Color #EFFE8F Color / Colour Code #EFFE8F
This page shows the hex color code for color #effe8f (#EFFE8F). The colour is a yellow tone with 98% saturation and 78% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #EFFE8F against common backgrounds.
Complementary Colors
#EFFE8F paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 38, 68, and 98 degrees for harmonious combinations.
Triadic Palette
Three colors at 68, 188, and 308 degrees.
Color Palettes Using #EFFE8F
Five shades at lightness levels 15% through 85% while keeping hue at 68 and saturation at 98%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 68 to 113 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 68 with its complement at 248 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 #EFFE8F
Lightness variations at hue 68 and 98% saturation.
CSS Gradients with #EFFE8F
Design Use Cases for #EFFE8F
High-Impact Accent
With 98% saturation, #EFFE8F 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
#EFFE8F at 78% 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
#EFFE8F is in the yellow spectrum (hue 68). 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 #EFFE8F (hue 68) to its complement at hue 248. For a subtler effect, try pairing with an analogous color at hue 98. Use CSS: background: linear-gradient(135deg, #effe8f, #9f90fe);
CSS Code for #EFFE8F
Similar Colors
Colors visually similar to #EFFE8F based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #EFFE8F across image editing and color design tools.
About Color #EFFE8F (#EFFE8F)
#EFFE8F is a yellow color (colour) with RGB channel values of 239 red, 254 green, and 143 blue. The green channel is dominant with a relatively balanced channel distribution. In HSL terms, the hue sits at 68 degrees with 98% saturation and 78% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #EFFE8F is 237/255 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, 44% yellow, and 0% key (black).
The WCAG contrast ratio of #EFFE8F against white is 1.09:1 and against black is 19.24:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 19.24:1, or use it exclusively for decorative purposes.
The complementary colour #9F90FE creates maximum visual tension when paired with #EFFE8F. For more harmonious color combinations, use the analogous colours #FED690 and #B8FE90, 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 #EFFE8F
- 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 #EFFE8F?
- #EFFE8F is Color #EFFE8F, a yellow color (colour) with RGB(239, 254, 143), HSL(68, 98%, 78%), and CMYK(6%, 0%, 44%, 0%). Its perceived brightness is 237/255.
- Is #EFFE8F accessible for text?
- Against white, #EFFE8F has a contrast ratio of 1.09:1 (fails AA for normal text). Against black, it has 19.24:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #EFFE8F?
- The complementary colour is #9F90FE (hue 248). For subtle color combinations, use analogous colours #FED690 and #B8FE90. The triadic palette adds #90EFFE and #FE90EF for vibrant variety.
- How do I use #EFFE8F in CSS?
- Use any format: color: #effe8f; or rgb(239, 254, 143); or hsl(68, 98%, 78%). For CSS custom properties: --color-primary: 68 98% 78%; 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.