Color
#b4b9da
#b4b9dargb(180, 185, 218)hsl(232, 34%, 78%)oklch(0.793 0.047 278.5)Colors that go with #b4b9da
Charcoal, Sand and Copper lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #b4b9da: softer than #000 and cool enough to feel like part of the same palette.
Sand #c2b280
complementaryshippedSand sits directly opposite #b4b9da on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Copper #b87333
shippedDesigners have shipped Copper with #b4b9da: 4 real palettes, including Clean Beauty and Desert Road, as the accent.
Crimson #dc143c
shippedCrimson is paired with #b4b9da in 5 real palettes, including Cartier's brand system and JBL's brand system, as the accent.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #b4b9da: 6 real palettes, including Max's brand system and Calm's brand system, as the supporting colour.
Denim #1560bd
shippedDesigners have shipped Denim with #b4b9da: 6 real palettes, including Open House and Nikon's brand system, as the lead colour.
Midnight Blue #191970
shipped9 real palettes, including Lavender Milk and Telehealth put Midnight Blue beside #b4b9da, as the text colour against it.
Powder Blue #b0e0e6
shippedDesigners have shipped Powder Blue with #b4b9da: 4 real palettes, including Crypto.com's brand system and Calendly's brand system, as the supporting colour.
Real palettes that use #b4b9da
Tints & shades
Harmonies
Contrast
| #b4b9da as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.93:1 | fail | fail | fail | |
Aaon black | 10.89:1 | pass | pass | pass | Passes AAA — no fix needed. |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b4b9da as the background.
Brands using this color
Fonts for this mood
#b4b9da reads as cool, muted, light. The font library is tagged with the same vocabulary:
Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #b4b9da and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/b4b9da-9c9dc4-df864e-231f2d-e9eef1?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md