Color

#683b63

#683b63
hex#683b63
rgbrgb(104, 59, 99)
hslhsl(307, 28%, 32%)
oklchoklch(0.422 0.086 331.1)
Closest name: Plum (#66386a)Relative luminance 0.0697

Colors that go with #683b63

Sea Green, Denim and Powder 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.

Real palettes that use #683b63

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3b6840

#573b68 · #683b4c

#63683b · #3b6368

Split-complementary

Open in tool →

#4c683b · #3b6857

#68573b · #3b6840 · #3b4c68

Contrast

#683b63 as textRatioAAAA largeAAAFix
Aaon white
8.77:1passpasspassPasses AAA — no fix needed.
Aaon black
2.39:1failfailfail
  • AA: use #a35c9b as the text (4.56:1)
  • AAA: use #bb86b5 as the text (7.19:1)
  • AA: or shift the background to #bababa (4.52:1)
  • AAA: or shift the background to #e6e6e6 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #683b63 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

#683b63 reads as warm, muted, editorial. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #683b63
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 #683b63 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/683b63-c19fb9-89cb62-2d1f26-eee9f1?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