Color

#570ebe

#570ebe
hex#570ebe
rgbrgb(87, 14, 190)
hslhsl(265, 86%, 40%)
oklchoklch(0.423 0.23 290.5)
Closest name: Blurple (#5539cc)Relative luminance 0.0606

Tints & shades

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

Harmonies

Complementary

Open in tool →

#75be0e

#0e1dbe · #af0ebe

#be570e · #0ebe57

Split-complementary

Open in tool →

#beaf0e · #1dbe0e

#be0e1d · #75be0e · #0ebeaf

Contrast

#570ebe as textRatioAAAA largeAAAFix
Aaon white
9.5:1passpasspassPasses AAA — no fix needed.
Aaon black
2.21:1failfailfail
  • AA: use #9350f2 as the text (4.67:1)
  • AAA: use #b07ff5 as the text (7.2:1)
  • AA: or shift the background to #b3b3b3 (4.53:1)
  • AAA: or shift the background to #dedede (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #570ebe as the background.

Brands using this color

Fonts for this mood

#570ebe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #570ebe
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 #570ebe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/570ebe-b19cc4-dfd54e-2b1f2d-e9eaf1?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