Color
#515309
#515309rgb(81, 83, 9)hsl(62, 80%, 18%)oklch(0.427 0.089 111.3)Colors that go with #515309
Charcoal, Saddle Brown and Sage Green 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 body-text near-black for #515309: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Saddle Brown #8b4513
shippedDesigners have shipped Saddle Brown with #515309: 4 real palettes, including Bookshop and Cider, as the lead colour.
Sage Green #9caf88
shippedDesigners have shipped Sage Green with #515309: 7 real palettes, including Pine & Birch and Olive Grove, as the supporting colour.
Blue Violet #8a2be2
complementaryBlue Violet sits directly opposite #515309 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Royal Blue #4169e1
split-complementshippedRoyal Blue is a split-complement of #515309: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Blue #0000ff
shipped3 real palettes, including Warp's brand system and Rolex's brand system put Blue beside #515309, as the supporting colour.
Blush Pink #e8b4b8
shipped3 real palettes, including Nursery and Garden Wedding put Blush Pink beside #515309, as the lead colour.
Champagne #f7e7ce
shipped3 real palettes, including BrandSweets's brand system and Darkroom put Champagne beside #515309.
Real palettes that use #515309
Tints & shades
Harmonies
Contrast
| #515309 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 8.1:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 2.59:1 | 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 #515309 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
#515309 reads as vivid, dark, luxury. 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 #515309 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/515309-babea2-4e8fdf-272d1f-f1eee9?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