Color

#613ecc

#613ecc
hex#613ecc
rgbrgb(97, 62, 204)
hslhsl(255, 58%, 52%)
oklchoklch(0.491 0.206 287.6)
Closest name: Blurple (#5539cc)Relative luminance 0.1035

Colors that go with #613ecc

Charcoal, Royal Blue and Sea Green lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a8cc3e

#3e61cc · #a83ecc

#cc613e · #3ecc61

Split-complementary

Open in tool →

#cca83e · #61cc3e

#cc3e61 · #a8cc3e · #3ecca8

Contrast

#613ecc as textRatioAAAA largeAAAFix
Aaon white
6.84:1passpassfail
  • AAA: use #5e3acb as the text (7.13:1)
Aaon black
3.07:1failpassfail
  • AA: use #7f62d5 as the text (4.61:1)
  • AAA: use #a08ae0 as the text (7.21:1)
  • AA: or shift the background to #d4d4d4 (4.62:1)

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

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

mcpConnect your agent — build around #613ecc
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #613ecc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/613ecc-ab9cc4-dfbd4e-291f2d-e9ebf1?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