Color
#b3c5ff
#b3c5ffrgb(179, 197, 255)hsl(226, 100%, 85%)oklch(0.83 0.084 271.1)Colors that go with #b3c5ff
Charcoal, Deep Sky Blue 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 #b3c5ff: softer than #000 and cool enough to feel like part of the same palette.
Deep Sky Blue #00bfff
analogousshippedDeep Sky Blue is #b3c5ff's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Crimson #dc143c
shippedCrimson is paired with #b3c5ff in 4 real palettes, including JBL's brand system and Frost & Ember, as the supporting colour.
Denim #1560bd
shippedDesigners have shipped Denim with #b3c5ff: 4 real palettes, including Nikon's brand system and Victoria's Secret's brand system, as the supporting colour.
Midnight Blue #191970
shipped7 real palettes, including Telehealth and Lavender Haze put Midnight Blue beside #b3c5ff, as the text colour against it.
Royal Blue #4169e1
shippedRoyal Blue is paired with #b3c5ff in 4 real palettes, including Telehealth and 1password's brand system, as the lead colour.
Sage Green #9caf88
shippedDesigners have shipped Sage Green with #b3c5ff: 4 real palettes, including Stone and Oatmeal, as the supporting colour.
Slate Gray #708090
shipped7 real palettes, including Dusty Blue and Still Water put Slate Gray beside #b3c5ff, as the lead colour.
Real palettes that use #b3c5ff
Tints & shades
Harmonies
Contrast
| #b3c5ff as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.7:1 | fail | fail | fail | |
Aaon black | 12.35:1 | 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 #b3c5ff as the background.
Brands using this color
Fonts for this mood
#b3c5ff reads as cool, vivid, 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 #b3c5ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/b3c5ff-9ca1c4-df774e-221f2d-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