Color

#78b4fc

#78b4fc
hex#78b4fc
rgbrgb(120, 180, 252)
hslhsl(213, 96%, 73%)
oklchoklch(0.758 0.122 253.7)
Closest name: Cooler Than Ever (#77bbff)Relative luminance 0.4366

Colors that go with #78b4fc

Charcoal, Goldenrod 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 →

#fcc178

#78f6fc · #7f78fc

#fc78b4 · #b4fc78

Split-complementary

Open in tool →

#fc7f78 · #f6fc78

#fc78f6 · #fcc178 · #78fc7f

Contrast

#78b4fc as textRatioAAAA largeAAAFix
Aaon white
2.16:1failfailfail
  • AA: use #056ff0 as the text (4.63:1)
  • AAA: use #0453b4 as the text (7.24:1)
  • AA: or shift the background to #424242 (4.66:1)
  • AAA: or shift the background to #262626 (7.01:1)
Aaon black
9.73:1passpasspassPasses 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 #78b4fc as the background.

Brands using this color

Fonts for this mood

#78b4fc reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #78b4fc
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 #78b4fc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78b4fc-9ca9c4-df584e-1f202d-e9f0f1?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