Color

#6a63bb

#6a63bb
hex#6a63bb
rgbrgb(106, 99, 187)
hslhsl(245, 39%, 56%)
oklchoklch(0.548 0.134 284.7)
Closest name: Bellflower (#5d66aa)Relative luminance 0.1558

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b3bb63

#6388bb · #9663bb

#bb6a63 · #63bb6a

Split-complementary

Open in tool →

#bb9663 · #88bb63

#bb6388 · #b3bb63 · #63bb96

Contrast

#6a63bb as textRatioAAAA largeAAAFix
Aaon white
5.1:1passpassfail
  • AAA: use #534baa as the text (7.11:1)
Aaon black
4.12:1failpassfail
  • AA: use #716abe as the text (4.51:1)
  • AAA: use #9691cf as the text (7.25:1)
  • AA: or shift the background to #f2f2f2 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6a63bb as the background.

Brands using this color

Fonts for this mood

#6a63bb reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6a63bb
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 #6a63bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6a63bb-a49cc4-dfa54e-261f2d-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