Color

#575eb7

#575eb7
hex#575eb7
rgbrgb(87, 94, 183)
hslhsl(236, 40%, 53%)
oklchoklch(0.521 0.138 277.1)
Closest name: Bellflower (#5d66aa)Relative luminance 0.1345

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b7b157

#578eb7 · #8157b7

#b7575e · #5eb757

Split-complementary

Open in tool →

#b78157 · #8eb757

#b7578e · #b7b157 · #57b781

Contrast

#575eb7 as textRatioAAAA largeAAAFix
Aaon white
5.69:1passpassfail
  • AAA: use #484ea8 as the text (7.17:1)
Aaon black
3.69:1failpassfail
  • AA: use #696fbf as the text (4.63:1)
  • AAA: use #8d91ce as the text (7.07:1)
  • AA: or shift the background to #e6e6e6 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #575eb7 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

#575eb7 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #575eb7
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 #575eb7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/575eb7-9e9cc4-df8f4e-241f2d-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