Color #66A50D Color / Colour Code #66A50D
This page shows the hex color code for color #66a50d (#66A50D). The colour is a green tone with 85% saturation and 35% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #66A50D against common backgrounds.
Complementary Colors
#66A50D paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 55, 85, and 115 degrees for harmonious combinations.
Triadic Palette
Three colors at 85, 205, and 325 degrees.
Color Palettes Using #66A50D
Five shades at lightness levels 15% through 85% while keeping hue at 85 and saturation at 85%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 85 to 130 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 85 with its complement at 265 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 #66A50D
Lightness variations at hue 85 and 85% saturation.
CSS Gradients with #66A50D
Design Use Cases for #66A50D
High-Impact Accent
With 85% saturation, #66A50D 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.
Primary Interface Color
At 35% lightness, #66A50D is in the mid-range, making it ideal for interactive elements like buttons, links, and selected states. This lightness level ensures good contrast against both light and dark adjacent elements in most layouts.
Success & Growth Indicators
#66A50D falls in the green range (hue 85). Green universally represents success, growth, and safety. Use it for confirmation messages, positive chart data, eco-friendly badges, and health metrics. In financial dashboards, green indicates gains and positive performance.
Gradient Pairing
Create a gradient from #66A50D (hue 85) to its complement at hue 265. For a subtler effect, try pairing with an analogous color at hue 115. Use CSS: background: linear-gradient(135deg, #66a50d, #4d0da5);
CSS Code for #66A50D
Similar Colors
Colors visually similar to #66A50D based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #66A50D across image editing and color design tools.
About Color #66A50D (#66A50D)
#66A50D is a green color (colour) with RGB channel values of 102 red, 165 green, and 13 blue. The green channel is dominant by a ratio of 12.7:1 over the weakest channel. In HSL terms, the hue sits at 85 degrees with 85% saturation and 35% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #66A50D is 129/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This is a medium-brightness color that can work with either dark or light text depending on font weight and size. For print production, the CMYK equivalent is 38% cyan, 0% magenta, 92% yellow, and 35% key (black).
The WCAG contrast ratio of #66A50D against white is 3.02:1 and against black is 6.95:1. This only passes AA for large text (18pt+) on white. For normal body text on white, darken the color or use it on a dark background where it achieves 6.95:1.
The complementary colour #4D0DA5 creates maximum visual tension when paired with #66A50D. For more harmonious color combinations, use the analogous colours #A5980D and #1AA50D, 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 #66A50D
- 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 #66A50D?
- #66A50D is Color #66A50D, a green color (colour) with RGB(102, 165, 13), HSL(85, 85%, 35%), and CMYK(38%, 0%, 92%, 35%). Its perceived brightness is 129/255.
- Is #66A50D accessible for text?
- Against white, #66A50D has a contrast ratio of 3.02:1 (fails AA for normal text). Against black, it has 6.95:1 (passes AA). It passes AA for large text (18pt+) on white. Use the contrast checker tool for custom background pairings.
- What colours pair well with #66A50D?
- The complementary colour is #4D0DA5 (hue 265). For subtle color combinations, use analogous colours #A5980D and #1AA50D. The triadic palette adds #0D66A5 and #A50D66 for vibrant variety.
- How do I use #66A50D in CSS?
- Use any format: color: #66a50d; or rgb(102, 165, 13); or hsl(85, 85%, 35%). For CSS custom properties: --color-primary: 85 85% 35%; 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.