Color

#677d64

#677d64
hex#677d64
rgbrgb(103, 125, 100)
hslhsl(113, 11%, 44%)
oklchoklch(0.565 0.046 141.7)
Closest name: Ecological (#677f70)Relative luminance 0.1847

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7a647d

#737d64 · #647d6d

#64677d · #7d6467

Split-complementary

Open in tool →

#6d647d · #7d6473

#64737d · #7a647d · #7d6d64

Contrast

#677d64 as textRatioAAAA largeAAAFix
Aaon white
4.47:1failpassfail
  • AA: use #647a62 as the text (4.66:1)
  • AAA: use #4d5d4b as the text (7.04:1)
  • AA: or shift the background to #050505 (4.56:1)
Aaon black
4.69:1passpassfail
  • AAA: use #859b82 as the text (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #677d64 as the background.

Brands using this color

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

Palettes built around it

mcpConnect your agent — build around #677d64
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 #677d64 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/677d64-a2bea2-884edf-1f2d24-eef1e9?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