Color #552DB9 Color / Colour Code #552DB9
This page shows the hex color code for color #552db9 (#552DB9). The colour is a purple tone with 61% saturation and 45% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #552DB9 against common backgrounds.
Complementary Colors
#552DB9 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 227, 257, and 287 degrees for harmonious combinations.
Triadic Palette
Three colors at 257, 17, and 137 degrees.
Color Palettes Using #552DB9
Five shades at lightness levels 15% through 85% while keeping hue at 257 and saturation at 61%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 257 to 302 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 257 with its complement at 77 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 #552DB9
Lightness variations at hue 257 and 61% saturation.
CSS Gradients with #552DB9
Design Use Cases for #552DB9
Vibrant Brand Color
#552DB9 has a strong 61% 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.
Primary Interface Color
At 45% lightness, #552DB9 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
#552DB9 falls in the purple spectrum (hue 257). 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 #552DB9 (hue 257) to its complement at hue 77. For a subtler effect, try pairing with an analogous color at hue 287. Use CSS: background: linear-gradient(135deg, #552db9, #91b92d);
CSS Code for #552DB9
Similar Colors
Colors visually similar to #552DB9 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #552DB9 across image editing and color design tools.
About Color #552DB9 (#552DB9)
#552DB9 is a purple color (colour) with RGB channel values of 85 red, 45 green, and 185 blue. The blue channel is dominant by a ratio of 4.1:1 over the weakest channel. In HSL terms, the hue sits at 257 degrees with 61% saturation and 45% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #552DB9 is 73/255 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 54% cyan, 76% magenta, 0% yellow, and 27% key (black).
The WCAG contrast ratio of #552DB9 against white is 8.53:1 and against black is 2.46:1. 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 #91B92D creates maximum visual tension when paired with #552DB9. For more harmonious color combinations, use the analogous colours #2D4BB9 and #9A2DB9, 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 #552DB9
- 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 #552DB9?
- #552DB9 is Color #552DB9, a purple color (colour) with RGB(85, 45, 185), HSL(257, 61%, 45%), and CMYK(54%, 76%, 0%, 27%). Its perceived brightness is 73/255.
- Is #552DB9 accessible for text?
- Against white, #552DB9 has a contrast ratio of 8.53:1 (passes AA for normal text). Against black, it has 2.46:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #552DB9?
- The complementary colour is #91B92D (hue 77). For subtle color combinations, use analogous colours #2D4BB9 and #9A2DB9. The triadic palette adds #B9542D and #2DB954 for vibrant variety.
- How do I use #552DB9 in CSS?
- Use any format: color: #552db9; or rgb(85, 45, 185); or hsl(257, 61%, 45%). For CSS custom properties: --color-primary: 257 61% 45%; 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.