Color

#78939b

#78939b
hex#78939b
rgbrgb(120, 147, 155)
hslhsl(194, 15%, 54%)
oklchoklch(0.645 0.033 217.7)
Closest name: Cavolo Nero (#72939e)Relative luminance 0.2723

Colors that go with #78939b

Charcoal, Copper and Terracotta 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.

Real palettes that use #78939b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9b8078

#789b92 · #78819b

#9b7893 · #939b78

Split-complementary

Open in tool →

#9b7881 · #9b9278

#92789b · #9b8078 · #819b78

Contrast

#78939b as textRatioAAAA largeAAAFix
Aaon white
3.26:1failpassfail
  • AA: use #5f7981 as the text (4.63:1)
  • AAA: use #485b61 as the text (7.13:1)
  • AA: or shift the background to #262626 (4.64:1)
Aaon black
6.45:1passpassfail
  • AAA: use #819aa2 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 #78939b 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 #78939b
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 #78939b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78939b-9cb6c4-df4e72-1f242d-e9f1ef?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