Color

#4e4fb1

#4e4fb1
hex#4e4fb1
rgbrgb(78, 79, 177)
hslhsl(239, 39%, 50%)
oklchoklch(0.481 0.152 278.6)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1039

Colors that go with #4e4fb1

Charcoal, Sea Green 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 →

#b1b04e

#4e81b1 · #7e4eb1

#b14e4f · #4fb14e

Split-complementary

Open in tool →

#b17e4e · #81b14e

#b14e81 · #b1b04e · #4eb17e

Contrast

#4e4fb1 as textRatioAAAA largeAAAFix
Aaon white
6.82:1passpassfail
  • AAA: use #4b4caa as the text (7.21:1)
Aaon black
3.08:1failpassfail
  • AA: use #6a6cbe as the text (4.5:1)
  • AAA: use #9192cf as the text (7.22:1)
  • AA: or shift the background to #d4d4d4 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4e4fb1 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

#4e4fb1 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4e4fb1
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 #4e4fb1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4e4fb1-a09cc4-df964e-251f2d-e9edf1?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