Dark Green Color / Colour Code #006600
This page shows the hex color code for dark green (#006600). The colour is a green tone with 100% saturation and 20% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #006600 against common backgrounds.
Complementary Colors
#006600 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 90, 120, and 150 degrees for harmonious combinations.
Triadic Palette
Three colors at 120, 240, and 0 degrees.
Color Palettes Using #006600
Five shades at lightness levels 15% through 85% while keeping hue at 120 and saturation at 100%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 120 to 165 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 120 with its complement at 300 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 #006600
Lightness variations at hue 120 and 100% saturation.
CSS Gradients with #006600
Design Use Cases for #006600
High-Impact Accent
With 100% saturation, #006600 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.
Deep Accent & Text Color
#006600 at 20% lightness is dark enough for readable body text on light backgrounds while retaining its green character. Use for headings, emphasized text, or deep accent borders. It provides contrast without the harshness of pure black.
Success & Growth Indicators
#006600 falls in the green range (hue 120). 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 #006600 (hue 120) to its complement at hue 300. For a subtler effect, try pairing with an analogous color at hue 150. Use CSS: background: linear-gradient(135deg, #006600, #660066);
CSS Code for #006600
Similar Colors
Colors visually similar to #006600 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #006600 across image editing and color design tools.
About Dark Green (#006600)
#006600 is a green color (colour) with RGB channel values of 0 red, 102 green, and 0 blue. The green channel is dominant by a ratio of 102.0:1 over the weakest channel. In HSL terms, the hue sits at 120 degrees with 100% saturation and 20% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #006600 is 60/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This appears dark to the human eye, so pair it with light text for adequate readability. For print production, the CMYK equivalent is 100% cyan, 0% magenta, 100% yellow, and 60% key (black).
The WCAG contrast ratio of #006600 against white is 7.24:1 and against black is 2.90:1. This exceeds the AAA requirement (7:1) for normal text on white, making it excellent for body text and small UI labels on light backgrounds.
The complementary colour #660066 creates maximum visual tension when paired with #006600. For more harmonious color combinations, use the analogous colours #336600 and #006633, 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 #006600
- 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 #006600?
- #006600 is Dark Green, a green color (colour) with RGB(0, 102, 0), HSL(120, 100%, 20%), and CMYK(100%, 0%, 100%, 60%). Its perceived brightness is 60/255.
- Is #006600 accessible for text?
- Against white, #006600 has a contrast ratio of 7.24:1 (passes AA for normal text). Against black, it has 2.90:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #006600?
- The complementary colour is #660066 (hue 300). For subtle color combinations, use analogous colours #336600 and #006633. The triadic palette adds #000066 and #660000 for vibrant variety.
- How do I use #006600 in CSS?
- Use any format: color: #006600; or rgb(0, 102, 0); or hsl(120, 100%, 20%). For CSS custom properties: --color-primary: 120 100% 20%; 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.