Color

#78cecd

#78cecd
hex#78cecd
rgbrgb(120, 206, 205)
hslhsl(179, 47%, 64%)
oklchoklch(0.797 0.084 194.6)
Closest name: Hidden Sea Glass (#6fd1c9)Relative luminance 0.5254

Colors that go with #78cecd

Charcoal, Dark Salmon and Crimson 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ce7879

#78cea2 · #78a5ce

#cd78ce · #cecd78

Split-complementary

Open in tool →

#ce78a5 · #cea278

#a278ce · #ce7879 · #a5ce78

Contrast

#78cecd as textRatioAAAA largeAAAFix
Aaon white
1.82:1failfailfail
  • AA: use #2e7f7e as the text (4.72:1)
  • AAA: use #236160 as the text (7.12:1)
  • AA: or shift the background to #4d4d4d (4.63:1)
  • AAA: or shift the background to #303030 (7.23:1)
Aaon black
11.51:1passpasspassPasses 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 #78cecd 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 #78cecd
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 #78cecd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78cecd-a2bbbe-d45996-1f272d-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