Color

#6b59cf

#6b59cf
hex#6b59cf
rgbrgb(107, 89, 207)
hslhsl(249, 55%, 58%)
oklchoklch(0.544 0.175 286)
Closest name: slateblue (#6a5acd)Relative luminance 0.1478

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bdcf59

#5982cf · #a659cf

#cf6b59 · #59cf6b

Split-complementary

Open in tool →

#cfa659 · #82cf59

#cf5982 · #bdcf59 · #59cfa6

Contrast

#6b59cf as textRatioAAAA largeAAAFix
Aaon white
5.31:1passpassfail
  • AAA: use #5541c8 as the text (7.06:1)
Aaon black
3.96:1failpassfail
  • AA: use #7565d2 as the text (4.55:1)
  • AAA: use #998cde as the text (7.16:1)
  • AA: or shift the background to #ededed (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6b59cf 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

#6b59cf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6b59cf
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 #6b59cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6b59cf-a79cc4-dfae4e-271f2d-e9ecf1?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