant with a relatively balanced channel distribution. In HSL terms, the hue sits at 212 degrees with 65% saturation and 95% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #ECF3FB is 242/255 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 6% cyan, 3% magenta, 0% yellow, and 2% key (black).
The WCAG contrast ratio of #ECF3FB against white is 1.12:1 and against black is 18.78:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 18.78:1, or use it exclusively for decorative purposes.
The complementary colour #FBF3EA creates maximum visual tension when paired with #ECF3FB. For more harmonious color combinations, use the analogous colours #EAFAFB and #EBEAFB, 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 #ECF3FB
- 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 #ECF3FB?
- #ECF3FB is Color #ECF3FB, a blue color (colour) with RGB(236, 243, 251), HSL(212, 65%, 95%), and CMYK(6%, 3%, 0%, 2%). Its perceived brightness is 242/255.
- Is #ECF3FB accessible for text?
- Against white, #ECF3FB has a contrast ratio of 1.12:1 (fails AA for normal text). Against black, it has 18.78:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #ECF3FB?
- The complementary colour is #FBF3EA (hue 32). For subtle color combinations, use analogous colours #EAFAFB and #EBEAFB. The triadic palette adds #FBEAF2 and #F2FBEA for vibrant variety.
- How do I use #ECF3FB in CSS?
- Use any format: color: #ecf3fb; or rgb(236, 243, 251); or hsl(212, 65%, 95%). For CSS custom properties: --color-primary: 212 65% 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.