Color
#510550
#510550rgb(81, 5, 80)hsl(301, 88%, 17%)oklch(0.308 0.135 328.9)Colors that go with #510550
Sea Green, Blue 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 #510550 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Blue #0000ff
shipped3 real palettes, including Sketch's brand system and Tim Hortons's brand system put Blue beside #510550, as the accent.
Denim #1560bd
shippedDesigners have shipped Denim with #510550: 3 real palettes, including Heinz's brand system and Hinge's brand system, as the accent.
Teal #008080
split-complementTeal is a split-complement of #510550: 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 #510550: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #510550: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
shippedCrimson is paired with #510550 in two real palettes: Lenovo's brand system and Tim Hortons's brand system, as the supporting colour.
Light Pink #ffb6c1
shippedLight Pink shows up next to #510550 in two real palettes: Macaron and Sorbet, as the lead colour.
Real palettes that use #510550
Tints & shades
Harmonies
Contrast
| #510550 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 14.12:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.49:1 | 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 #510550 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
#510550 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 #510550 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/510550-c19fbc-93cb62-2d1f27-ede9f1?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