Color
#b3c1df
#b3c1dfrgb(179, 193, 223)hsl(221, 41%, 79%)oklch(0.81 0.045 265.5)Colors that go with #b3c1df
Charcoal, Sand and Crimson 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 #b3c1df: softer than #000 and cool enough to feel like part of the same palette.
Sand #c2b280
complementaryshippedSand sits directly opposite #b3c1df on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Crimson #dc143c
shippedCrimson is paired with #b3c1df in 5 real palettes, including Frost & Ember and Cartier's brand system, as the accent.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #b3c1df: 5 real palettes, including Max's brand system and Calendly's brand system, as the supporting colour.
Denim #1560bd
shippedDesigners have shipped Denim with #b3c1df: 5 real palettes, including Nikon's brand system and Fitbit's brand system, as the supporting colour.
Midnight Blue #191970
shipped9 real palettes, including Lavender Milk and Telehealth put Midnight Blue beside #b3c1df, as the text colour against it.
Red #ff0000
shippedRed is paired with #b3c1df in 4 real palettes, including Mattel's brand system and Tinder's brand system, as the supporting colour.
Sage Green #9caf88
shippedDesigners have shipped Sage Green with #b3c1df: 4 real palettes, including Stone and Oatmeal, as the supporting colour.
Real palettes that use #b3c1df
Tints & shades
Harmonies
Contrast
| #b3c1df as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.81:1 | fail | fail | fail | |
Aaon black | 11.61:1 | 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 #b3c1df as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Fonts for this mood
#b3c1df reads as cool, light, clean. 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 #b3c1df and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/b3c1df-9ca4c4-df6b4e-211f2d-e9eff1?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