Color

#6a7b81

#6a7b81
hex#6a7b81
rgbrgb(106, 123, 129)
hslhsl(196, 10%, 46%)
oklchoklch(0.571 0.022 221.1)
Closest name: Blue Blood (#6b7f81)Relative luminance 0.1882

Colors that go with #6a7b81

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 #6a7b81

Tints & shades

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

Harmonies

Complementary

Open in tool →

#81706a

#6a817c · #6a6f81

#816a7b · #7b816a

Split-complementary

Open in tool →

#816a6f · #817c6a

#7c6a81 · #81706a · #6f816a

Contrast

#6a7b81 as textRatioAAAA largeAAAFix
Aaon white
4.41:1failpassfail
  • AA: use #67787e as the text (4.6:1)
  • AAA: use #4e5b5f as the text (7.03:1)
  • AA: or shift the background to #080808 (4.54:1)
Aaon black
4.76:1passpassfail
  • AAA: use #89999f as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6a7b81 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #6a7b81
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 #6a7b81 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6a7b81-9cb5c4-df4e6e-1f232d-e9f1ef?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