Color

#78cddd

#78cddd
hex#78cddd
rgbrgb(120, 205, 221)
hslhsl(190, 60%, 67%)
oklchoklch(0.8 0.085 211)
Closest name: Dolphin (#86c4da)Relative luminance 0.5288

Colors that go with #78cddd

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 →

#dd8978

#78ddbc · #789add

#dd78cd · #cddd78

Split-complementary

Open in tool →

#dd789a · #ddbc78

#bc78dd · #dd8978 · #9add78

Contrast

#78cddd as textRatioAAAA largeAAAFix
Aaon white
1.81:1failfailfail
  • AA: use #258193 as the text (4.53:1)
  • AAA: use #1c606e as the text (7.12:1)
  • AA: or shift the background to #4f4f4f (4.51:1)
  • AAA: or shift the background to #303030 (7.27:1)
Aaon black
11.58:1passpasspassPasses 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 #78cddd as the background.

Brands using this color

Fonts for this mood

#78cddd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

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

tool url/palettes/new/78cddd-a2b6be-df4e7c-1f252d-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