Color
#550651
#550651rgb(85, 6, 81)hsl(303, 87%, 18%)oklch(0.317 0.136 330.7)Colors that go with #550651
Sea Green, Cream and Denim 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.
Sea Green #2e8b57
complementarySea Green sits directly opposite #550651 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Cream #fffdd0
neutralshippedCream is the surface #550651 wants: a warm off-white that shares its undertone, so #550651 reads softer on it than on pure white.
Denim #1560bd
shippedDesigners have shipped Denim with #550651: 3 real palettes, including Hinge's brand system and Heinz's brand system, as the accent.
Teal #008080
split-complementTeal is a split-complement of #550651: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Olive Green #808000
split-complementOlive Green is a split-complement of #550651: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Blue #0000ff
shippedTwo real palettes: Sketch's brand system and Tim Hortons's brand system put Blue beside #550651, as the accent.
Charcoal #36454f
neutralshippedCharcoal is the body-text near-black for #550651: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Crimson #dc143c
shippedCrimson is paired with #550651 in two real palettes: Lenovo's brand system and Tim Hortons's brand system, as the supporting colour.
Real palettes that use #550651
Tints & shades
Harmonies
Contrast
| #550651 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 13.72:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.53:1 | 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 #550651 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
#550651 reads as warm, 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 #550651 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/550651-c19fbb-8fcb62-2d1f26-eee9f1?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