Color

#684b57

#684b57
hex#684b57
rgbrgb(104, 75, 87)
hslhsl(335, 16%, 35%)
oklchoklch(0.448 0.043 352.4)
Closest name: Hibernation (#6f5166)Relative luminance 0.0866

Colors that go with #684b57

Teal, 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.

Real palettes that use #684b57

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#4b685c

#684b65 · #684d4b

#57684b · #4b5768

Split-complementary

Open in tool →

#4b684d · #4b6568

#65684b · #4b685c · #4d4b68

Contrast

#684b57 as textRatioAAAA largeAAAFix
Aaon white
7.68:1passpasspassPasses AAA — no fix needed.
Aaon black
2.73:1failfailfail
  • AA: use #91697a as the text (4.51:1)
  • AAA: use #ae8f9c as the text (7.21:1)
  • AA: or shift the background to #c7c7c7 (4.55:1)
  • AAA: or shift the background to #f5f5f5 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #684b57 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

#684b57 reads as warm, muted, editorial. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #684b57
live endpoint

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.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #684b57 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/684b57-c49ca8-62cb6d-2d201f-f1e9f0?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md