Color

#4e80b1

#4e80b1
hex#4e80b1
rgbrgb(78, 128, 177)
hslhsl(210, 39%, 50%)
oklchoklch(0.586 0.093 249.2)
Closest name: steelblue (#4682b4)Relative luminance 0.2023

Colors that go with #4e80b1

Charcoal, Copper 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.

Real palettes that use #4e80b1

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b1804e

#4eb1b1 · #4e4eb1

#b14e80 · #80b14e

Split-complementary

Open in tool →

#b14e4e · #b1b14e

#b14eb1 · #b1804e · #4eb14e

Contrast

#4e80b1 as textRatioAAAA largeAAAFix
Aaon white
4.16:1failpassfail
  • AA: use #4b7aaa as the text (4.5:1)
  • AAA: use #36597c as the text (7.3:1)
  • AA: or shift the background to #121212 (4.5:1)
Aaon black
5.05:1passpassfail
  • AAA: use #7199c1 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4e80b1 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#4e80b1 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4e80b1
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 #4e80b1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4e80b1-9cabc4-df514e-1f202d-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