Undergrowth
Open in tool →Fern and lichen with a fungus orange on a fir-black — the forest floor at dusk, as a dark theme.
Color
#516647rgb(81, 102, 71)hsl(101, 18%, 34%)oklch(0.484 0.054 135.8)Charcoal, Slate Blue and Cadet 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 is the body-text near-black for #516647: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Slate Blue sits directly opposite #516647 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Cadet Blue is paired with #516647 in 4 real palettes, including Alpine and Paper & Pine, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Champagne is paired with #516647 in 5 real palettes, including BrandSweets's brand system and Darkroom — a combination designers have actually shipped, not a computed rotation.
Copper is paired with #516647 in 6 real palettes, including Clay & Linen and Desert Road, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Crimson is paired with #516647 in 5 real palettes, including Gemstone and Five Guys's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Denim is paired with #516647 in 8 real palettes, including Intel's brand system and Jack Daniel's's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Goldenrod is paired with #516647 in 5 real palettes, including Fireside and Mid-Century, as the accent — a combination designers have actually shipped, not a computed rotation.
| #516647 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 6.28:1 | pass | pass | fail |
|
Aaon black | 3.34:1 | fail | pass | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #516647 as the background.
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
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 #516647 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/516647-a7bea2-6b4edf-1f2d21-eff1e9?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