Color #B5BBBF Color / Colour Code #B5BBBF
This page shows the hex color code for color #b5bbbf (#B5BBBF). The colour is a blue tone with 7% saturation and 73% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #B5BBBF against common backgrounds.
Complementary Colors
#B5BBBF paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 174, 204, and 234 degrees for harmonious combinations.
Triadic Palette
Three colors at 204, 324, and 84 degrees.
Color Palettes Using #B5BBBF
Five shades at lightness levels 15% through 85% while keeping hue at 204 and saturation at 7%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 204 to 249 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 204 with its complement at 24 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 #B5BBBF
Lightness variations at hue 204 and 7% saturation.
CSS Gradients with #B5BBBF
Design Use Cases for #B5BBBF
Neutral Foundation Color
#B5BBBF has almost no saturation (7%), making it an excellent neutral. Use it for page backgrounds, card surfaces, divider lines, and any element that should recede visually. Neutrals like this form the foundation of every professional design system.
Light Background Tint
#B5BBBF at 73% lightness creates a gentle tinted background. Use it for section backgrounds, alert banners, or card surfaces that need to stand out from a white page without strong contrast. It adds color personality while keeping the design light and open.
Trust & Professional Identity
#B5BBBF sits in the blue range (hue 204). Blue is the world's most popular color for corporate identities because it conveys trust, stability, and competence. Use it for navigation bars, link text, form focus states, and any element where user confidence matters. Financial, healthcare, and technology brands rely heavily on this hue range.
Gradient Pairing
Create a gradient from #B5BBBF (hue 204) to its complement at hue 24. For a subtler effect, try pairing with an analogous color at hue 234. Use CSS: background: linear-gradient(135deg, #b5bbbf, #bfb9b5);
CSS Code for #B5BBBF
Similar Colors
Colors visually similar to #B5BBBF based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #B5BBBF across image editing and color design tools.
About Color #B5BBBF (#B5BBBF)
#B5BBBF is a blue color (colour) with RGB channel values of 181 red, 187 green, and 191 blue. The blue channel is dominant with a relatively balanced channel distribution. In HSL terms, the hue sits at 204 degrees with 7% saturation and 73% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #B5BBBF is 186/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This is a medium-brightness color that can work with either dark or light text depending on font weight and size. For print production, the CMYK equivalent is 5% cyan, 2% magenta, 0% yellow, and 25% key (black).
The WCAG contrast ratio of #B5BBBF against white is 1.94:1 and against black is 10.83:1. This does not meet AA requirements on white. Use it on dark backgrounds where it achieves 10.83:1, or use it exclusively for decorative purposes.
The complementary colour #BFB9B5 creates maximum visual tension when paired with #B5BBBF. For more harmonious color combinations, use the analogous colours #B5BFBE and #B5B6BF, 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 #B5BBBF
- 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 #B5BBBF?
- #B5BBBF is Color #B5BBBF, a blue color (colour) with RGB(181, 187, 191), HSL(204, 7%, 73%), and CMYK(5%, 2%, 0%, 25%). Its perceived brightness is 186/255.
- Is #B5BBBF accessible for text?
- Against white, #B5BBBF has a contrast ratio of 1.94:1 (fails AA for normal text). Against black, it has 10.83:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #B5BBBF?
- The complementary colour is #BFB9B5 (hue 24). For subtle color combinations, use analogous colours #B5BFBE and #B5B6BF. The triadic palette adds #BFB5BB and #BBBFB5 for vibrant variety.
- How do I use #B5BBBF in CSS?
- Use any format: color: #b5bbbf; or rgb(181, 187, 191); or hsl(204, 7%, 73%). For CSS custom properties: --color-primary: 204 7% 73%; 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.