Color

#6763bb

#6763bb
hex#6763bb
rgbrgb(103, 99, 187)
hslhsl(243, 39%, 56%)
oklchoklch(0.546 0.134 283.1)
Closest name: Bellflower (#5d66aa)Relative luminance 0.154

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b6bb63

#638abb · #9363bb

#bb6763 · #63bb67

Split-complementary

Open in tool →

#bb9363 · #8abb63

#bb638a · #b6bb63 · #63bb93

Contrast

#6763bb as textRatioAAAA largeAAAFix
Aaon white
5.15:1passpassfail
  • AAA: use #514cae as the text (7.01:1)
Aaon black
4.08:1failpassfail
  • AA: use #726ebf as the text (4.7:1)
  • AAA: use #9491cf as the text (7.21:1)
  • AA: or shift the background to #f0f0f0 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6763bb as the background.

Brands using this color

Fonts for this mood

#6763bb reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6763bb
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 #6763bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6763bb-a39cc4-dfa04e-261f2d-e9edf1?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