Color

#78b4e8

#78b4e8
hex#78b4e8
rgbrgb(120, 180, 232)
hslhsl(208, 71%, 69%)
oklchoklch(0.749 0.098 245.7)
Closest name: Electric Eel (#88bbee)Relative luminance 0.4246

Colors that go with #78b4e8

Charcoal, Sandy Brown and Amber 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 →

#e8ac78

#78e8e4 · #787ce8

#e878b4 · #b4e878

Split-complementary

Open in tool →

#e8787c · #e8e478

#e478e8 · #e8ac78 · #7ce878

Contrast

#78b4e8 as textRatioAAAA largeAAAFix
Aaon white
2.21:1failfailfail
  • AA: use #2178c4 as the text (4.62:1)
  • AAA: use #195b94 as the text (7.08:1)
  • AA: or shift the background to #424242 (4.54:1)
  • AAA: or shift the background to #242424 (7.02:1)
Aaon black
9.49:1passpasspassPasses 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 #78b4e8 as the background.

Brands using this color

Fonts for this mood

#78b4e8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #78b4e8
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 #78b4e8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78b4e8-9cadc4-df4e51-1f212d-e9f1f1?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