Color

#78ded9

#78ded9
hex#78ded9
rgbrgb(120, 222, 217)
hslhsl(177, 61%, 67%)
oklchoklch(0.838 0.096 191.3)
Closest name: Cold Blue (#88dddd)Relative luminance 0.6125

Colors that go with #78ded9

Charcoal, Deep Sky Blue and Light Coral 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 →

#de787d

#78dea6 · #78b0de

#d978de · #ded978

Split-complementary

Open in tool →

#de78b0 · #dea678

#a678de · #de787d · #b0de78

Contrast

#78ded9 as textRatioAAAA largeAAAFix
Aaon white
1.59:1failfailfail
  • AA: use #20837e as the text (4.56:1)
  • AAA: use #18635f as the text (7.03:1)
  • AA: or shift the background to #575757 (4.56:1)
  • AAA: or shift the background to #3b3b3b (7.07:1)
Aaon black
13.25:1passpasspassPasses 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 #78ded9 as the background.

Brands using this color

mcpConnect your agent — build around #78ded9
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 #78ded9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78ded9-a2bcbe-d4599b-1f282d-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