Color

#78b8bf

#78b8bf
hex#78b8bf
rgbrgb(120, 184, 191)
hslhsl(186, 36%, 61%)
oklchoklch(0.742 0.066 204.6)
Closest name: Crystal Lake (#88b5c4)Relative luminance 0.4204

Colors that go with #78b8bf

Charcoal, Deep Sky Blue and Dark Salmon 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 #78b8bf

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bf7f78

#78bfa3 · #7894bf

#bf78b8 · #b8bf78

Split-complementary

Open in tool →

#bf7894 · #bfa378

#a378bf · #bf7f78 · #94bf78

Contrast

#78b8bf as textRatioAAAA largeAAAFix
Aaon white
2.23:1failfailfail
  • AA: use #408087 as the text (4.51:1)
  • AAA: use #2f5f65 as the text (7.13:1)
  • AA: or shift the background to #424242 (4.5:1)
  • AAA: or shift the background to #212121 (7.21:1)
Aaon black
9.41:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #78b8bf as the background.

Brands using this color

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

Fonts for this mood

#78b8bf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #78b8bf
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 #78b8bf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78b8bf-a2b8be-df4e86-1f262d-e9f1ee?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