Color
#3291bd
#3291bdrgb(50, 145, 189)hsl(199, 58%, 47%)oklch(0.621 0.109 232.7)Colors that go with #3291bd
Charcoal, Crimson 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 #3291bd: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
split-complementshippedCrimson is a split-complement of #3291bd: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Copper #b87333
complementaryshippedCopper sits directly opposite #3291bd on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Amber #ffbf00
shippedAmber is paired with #3291bd in 6 real palettes, including Beach Hut and Wired's brand system, as the supporting colour.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #3291bd: 6 real palettes, including Hershey's's brand system and Glacier, as the supporting colour.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #3291bd: 6 real palettes, including Astro's brand system and Deep Water, as the supporting colour.
Denim #1560bd
shippedDesigners have shipped Denim with #3291bd: 17 real palettes, including Gopro's brand system and American Express's brand system, as the lead colour.
Dodger Blue #1e90ff
analogousshippedDodger Blue is #3291bd's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Real palettes that use #3291bd
Tints & shades
Harmonies
Contrast
| #3291bd as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.55:1 | fail | pass | fail | |
Aaon black | 5.92:1 | pass | pass | fail |
|
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3291bd 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
#3291bd reads as cool, modern. 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 #3291bd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/3291bd-9cb3c4-df4e66-1f232d-e9f1f0?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