Color #673FA1 Color / Colour Code #673FA1
This page shows the hex color code for color #673fa1 (#673FA1). The colour is a purple tone with 44% saturation and 44% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #673FA1 against common backgrounds.
Complementary Colors
#673FA1 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 234, 264, and 294 degrees for harmonious combinations.
Triadic Palette
Three colors at 264, 24, and 144 degrees.
Color Palettes Using #673FA1
Five shades at lightness levels 15% through 85% while keeping hue at 264 and saturation at 44%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 264 to 309 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 264 with its complement at 84 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 #673FA1
Lightness variations at hue 264 and 44% saturation.
CSS Gradients with #673FA1
Design Use Cases for #673FA1
Balanced UI Color
At 44% saturation, #673FA1 strikes a balance between vibrancy and restraint. This makes it versatile for primary UI elements like navigation bars, card headers, and form accents. It draws attention without overwhelming adjacent content.
Primary Interface Color
At 44% lightness, #673FA1 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
#673FA1 falls in the purple spectrum (hue 264). 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 #673FA1 (hue 264) to its complement at hue 84. For a subtler effect, try pairing with an analogous color at hue 294. Use CSS: background: linear-gradient(135deg, #673fa1, #7aa23f);
CSS Code for #673FA1
Similar Colors
Colors visually similar to #673FA1 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #673FA1 across image editing and color design tools.
About Color #673FA1 (#673FA1)
#673FA1 is a purple color (colour) with RGB channel values of 103 red, 63 green, and 161 blue. The blue channel is dominant by a ratio of 2.6:1 over the weakest channel. In HSL terms, the hue sits at 264 degrees with 44% saturation and 44% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #673FA1 is 86/255 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 36% cyan, 61% magenta, 0% yellow, and 37% key (black).
The WCAG contrast ratio of #673FA1 against white is 7.49:1 and against black is 2.80:1. 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 #7AA23F creates maximum visual tension when paired with #673FA1. For more harmonious color combinations, use the analogous colours #3F49A2 and #983FA2, 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 #673FA1
- 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 #673FA1?
- #673FA1 is Color #673FA1, a purple color (colour) with RGB(103, 63, 161), HSL(264, 44%, 44%), and CMYK(36%, 61%, 0%, 37%). Its perceived brightness is 86/255.
- Is #673FA1 accessible for text?
- Against white, #673FA1 has a contrast ratio of 7.49:1 (passes AA for normal text). Against black, it has 2.80:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #673FA1?
- The complementary colour is #7AA23F (hue 84). For subtle color combinations, use analogous colours #3F49A2 and #983FA2. The triadic palette adds #A2663F and #3FA266 for vibrant variety.
- How do I use #673FA1 in CSS?
- Use any format: color: #673fa1; or rgb(103, 63, 161); or hsl(264, 44%, 44%). For CSS custom properties: --color-primary: 264 44% 44%; 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.