Color

#5147bd

#5147bd
hex#5147bd
rgbrgb(81, 71, 189)
hslhsl(245, 47%, 51%)
oklchoklch(0.479 0.178 281.1)
Closest name: Blurple (#5539cc)Relative luminance 0.0993

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b3bd47

#4778bd · #8c47bd

#bd5147 · #47bd51

Split-complementary

Open in tool →

#bd8c47 · #78bd47

#bd4778 · #b3bd47 · #47bd8c

Contrast

#5147bd as textRatioAAAA largeAAAFix
Aaon white
7.03:1passpasspassPasses AAA — no fix needed.
Aaon black
2.99:1failfailfail
  • AA: use #7169c9 as the text (4.57:1)
  • AAA: use #958fd6 as the text (7.18:1)
  • AA: or shift the background to #cfcfcf (4.51:1)
  • AAA: or shift the background to #ffffff (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 #5147bd 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

#5147bd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5147bd
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 #5147bd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5147bd-a49cc4-dfa54e-261f2d-e9ecf1?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