Color #EFDD90 Color / Colour Code #EFDD90
This page shows the hex color code for color #efdd90 (#EFDD90). The colour is a yellow tone with 75% saturation and 75% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #EFDD90 against common backgrounds.
Complementary Colors
#EFDD90 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 19, 49, and 79 degrees for harmonious combinations.
Triadic Palette
Three colors at 49, 169, and 289 degrees.
Color Palettes Using #EFDD90
Five shades at lightness levels 15% through 85% while keeping hue at 49 and saturation at 75%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 49 to 94 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 49 with its complement at 229 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 #EFDD90
Lightness variations at hue 49 and 75% saturation.
CSS Gradients with #EFDD90
Design Use Cases for #EFDD90
Vibrant Brand Color
#EFDD90 has a strong 75% 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
#EFDD90 at 75% 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
#EFDD90 is in the yellow spectrum (hue 49). 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 #EFDD90 (hue 49) to its complement at hue 229. For a subtler effect, try pairing with an analogous color at hue 79. Use CSS: background: linear-gradient(135deg, #efdd90, #8fa1ef);
CSS Code for #EFDD90
Similar Colors
Colors visually similar to #EFDD90 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #EFDD90 across image editing and color design tools.
About Color #EFDD90 (#EFDD90)
#EFDD90 is a yellow color (colour) with RGB channel values of 239 red, 221 green, and 144 blue. The red channel is dominant with a relatively balanced channel distribution. In HSL terms, the hue sits at 49 degrees with 75% saturation and 75% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #EFDD90 is 218/255 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 0% cyan, 8% magenta, 40% yellow, and 6% key (black).
The WCAG contrast ratio of #EFDD90 against white is 1.36:1 and against black is 15.42:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 15.42:1, or use it exclusively for decorative purposes.
The complementary colour #8FA1EF creates maximum visual tension when paired with #EFDD90. For more harmonious color combinations, use the analogous colours #EFAE8F and #D1EF8F, 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 #EFDD90
- 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 #EFDD90?
- #EFDD90 is Color #EFDD90, a yellow color (colour) with RGB(239, 221, 144), HSL(49, 75%, 75%), and CMYK(0%, 8%, 40%, 6%). Its perceived brightness is 218/255.
- Is #EFDD90 accessible for text?
- Against white, #EFDD90 has a contrast ratio of 1.36:1 (fails AA for normal text). Against black, it has 15.42:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #EFDD90?
- The complementary colour is #8FA1EF (hue 229). For subtle color combinations, use analogous colours #EFAE8F and #D1EF8F. The triadic palette adds #8FEFDE and #DE8FEF for vibrant variety.
- How do I use #EFDD90 in CSS?
- Use any format: color: #efdd90; or rgb(239, 221, 144); or hsl(49, 75%, 75%). For CSS custom properties: --color-primary: 49 75% 75%; 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.