Color #EFFE75 Color / Colour Code #EFFE75
This page shows the hex color code for color #effe75 (#EFFE75). The colour is a yellow tone with 99% saturation and 73% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #EFFE75 against common backgrounds.
Complementary Colors
#EFFE75 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 37, 67, and 97 degrees for harmonious combinations.
Triadic Palette
Three colors at 67, 187, and 307 degrees.
Color Palettes Using #EFFE75
Five shades at lightness levels 15% through 85% while keeping hue at 67 and saturation at 99%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 67 to 112 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 67 with its complement at 247 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 #EFFE75
Lightness variations at hue 67 and 99% saturation.
CSS Gradients with #EFFE75
Design Use Cases for #EFFE75
High-Impact Accent
With 99% saturation, #EFFE75 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.
Light Background Tint
#EFFE75 at 73% 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
#EFFE75 is in the yellow spectrum (hue 67). 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 #EFFE75 (hue 67) to its complement at hue 247. For a subtler effect, try pairing with an analogous color at hue 97. Use CSS: background: linear-gradient(135deg, #effe75, #8676fe);
CSS Code for #EFFE75
Similar Colors
Colors visually similar to #EFFE75 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #EFFE75 across image editing and color design tools.
About Color #EFFE75 (#EFFE75)
#EFFE75 is a yellow color (colour) with RGB channel values of 239 red, 254 green, and 117 blue. The green channel is dominant by a ratio of 2.2:1 over the weakest channel. In HSL terms, the hue sits at 67 degrees with 99% saturation and 73% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #EFFE75 is 234/255 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, 0% magenta, 54% yellow, and 0% key (black).
The WCAG contrast ratio of #EFFE75 against white is 1.10:1 and against black is 19.10:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 19.10:1, or use it exclusively for decorative purposes.
The complementary colour #8676FE creates maximum visual tension when paired with #EFFE75. For more harmonious color combinations, use the analogous colours #FECA76 and #AAFE76, 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 #EFFE75
- 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 #EFFE75?
- #EFFE75 is Color #EFFE75, a yellow color (colour) with RGB(239, 254, 117), HSL(67, 99%, 73%), and CMYK(6%, 0%, 54%, 0%). Its perceived brightness is 234/255.
- Is #EFFE75 accessible for text?
- Against white, #EFFE75 has a contrast ratio of 1.10:1 (fails AA for normal text). Against black, it has 19.10:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #EFFE75?
- The complementary colour is #8676FE (hue 247). For subtle color combinations, use analogous colours #FECA76 and #AAFE76. The triadic palette adds #76EEFE and #FE76EE for vibrant variety.
- How do I use #EFFE75 in CSS?
- Use any format: color: #effe75; or rgb(239, 254, 117); or hsl(67, 99%, 73%). For CSS custom properties: --color-primary: 67 99% 73%; 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.