Color

#671d5e

#671d5e
hex#671d5e
rgbrgb(103, 29, 94)
hslhsl(307, 56%, 26%)
oklchoklch(0.375 0.132 333.2)
Closest name: Imperial (#602f6b)Relative luminance 0.0457

Colors that go with #671d5e

Sea Green, Cream and Denim 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1d6726

#4b1d67 · #671d3a

#5f671d · #1d5f67

Split-complementary

Open in tool →

#3a671d · #1d674b

#674b1d · #1d6726 · #1d3a67

Contrast

#671d5e as textRatioAAAA largeAAAFix
Aaon white
10.97:1passpasspassPasses AAA — no fix needed.
Aaon black
1.91:1failfailfail
  • AA: use #c337b3 as the text (4.52:1)
  • AAA: use #d770cb as the text (7.07:1)
  • AA: or shift the background to #a6a6a6 (4.51:1)
  • AAA: or shift the background to #cfcfcf (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #671d5e 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

#671d5e reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #671d5e
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 #671d5e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/671d5e-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