Color

#576bb2

#576bb2
hex#576bb2
rgbrgb(87, 107, 178)
hslhsl(227, 37%, 52%)
oklchoklch(0.545 0.114 270.4)
Closest name: Loch Ness (#5f6db0)Relative luminance 0.1576

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b29e57

#5798b2 · #7157b2

#b2576b · #6bb257

Split-complementary

Open in tool →

#b27157 · #98b257

#b25798 · #b29e57 · #57b271

Contrast

#576bb2 as textRatioAAAA largeAAAFix
Aaon white
5.06:1passpassfail
  • AAA: use #435593 as the text (7.1:1)
Aaon black
4.15:1failpassfail
  • AA: use #5e71b5 as the text (4.51:1)
  • AAA: use #8896c8 as the text (7.24:1)
  • AA: or shift the background to #f2f2f2 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #576bb2 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

#576bb2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #576bb2
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 #576bb2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/576bb2-9ca0c4-df7a4e-221f2d-e9eff1?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