Color

#576398

#576398
hex#576398
rgbrgb(87, 99, 152)
hslhsl(229, 27%, 47%)
oklchoklch(0.513 0.085 273.3)
Closest name: Bellflower (#5d66aa)Relative luminance 0.1322

Tints & shades

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

Harmonies

Complementary

Open in tool →

#988c57

#578498 · #6c5798

#985763 · #639857

Split-complementary

Open in tool →

#986c57 · #849857

#985784 · #988c57 · #57986c

Contrast

#576398 as textRatioAAAA largeAAAFix
Aaon white
5.76:1passpassfail
  • AAA: use #4a5582 as the text (7.21:1)
Aaon black
3.64:1failpassfail
  • AA: use #6773a8 as the text (4.59:1)
  • AAA: use #8a94bc as the text (7.04:1)
  • AA: or shift the background to #e6e6e6 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #576398 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #576398
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 #576398 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/576398-9c9fc4-df7e4e-231f2d-e9eef1?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