Color

#613da4

#613da4
hex#613da4
rgbrgb(97, 61, 164)
hslhsl(261, 46%, 44%)
oklchoklch(0.457 0.159 295.5)
Closest name: rebeccapurple (#663399)Relative luminance 0.0856

Tints & shades

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

Harmonies

Complementary

Open in tool →

#80a43d

#3d4ca4 · #943da4

#a4613d · #3da461

Split-complementary

Open in tool →

#a4943d · #4ca43d

#a43d4c · #80a43d · #3da494

Contrast

#613da4 as textRatioAAAA largeAAAFix
Aaon white
7.74:1passpasspassPasses AAA — no fix needed.
Aaon black
2.71:1failfailfail
  • AA: use #8563c5 as the text (4.59:1)
  • AAA: use #a58cd4 as the text (7.3:1)
  • AA: or shift the background to #c7c7c7 (4.58:1)
  • AAA: or shift the background to #f5f5f5 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #613da4 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

#613da4 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #613da4
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 #613da4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/613da4-af9cc4-dfcb4e-2a1f2d-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