Color #B31EA4 Color / Colour Code #B31EA4
This page shows the hex color code for color #b31ea4 (#B31EA4). The colour is a purple tone with 71% saturation and 41% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #B31EA4 against common backgrounds.
Complementary Colors
#B31EA4 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 276, 306, and 336 degrees for harmonious combinations.
Triadic Palette
Three colors at 306, 66, and 186 degrees.
Color Palettes Using #B31EA4
Five shades at lightness levels 15% through 85% while keeping hue at 306 and saturation at 71%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 306 to 351 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 306 with its complement at 126 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 #B31EA4
Lightness variations at hue 306 and 71% saturation.
CSS Gradients with #B31EA4
Design Use Cases for #B31EA4
Vibrant Brand Color
#B31EA4 has a strong 71% 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 41% lightness, #B31EA4 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
#B31EA4 falls in the purple spectrum (hue 306). 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 #B31EA4 (hue 306) to its complement at hue 126. For a subtler effect, try pairing with an analogous color at hue 336. Use CSS: background: linear-gradient(135deg, #b31ea4, #1eb32d);
CSS Code for #B31EA4
Similar Colors
Colors visually similar to #B31EA4 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #B31EA4 across image editing and color design tools.
About Color #B31EA4 (#B31EA4)
#B31EA4 is a purple color (colour) with RGB channel values of 179 red, 30 green, and 164 blue. The red channel is dominant by a ratio of 6.0:1 over the weakest channel. In HSL terms, the hue sits at 306 degrees with 71% saturation and 41% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #B31EA4 is 90/255 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 0% cyan, 83% magenta, 8% yellow, and 30% key (black).
The WCAG contrast ratio of #B31EA4 against white is 5.77:1 and against black is 3.64:1. This meets the AA requirement (4.5:1) for normal text on white. For AAA compliance, consider darkening to at least 29% lightness.
The complementary colour #1EB32D creates maximum visual tension when paired with #B31EA4. For more harmonious color combinations, use the analogous colours #771EB3 and #B31E5A, 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 #B31EA4
- 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 #B31EA4?
- #B31EA4 is Color #B31EA4, a purple color (colour) with RGB(179, 30, 164), HSL(306, 71%, 41%), and CMYK(0%, 83%, 8%, 30%). Its perceived brightness is 90/255.
- Is #B31EA4 accessible for text?
- Against white, #B31EA4 has a contrast ratio of 5.77:1 (passes AA for normal text). Against black, it has 3.64:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #B31EA4?
- The complementary colour is #1EB32D (hue 126). For subtle color combinations, use analogous colours #771EB3 and #B31E5A. The triadic palette adds #A4B31E and #1EA4B3 for vibrant variety.
- How do I use #B31EA4 in CSS?
- Use any format: color: #b31ea4; or rgb(179, 30, 164); or hsl(306, 71%, 41%). For CSS custom properties: --color-primary: 306 71% 41%; 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.