Color
#37115f
#37115frgb(55, 17, 95)hsl(269, 70%, 22%)oklch(0.289 0.128 300.5)Colors that go with #37115f
Charcoal, Royal Blue and Cobalt 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.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #37115f: softer than #000 and cool enough to feel like part of the same palette.
Royal Blue #4169e1
analogousshippedRoyal Blue is #37115f's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Cobalt Blue #0047ab
shippedCobalt Blue is paired with #37115f in 4 real palettes, including Blue Mono 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 #37115f in 4 real palettes, including Casper Sleep's brand system and Marvel's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Denim #1560bd
shippedDenim is paired with #37115f in 7 real palettes, including Discover's brand system and Bank of America's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Light Pink #ffb6c1
shippedLight Pink is paired with #37115f in 4 real palettes, including Railway's brand system and Pastel Pop, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Powder Blue #b0e0e6
shippedPowder Blue is paired with #37115f in 6 real palettes, including First Snow and Frost & Ember, as the accent — a combination designers have actually shipped, not a computed rotation.
Sky Blue #87ceeb
shippedSky Blue is paired with #37115f in 5 real palettes, including Coastal and Pastel Pop, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #37115f
Tints & shades
Harmonies
Contrast
| #37115f as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 14.92:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.41:1 | 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 #37115f as the background.
Brands using this color
Fonts for this mood
#37115f 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 #37115f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/37115f-b49cc4-cbcb62-2c1f2d-e9e9f1?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