Color #6600A9 Color / Colour Code #6600A9
This page shows the hex color code for color #6600a9 (#6600A9). The colour is a purple tone with 100% saturation and 33% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #6600A9 against common backgrounds.
Complementary Colors
#6600A9 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 246, 276, and 306 degrees for harmonious combinations.
Triadic Palette
Three colors at 276, 36, and 156 degrees.
Color Palettes Using #6600A9
Five shades at lightness levels 15% through 85% while keeping hue at 276 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 276 to 321 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 276 with its complement at 96 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 #6600A9
Lightness variations at hue 276 and 100% saturation.
CSS Gradients with #6600A9
Design Use Cases for #6600A9
High-Impact Accent
With 100% saturation, #6600A9 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 33% lightness, #6600A9 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.
Creativity & Premium Positioning
#6600A9 falls in the purple spectrum (hue 276). Purple communicates creativity, wisdom, and luxury. It is effective for premium product highlights, creative portfolio accents, meditation app interfaces, and rewards program branding. Purple occupies a unique space between the energy of red and the calm of blue.
Gradient Pairing
Create a gradient from #6600A9 (hue 276) to its complement at hue 96. For a subtler effect, try pairing with an analogous color at hue 306. Use CSS: background: linear-gradient(135deg, #6600a9, #43a800);
CSS Code for #6600A9
Similar Colors
Colors visually similar to #6600A9 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #6600A9 across image editing and color design tools.
About Color #6600A9 (#6600A9)
#6600A9 is a purple color (colour) with RGB channel values of 102 red, 0 green, and 169 blue. The blue channel is dominant by a ratio of 169.0:1 over the weakest channel. In HSL terms, the hue sits at 276 degrees with 100% saturation and 33% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #6600A9 is 50/255 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 40% cyan, 100% magenta, 0% yellow, and 34% key (black).
The WCAG contrast ratio of #6600A9 against white is 9.82:1 and against black is 2.14:1. 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 #43A800 creates maximum visual tension when paired with #6600A9. For more harmonious color combinations, use the analogous colours #1100A8 and #A80097, 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 #6600A9
- 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 #6600A9?
- #6600A9 is Color #6600A9, a purple color (colour) with RGB(102, 0, 169), HSL(276, 100%, 33%), and CMYK(40%, 100%, 0%, 34%). Its perceived brightness is 50/255.
- Is #6600A9 accessible for text?
- Against white, #6600A9 has a contrast ratio of 9.82:1 (passes AA for normal text). Against black, it has 2.14:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #6600A9?
- The complementary colour is #43A800 (hue 96). For subtle color combinations, use analogous colours #1100A8 and #A80097. The triadic palette adds #A86500 and #00A865 for vibrant variety.
- How do I use #6600A9 in CSS?
- Use any format: color: #6600a9; or rgb(102, 0, 169); or hsl(276, 100%, 33%). For CSS custom properties: --color-primary: 276 100% 33%; 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.