Color
#350c8d
#350c8drgb(53, 12, 141)hsl(259, 84%, 30%)oklch(0.332 0.183 284.7)Colors that go with #350c8d
Royal Blue, Olive Green and Blue 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.
Royal Blue #4169e1
analogousshippedRoyal Blue is #350c8d's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Olive Green #808000
complementaryOlive Green sits directly opposite #350c8d on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Blue #0000ff
shippedBlue is paired with #350c8d in 3 real palettes, including Pepsi's brand system and Procter & Gamble's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #350c8d: softer than #000 and cool enough to feel like part of the same palette.
Cobalt Blue #0047ab
shippedCobalt Blue is paired with #350c8d in 3 real palettes, including Tide's brand system and Purina Pro Plan's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Crimson #dc143c
shippedCrimson is paired with #350c8d in 3 real palettes, including Casper Sleep's brand system and Nintendo's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Steel Blue #4682b4
shippedSteel Blue is paired with #350c8d in 3 real palettes, including Hershey's's brand system and Fintech Trust, as the accent — a combination designers have actually shipped, not a computed rotation.
Taupe #483c32
shippedTaupe is paired with #350c8d in 3 real palettes, including Boeing's brand system and Gillette's brand system, as the text colour against it — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #350c8d
Tints & shades
Harmonies
Contrast
| #350c8d as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 13.22:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.59:1 | fail | fail | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #350c8d 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
#350c8d reads as cool, vivid, dark. 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 #350c8d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/350c8d-ad9cc4-dfc74e-2a1f2d-e9ebf1?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