Cider
Open in tool →Rust, honey and a moss green on cream — the orchard palette; the green keeps it from being all one temperature.
Color
#516d40
#516d40
hex
#516d40rgb
rgb(81, 109, 64)hsl
hsl(97, 26%, 34%)oklch
oklch(0.501 0.076 134.4)Closest name: darkolivegreen (#556b2f)Relative luminance 0.1306
Colors that go with #516d40
Charcoal, Slate Blue and Champagne 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 #516d40: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Slate Blue #6a5acd
complementaryshippedSlate Blue sits directly opposite #516d40 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Champagne #f7e7ce
shipped6 real palettes, including Forest Floor and BrandSweets's brand system put Champagne beside #516d40, as that palette's text colour.
Copper #b87333
shippedDesigners have shipped Copper with #516d40: 4 real palettes, including Clay & Linen and Riverbed, as the lead colour.
Crimson #dc143c
shippedCrimson is paired with #516d40 in 5 real palettes, including Five Guys's brand system and Netflix's brand system, as the supporting colour.
Denim #1560bd
shippedDesigners have shipped Denim with #516d40: 6 real palettes, including Intel's brand system and Jack Daniel's's brand system, as the supporting colour.
Royal Blue #4169e1
shippedRoyal Blue is paired with #516d40 in 6 real palettes, including Coinbase's brand system and GitHub's brand system, as the lead colour.
Rust #b7410e
shippedRust shows up next to #516d40 in 4 real palettes, including Magazine Ochre and Harvest, as the lead colour.
Real palettes that use #516d40
Tints & shades
Harmonies
Contrast
| #516d40 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 5.81:1 | pass | pass | fail |
|
Aaon black | 3.61:1 | 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 #516d40 as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Palettes built around it
mcpConnect your agent — build around #516d40
live endpointPoint 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.
endpoint
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt
›analyze #516d40 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/516d40-a9bea2-624edf-1f2d20-f0f1e9?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