Color

#688d89

#688d89
hex#688d89
rgbrgb(104, 141, 137)
hslhsl(174, 15%, 48%)
oklchoklch(0.615 0.042 187.9)
Closest name: Arctic (#648589)Relative luminance 0.238

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8d686c

#688d77 · #687e8d

#89688d · #8d8968

Split-complementary

Open in tool →

#8d687e · #8d7768

#77688d · #8d686c · #7e8d68

Contrast

#688d89 as textRatioAAAA largeAAAFix
Aaon white
3.65:1failpassfail
  • AA: use #5b7b78 as the text (4.62:1)
  • AAA: use #435b59 as the text (7.29:1)
  • AA: or shift the background to #1f1f1f (4.52:1)
Aaon black
5.76:1passpassfail
  • AAA: use #7b9d9a as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #688d89 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 #688d89
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 #688d89 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/688d89-a2bebe-d459a1-1f292d-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