Color

#575ab2

#575ab2
hex#575ab2
rgbrgb(87, 90, 178)
hslhsl(238, 37%, 52%)
oklchoklch(0.51 0.137 278.9)
Closest name: Bellflower (#5d66aa)Relative luminance 0.1255

Colors that go with #575ab2

Charcoal, Amber and Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b2af57

#5788b2 · #8257b2

#b2575a · #5ab257

Split-complementary

Open in tool →

#b28257 · #88b257

#b25788 · #b2af57 · #57b282

Contrast

#575ab2 as textRatioAAAA largeAAAFix
Aaon white
5.98:1passpassfail
  • AAA: use #4c4ea4 as the text (7.16:1)
Aaon black
3.51:1failpassfail
  • AA: use #6c6fbc as the text (4.64:1)
  • AAA: use #8f91cc as the text (7.09:1)
  • AA: or shift the background to #e0e0e0 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #575ab2 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

#575ab2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #575ab2
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #575ab2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/575ab2-9f9cc4-df944e-251f2d-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