Color #673D7B Color / Colour Code #673D7B
This page shows the hex color code for color #673d7b (#673D7B). The colour is a purple tone with 34% saturation and 36% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #673D7B against common backgrounds.
Complementary Colors
#673D7B paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 251, 281, and 311 degrees for harmonious combinations.
Triadic Palette
Three colors at 281, 41, and 161 degrees.
Color Palettes Using #673D7B
Five shades at lightness levels 15% through 85% while keeping hue at 281 and saturation at 34%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 281 to 326 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 281 with its complement at 101 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 #673D7B
Lightness variations at hue 281 and 34% saturation.
CSS Gradients with #673D7B
Design Use Cases for #673D7B
Balanced UI Color
At 34% saturation, #673D7B 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 36% lightness, #673D7B 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
#673D7B falls in the purple spectrum (hue 281). 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 #673D7B (hue 281) to its complement at hue 101. For a subtler effect, try pairing with an analogous color at hue 311. Use CSS: background: linear-gradient(135deg, #673d7b, #507b3d);
CSS Code for #673D7B
Similar Colors
Colors visually similar to #673D7B based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #673D7B across image editing and color design tools.
About Color #673D7B (#673D7B)
#673D7B is a purple color (colour) with RGB channel values of 103 red, 61 green, and 123 blue. The blue channel is dominant by a ratio of 2.0:1 over the weakest channel. In HSL terms, the hue sits at 281 degrees with 34% saturation and 36% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #673D7B is 81/255 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 16% cyan, 50% magenta, 0% yellow, and 52% key (black).
The WCAG contrast ratio of #673D7B against white is 8.30:1 and against black is 2.53:1. 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 #507B3D creates maximum visual tension when paired with #673D7B. For more harmonious color combinations, use the analogous colours #483D7B and #7B3D70, 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 #673D7B
- 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 #673D7B?
- #673D7B is Color #673D7B, a purple color (colour) with RGB(103, 61, 123), HSL(281, 34%, 36%), and CMYK(16%, 50%, 0%, 52%). Its perceived brightness is 81/255.
- Is #673D7B accessible for text?
- Against white, #673D7B has a contrast ratio of 8.30:1 (passes AA for normal text). Against black, it has 2.53:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #673D7B?
- The complementary colour is #507B3D (hue 101). For subtle color combinations, use analogous colours #483D7B and #7B3D70. The triadic palette adds #7B673D and #3D7B67 for vibrant variety.
- How do I use #673D7B in CSS?
- Use any format: color: #673d7b; or rgb(103, 61, 123); or hsl(281, 34%, 36%). For CSS custom properties: --color-primary: 281 34% 36%; 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.