Color #B31E77 Color / Colour Code #B31E77
This page shows the hex color code for color #b31e77 (#B31E77). The colour is a pink 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 #B31E77 against common backgrounds.
Complementary Colors
#B31E77 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 294, 324, and 354 degrees for harmonious combinations.
Triadic Palette
Three colors at 324, 84, and 204 degrees.
Color Palettes Using #B31E77
Five shades at lightness levels 15% through 85% while keeping hue at 324 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 324 to 9 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 324 with its complement at 144 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 #B31E77
Lightness variations at hue 324 and 71% saturation.
CSS Gradients with #B31E77
Design Use Cases for #B31E77
Vibrant Brand Color
#B31E77 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, #B31E77 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.
Playfulness & Compassion
#B31E77 is in the pink range (hue 324). Pink ranges from energetic to gentle depending on saturation and lightness. Use it for beauty and cosmetics branding, social app interfaces, Valentine's themes, and youth-oriented design. Desaturated pinks work well as soft background tints.
Gradient Pairing
Create a gradient from #B31E77 (hue 324) to its complement at hue 144. For a subtler effect, try pairing with an analogous color at hue 354. Use CSS: background: linear-gradient(135deg, #b31e77, #1eb35a);
CSS Code for #B31E77
Similar Colors
Colors visually similar to #B31E77 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #B31E77 across image editing and color design tools.
About Color #B31E77 (#B31E77)
#B31E77 is a pink color (colour) with RGB channel values of 179 red, 30 green, and 119 blue. The red channel is dominant by a ratio of 6.0:1 over the weakest channel. In HSL terms, the hue sits at 324 degrees with 71% saturation and 41% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #B31E77 is 85/255 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, 34% yellow, and 30% key (black).
The WCAG contrast ratio of #B31E77 against white is 6.23:1 and against black is 3.37:1. 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 #1EB35A creates maximum visual tension when paired with #B31E77. For more harmonious color combinations, use the analogous colours #A41EB3 and #B31E2D, 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 #B31E77
- 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 #B31E77?
- #B31E77 is Color #B31E77, a pink color (colour) with RGB(179, 30, 119), HSL(324, 71%, 41%), and CMYK(0%, 83%, 34%, 30%). Its perceived brightness is 85/255.
- Is #B31E77 accessible for text?
- Against white, #B31E77 has a contrast ratio of 6.23:1 (passes AA for normal text). Against black, it has 3.37:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #B31E77?
- The complementary colour is #1EB35A (hue 144). For subtle color combinations, use analogous colours #A41EB3 and #B31E2D. The triadic palette adds #77B31E and #1E77B3 for vibrant variety.
- How do I use #B31E77 in CSS?
- Use any format: color: #b31e77; or rgb(179, 30, 119); or hsl(324, 71%, 41%). For CSS custom properties: --color-primary: 324 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.