Color #ECF1BB Color / Colour Code #ECF1BB
This page shows the hex color code for color #ecf1bb (#ECF1BB). The colour is a yellow tone with 66% saturation and 84% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #ECF1BB against common backgrounds.
Complementary Colors
#ECF1BB paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 36, 66, and 96 degrees for harmonious combinations.
Triadic Palette
Three colors at 66, 186, and 306 degrees.
Color Palettes Using #ECF1BB
Five shades at lightness levels 15% through 85% while keeping hue at 66 and saturation at 66%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 66 to 111 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 66 with its complement at 246 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 #ECF1BB
Lightness variations at hue 66 and 66% saturation.
CSS Gradients with #ECF1BB
Design Use Cases for #ECF1BB
Vibrant Brand Color
#ECF1BB has a strong 66% 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
#ECF1BB at 84% 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.
Attention & Optimism
#ECF1BB is in the yellow spectrum (hue 66). Yellow attracts attention faster than any other color. Use it for warning labels, featured content markers, star ratings, and tooltip backgrounds. Pair with dark text since yellow often fails contrast checks against white.
Gradient Pairing
Create a gradient from #ECF1BB (hue 66) to its complement at hue 246. For a subtler effect, try pairing with an analogous color at hue 96. Use CSS: background: linear-gradient(135deg, #ecf1bb, #c1bbf1);
CSS Code for #ECF1BB
Similar Colors
Colors visually similar to #ECF1BB based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #ECF1BB across image editing and color design tools.
About Color #ECF1BB (#ECF1BB)
#ECF1BB is a yellow color (colour) with RGB channel values of 236 red, 241 green, and 187 blue. The green channel is dominant with a relatively balanced channel distribution. In HSL terms, the hue sits at 66 degrees with 66% saturation and 84% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #ECF1BB is 233/255 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 2% cyan, 0% magenta, 22% yellow, and 5% key (black).
The WCAG contrast ratio of #ECF1BB against white is 1.18:1 and against black is 17.87:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 17.87:1, or use it exclusively for decorative purposes.
The complementary colour #C1BBF1 creates maximum visual tension when paired with #ECF1BB. For more harmonious color combinations, use the analogous colours #F1DCBB and #D1F1BB, 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 #ECF1BB
- 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 #ECF1BB?
- #ECF1BB is Color #ECF1BB, a yellow color (colour) with RGB(236, 241, 187), HSL(66, 66%, 84%), and CMYK(2%, 0%, 22%, 5%). Its perceived brightness is 233/255.
- Is #ECF1BB accessible for text?
- Against white, #ECF1BB has a contrast ratio of 1.18:1 (fails AA for normal text). Against black, it has 17.87:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #ECF1BB?
- The complementary colour is #C1BBF1 (hue 246). For subtle color combinations, use analogous colours #F1DCBB and #D1F1BB. The triadic palette adds #BBECF1 and #F1BBEC for vibrant variety.
- How do I use #ECF1BB in CSS?
- Use any format: color: #ecf1bb; or rgb(236, 241, 187); or hsl(66, 66%, 84%). For CSS custom properties: --color-primary: 66 66% 84%; 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.