Color

#688781

#688781
hex#688781
rgbrgb(104, 135, 129)
hslhsl(168, 13%, 47%)
oklchoklch(0.598 0.036 181.9)
Closest name: Aloe Vera (#678779)Relative luminance 0.2186

Tints & shades

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

Harmonies

Complementary

Open in tool →

#87686f

#688772 · #687e87

#816887 · #878168

Split-complementary

Open in tool →

#87687e · #877268

#726887 · #87686f · #7e8768

Contrast

#688781 as textRatioAAAA largeAAAFix
Aaon white
3.91:1failpassfail
  • AA: use #5f7c76 as the text (4.53:1)
  • AAA: use #475c58 as the text (7.14:1)
  • AA: or shift the background to #171717 (4.59:1)
Aaon black
5.37:1passpassfail
  • AAA: use #809d98 as the text (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #688781 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 #688781
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #688781 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/688781-a2bebc-d459ad-1f2a2d-e9f1ec?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