Color

#5703aa

#5703aa
hex#5703aa
rgbrgb(87, 3, 170)
hslhsl(270, 97%, 34%)
oklchoklch(0.397 0.215 295.7)
Closest name: Intergalactic Settlement (#5b1e8b)Relative luminance 0.0499

Tints & shades

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

Harmonies

Complementary

Open in tool →

#57ab03

#0303ab · #ab03ab

#ab5703 · #03ab57

Split-complementary

Open in tool →

#abab03 · #03ab03

#ab0303 · #57ab03 · #03abab

Contrast

#5703aa as textRatioAAAA largeAAAFix
Aaon white
10.51:1passpasspassPasses AAA — no fix needed.
Aaon black
2:1failfailfail
  • AA: use #9e40fc as the text (4.59:1)
  • AAA: use #ba77fd as the text (7.14:1)
  • AA: or shift the background to #ababab (4.58:1)
  • AAA: or shift the background to #d4d4d4 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5703aa 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

#5703aa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5703aa
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 #5703aa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5703aa-b59cc4-c9cb62-2c1f2d-eae9f1?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