Color

#575ab7

#575ab7
hex#575ab7
rgbrgb(87, 90, 183)
hslhsl(238, 40%, 53%)
oklchoklch(0.513 0.144 278.7)
Closest name: Bellflower (#5d66aa)Relative luminance 0.1276

Colors that go with #575ab7

Charcoal, Sea Green and Amber 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 →

#b7b457

#578ab7 · #8457b7

#b7575a · #5ab757

Split-complementary

Open in tool →

#b78457 · #8ab757

#b7578a · #b7b457 · #57b784

Contrast

#575ab7 as textRatioAAAA largeAAAFix
Aaon white
5.91:1passpassfail
  • AAA: use #494dab as the text (7.16:1)
Aaon black
3.55:1failpassfail
  • AA: use #6d6fc0 as the text (4.69:1)
  • AAA: use #9092d0 as the text (7.21:1)
  • AA: or shift the background to #e3e3e3 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #575ab7 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

#575ab7 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #575ab7
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 #575ab7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/575ab7-9f9cc4-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