Color
#665a57
#665a57rgb(102, 90, 87)hsl(12, 8%, 37%)oklch(0.478 0.016 34.3)Colors that go with #665a57
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 #36454f
neutralshippedCharcoal is the text near-black that reads cleanly against #665a57 without the hard edge of pure #000.
Champagne #f7e7ce
shipped6 real palettes, including BrandSweets's brand system and Darkroom put Champagne beside #665a57.
Copper #b87333
shippedDesigners have shipped Copper with #665a57: 6 real palettes, including Desert Road and Clay & Linen, as the lead colour.
Goldenrod #daa520
shippedGoldenrod shows up next to #665a57 in 5 real palettes, including Fireside and Mid-Century, as the accent.
Medium Sea Green #3cb371
shippedMedium Sea Green is paired with #665a57 in 5 real palettes, including Console Light and Undergrowth, as the accent.
Midnight Blue #191970
shipped4 real palettes, including Lufthansa's brand system and Open House put Midnight Blue beside #665a57, as the lead colour.
Peru #cd853f
shipped4 real palettes, including Coffee Bar and Bakery put Peru beside #665a57, as the lead colour.
Royal Blue #4169e1
shippedRoyal Blue is paired with #665a57 in 5 real palettes, including Subaru's brand system and GitHub's brand system, as the supporting colour.
Real palettes that use #665a57
Tints & shades
Harmonies
Contrast
| #665a57 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 6.63:1 | pass | pass | fail |
|
Aaon black | 3.17:1 | 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 #665a57 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
#665a57 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 #665a57 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/665a57-c4a99c-62cbad-2d281f-f1e9ec?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