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
#586a5brgb(88, 106, 91)hsl(130, 9%, 38%)oklch(0.505 0.032 149.9)Charcoal, Champagne and Copper 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 #586a5b: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
6 real palettes, including BrandSweets's brand system and Forest Floor put Champagne beside #586a5b.
Designers have shipped Copper with #586a5b: 6 real palettes, including Clay & Linen and Riverbed, as the lead colour.
Crimson is paired with #586a5b in 8 real palettes, including Gemstone and Five Guys's brand system, as the accent.
Designers have shipped Denim with #586a5b: 7 real palettes, including Campus and Intel's brand system, as the lead colour.
Designers have shipped Firebrick with #586a5b: 4 real palettes, including Newsprint and Fireside, as the lead colour.
Goldenrod shows up next to #586a5b in 5 real palettes, including Mid-Century and Fireside, as the accent.
Slate Blue is a split-complement of #586a5b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
| #586a5b as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 5.79:1 | pass | pass | fail |
|
Aaon black | 3.63:1 | 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 #586a5b as the background.
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
#586a5b reads as muted, minimal. 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 #586a5b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/586a5b-a2beaa-b14edf-1f2d28-ecf1e9?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