Color

#514bfb

#514bfb
hex#514bfb
rgbrgb(81, 75, 251)
hslhsl(242, 96%, 64%)
oklchoklch(0.539 0.251 275.5)
Closest name: Meteor Shower (#5533ff)Relative luminance 0.1375

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f5fb4b

#4b9dfb · #a94bfb

#fb514b · #4bfb51

Split-complementary

Open in tool →

#fba94b · #9dfb4b

#fb4b9d · #f5fb4b · #4bfba9

Contrast

#514bfb as textRatioAAAA largeAAAFix
Aaon white
5.6:1passpassfail
  • AAA: use #342dfb as the text (7.21:1)
Aaon black
3.75:1failpassfail
  • AA: use #645ffc as the text (4.58:1)
  • AAA: use #908cfd as the text (7.36:1)
  • AA: or shift the background to #e8e8e8 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #514bfb 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

#514bfb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #514bfb
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 #514bfb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/514bfb-a29cc4-df9e4e-261f2d-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