Color

#616ddb

#616ddb
hex#616ddb
rgbrgb(97, 109, 219)
hslhsl(234, 63%, 62%)
oklchoklch(0.581 0.166 275.3)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.1859

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dbcf61

#61aadb · #9261db

#db616d · #6ddb61

Split-complementary

Open in tool →

#db9261 · #aadb61

#db61aa · #dbcf61 · #61db92

Contrast

#616ddb as textRatioAAAA largeAAAFix
Aaon white
4.45:1failpassfail
  • AA: use #5d69da as the text (4.67:1)
  • AAA: use #3747d2 as the text (7.01:1)
  • AA: or shift the background to #080808 (4.5:1)
Aaon black
4.72:1passpassfail
  • AAA: use #8690e4 as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #616ddb as the background.

Brands using this color

Fonts for this mood

#616ddb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #616ddb
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 #616ddb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/616ddb-9d9cc4-df8a4e-241f2d-e9eef1?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