Color

#764cb8

#764cb8
hex#764cb8
rgbrgb(118, 76, 184)
hslhsl(263, 43%, 51%)
oklchoklch(0.517 0.164 298.4)
Closest name: slateblue (#6a5acd)Relative luminance 0.1248

Colors that go with #764cb8

Royal Blue, Sea Green and Charcoal 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 →

#8fb84c

#4c59b8 · #ab4cb8

#b8764c · #4cb876

Split-complementary

Open in tool →

#b8ab4c · #59b84c

#b84c59 · #8fb84c · #4cb8ab

Contrast

#764cb8 as textRatioAAAA largeAAAFix
Aaon white
6.01:1passpassfail
  • AAA: use #6a43a8 as the text (7.04:1)
Aaon black
3.5:1failpassfail
  • AA: use #8662c0 as the text (4.52:1)
  • AAA: use #a58ad0 as the text (7.15:1)
  • AA: or shift the background to #e0e0e0 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #764cb8 as the background.

Brands using this color

Fonts for this mood

#764cb8 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #764cb8
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 #764cb8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/764cb8-b09cc4-dfd04e-2b1f2d-e9eaf1?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