Color #641FF9 Color / Colour Code #641FF9
This page shows the hex color code for color #641ff9 (#641FF9). The colour is a purple tone with 95% saturation and 55% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #641FF9 against common backgrounds.
Complementary Colors
#641FF9 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 229, 259, and 289 degrees for harmonious combinations.
Triadic Palette
Three colors at 259, 19, and 139 degrees.
Color Palettes Using #641FF9
Five shades at lightness levels 15% through 85% while keeping hue at 259 and saturation at 95%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 259 to 304 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 259 with its complement at 79 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 #641FF9
Lightness variations at hue 259 and 95% saturation.
CSS Gradients with #641FF9
Design Use Cases for #641FF9
High-Impact Accent
With 95% saturation, #641FF9 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.
Soft Accent & Highlight
With 55% lightness, #641FF9 has a softer, more approachable quality. It works well for hover states, subtle highlights, progress indicators, and secondary UI elements. This lightness range is particularly effective for tag backgrounds and status indicators.
Creativity & Premium Positioning
#641FF9 falls in the purple spectrum (hue 259). 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 #641FF9 (hue 259) to its complement at hue 79. For a subtler effect, try pairing with an analogous color at hue 289. Use CSS: background: linear-gradient(135deg, #641ff9, #b4f91f);
CSS Code for #641FF9
Similar Colors
Colors visually similar to #641FF9 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #641FF9 across image editing and color design tools.
About Color #641FF9 (#641FF9)
#641FF9 is a purple color (colour) with RGB channel values of 100 red, 31 green, and 249 blue. The blue channel is dominant by a ratio of 8.0:1 over the weakest channel. In HSL terms, the hue sits at 259 degrees with 95% saturation and 55% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #641FF9 is 76/255 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 60% cyan, 88% magenta, 0% yellow, and 2% key (black).
The WCAG contrast ratio of #641FF9 against white is 6.76:1 and against black is 3.11:1. This meets the AA requirement (4.5:1) for normal text on white. For AAA compliance, consider darkening to at least 39% lightness.
The complementary colour #B4F91F creates maximum visual tension when paired with #641FF9. For more harmonious color combinations, use the analogous colours #1F47F9 and #D11FF9, 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 #641FF9
- 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 #641FF9?
- #641FF9 is Color #641FF9, a purple color (colour) with RGB(100, 31, 249), HSL(259, 95%, 55%), and CMYK(60%, 88%, 0%, 2%). Its perceived brightness is 76/255.
- Is #641FF9 accessible for text?
- Against white, #641FF9 has a contrast ratio of 6.76:1 (passes AA for normal text). Against black, it has 3.11:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #641FF9?
- The complementary colour is #B4F91F (hue 79). For subtle color combinations, use analogous colours #1F47F9 and #D11FF9. The triadic palette adds #F9641F and #1FF964 for vibrant variety.
- How do I use #641FF9 in CSS?
- Use any format: color: #641ff9; or rgb(100, 31, 249); or hsl(259, 95%, 55%). For CSS custom properties: --color-primary: 259 95% 55%; 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.