Color

#688787

#688787
hex#688787
rgbrgb(104, 135, 135)
hslhsl(180, 13%, 47%)
oklchoklch(0.6 0.035 196.3)
Closest name: Arctic (#648589)Relative luminance 0.2202

Colors that go with #688787

Charcoal, Copper and Blush Pink 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 →

#876868

#688778 · #687887

#876887 · #878768

Split-complementary

Open in tool →

#876878 · #877868

#786887 · #876868 · #788768

Contrast

#688787 as textRatioAAAA largeAAAFix
Aaon white
3.89:1failpassfail
  • AA: use #5f7c7c as the text (4.51:1)
  • AAA: use #475c5c as the text (7.11:1)
  • AA: or shift the background to #171717 (4.61:1)
Aaon black
5.4:1passpassfail
  • AAA: use #7d9b9b as the text (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 #688787 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 #688787
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 #688787 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/688787-a2bbbe-d45994-1f272d-e9f1ed?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