Color

#6b707b

#6b707b
hex#6b707b
rgbrgb(107, 112, 123)
hslhsl(221, 7%, 45%)
oklchoklch(0.545 0.018 266.2)
Closest name: Batman (#656e72)Relative luminance 0.1614

Colors that go with #6b707b

Charcoal, Champagne and Cobalt 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 #6b707b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7b766b

#6b787b · #6e6b7b

#7b6b70 · #707b6b

Split-complementary

Open in tool →

#7b6e6b · #787b6b

#7b6b78 · #7b766b · #6b7b6e

Contrast

#6b707b as textRatioAAAA largeAAAFix
Aaon white
4.97:1passpassfail
  • AAA: use #555962 as the text (7.02:1)
Aaon black
4.23:1failpassfail
  • AA: use #6f7580 as the text (4.53:1)
  • AAA: use #9296a0 as the text (7.09:1)
  • AA: or shift the background to #f5f5f5 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6b707b 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

Fonts for this mood

#6b707b reads as neutral, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6b707b
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 #6b707b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6b707b-a2beb0-c859d4-1f2d2b-eaf1e9?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