Color #BB37BD Color / Colour Code #BB37BD
This page shows the hex color code for color #bb37bd (#BB37BD). The colour is a purple tone with 55% saturation and 48% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #BB37BD against common backgrounds.
Complementary Colors
#BB37BD paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 269, 299, and 329 degrees for harmonious combinations.
Triadic Palette
Three colors at 299, 59, and 179 degrees.
Color Palettes Using #BB37BD
Five shades at lightness levels 15% through 85% while keeping hue at 299 and saturation at 55%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 299 to 344 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 299 with its complement at 119 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 #BB37BD
Lightness variations at hue 299 and 55% saturation.
CSS Gradients with #BB37BD
Design Use Cases for #BB37BD
Balanced UI Color
At 55% saturation, #BB37BD 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 48% lightness, #BB37BD 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
#BB37BD falls in the purple spectrum (hue 299). 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 #BB37BD (hue 299) to its complement at hue 119. For a subtler effect, try pairing with an analogous color at hue 329. Use CSS: background: linear-gradient(135deg, #bb37bd, #39be37);
CSS Code for #BB37BD
Similar Colors
Colors visually similar to #BB37BD based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #BB37BD across image editing and color design tools.
About Color #BB37BD (#BB37BD)
#BB37BD is a purple color (colour) with RGB channel values of 187 red, 55 green, and 189 blue. The blue channel is dominant by a ratio of 3.4:1 over the weakest channel. In HSL terms, the hue sits at 299 degrees with 55% saturation and 48% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #BB37BD is 110/255 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 1% cyan, 71% magenta, 0% yellow, and 26% key (black).
The WCAG contrast ratio of #BB37BD against white is 4.78:1 and against black is 4.39:1. This meets the AA requirement (4.5:1) for normal text on white. For AAA compliance, consider darkening to at least 34% lightness.
The complementary colour #39BE37 creates maximum visual tension when paired with #BB37BD. For more harmonious color combinations, use the analogous colours #7837BE and #BE377D, 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 #BB37BD
- 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 #BB37BD?
- #BB37BD is Color #BB37BD, a purple color (colour) with RGB(187, 55, 189), HSL(299, 55%, 48%), and CMYK(1%, 71%, 0%, 26%). Its perceived brightness is 110/255.
- Is #BB37BD accessible for text?
- Against white, #BB37BD has a contrast ratio of 4.78:1 (passes AA for normal text). Against black, it has 4.39:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #BB37BD?
- The complementary colour is #39BE37 (hue 119). For subtle color combinations, use analogous colours #7837BE and #BE377D. The triadic palette adds #BEBB37 and #37BEBB for vibrant variety.
- How do I use #BB37BD in CSS?
- Use any format: color: #bb37bd; or rgb(187, 55, 189); or hsl(299, 55%, 48%). For CSS custom properties: --color-primary: 299 55% 48%; 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.