Color

#6a8a90

#6a8a90
hex#6a8a90
rgbrgb(106, 138, 144)
hslhsl(189, 15%, 49%)
oklchoklch(0.611 0.037 210.3)
Closest name: Arctic (#648589)Relative luminance 0.2325

Colors that go with #6a8a90

Charcoal, Copper and Champagne 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 →

#90706a

#6a9083 · #6a7790

#906a8a · #8a906a

Split-complementary

Open in tool →

#906a77 · #90836a

#836a90 · #90706a · #77906a

Contrast

#6a8a90 as textRatioAAAA largeAAAFix
Aaon white
3.72:1failpassfail
  • AA: use #5d797e as the text (4.66:1)
  • AAA: use #455a5e as the text (7.3:1)
  • AA: or shift the background to #1c1c1c (4.59:1)
Aaon black
5.65:1passpassfail
  • AAA: use #7e9ba0 as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6a8a90 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 #6a8a90
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 #6a8a90 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6a8a90-a2b7be-df4e7e-1f252d-e9f1ee?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