Color

#570ecd

#570ecd
hex#570ecd
rgbrgb(87, 14, 205)
hslhsl(263, 87%, 43%)
oklchoklch(0.439 0.244 287.6)
Closest name: Blurple (#5539cc)Relative luminance 0.0675

Tints & shades

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

Harmonies

Complementary

Open in tool →

#84cd0e

#0e25cd · #b70ecd

#cd570e · #0ecd57

Split-complementary

Open in tool →

#cdb70e · #25cd0e

#cd0e25 · #84cd0e · #0ecdb7

Contrast

#570ecd as textRatioAAAA largeAAAFix
Aaon white
8.94:1passpasspassPasses AAA — no fix needed.
Aaon black
2.35:1failfailfail
  • AA: use #8d4ff3 as the text (4.55:1)
  • AAA: use #ac7ef6 as the text (7.07:1)
  • AA: or shift the background to #b8b8b8 (4.51:1)
  • AAA: or shift the background to #e6e6e6 (7.16:1)

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

Brands using this color

Fonts for this mood

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

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

tool url/palettes/new/570ecd-b09cc4-dfd04e-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