Color

#751cb5

#751cb5
hex#751cb5
rgbrgb(117, 28, 181)
hslhsl(275, 73%, 41%)
oklchoklch(0.458 0.217 304.9)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.0795

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5cb51c

#291cb5 · #b51ca8

#b5751c · #1cb575

Split-complementary

Open in tool →

#a8b51c · #1cb529

#b5291c · #5cb51c · #1ca8b5

Contrast

#751cb5 as textRatioAAAA largeAAAFix
Aaon white
8.11:1passpasspassPasses AAA — no fix needed.
Aaon black
2.59:1failfailfail
  • AA: use #a34ae3 as the text (4.65:1)
  • AAA: use #bc7bea as the text (7.16:1)
  • AA: or shift the background to #c2c2c2 (4.55:1)
  • AAA: or shift the background to #f0f0f0 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #751cb5 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

#751cb5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #751cb5
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #751cb5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/751cb5-b89cc4-c0cb62-2d1f2d-eae9f1?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