Color

#616bc2

#616bc2
hex#616bc2
rgbrgb(97, 107, 194)
hslhsl(234, 44%, 57%)
oklchoklch(0.561 0.134 276.2)
Closest name: Loch Ness (#5f6db0)Relative luminance 0.1695

Colors that go with #616bc2

Charcoal, Sea Green and Amber 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 →

#c2b861

#619bc2 · #8861c2

#c2616b · #6bc261

Split-complementary

Open in tool →

#c28861 · #9bc261

#c2619b · #c2b861 · #61c288

Contrast

#616bc2 as textRatioAAAA largeAAAFix
Aaon white
4.78:1passpassfail
Aaon black
4.39:1failpassfail
  • AA: use #656ec3 as the text (4.57:1)
  • AAA: use #8991d1 as the text (7.03:1)
  • AA: or shift the background to #fafafa (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #616bc2 as the background.

Brands using this color

Fonts for this mood

#616bc2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #616bc2
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 #616bc2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/616bc2-9d9cc4-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