Color

#616ee5

#616ee5
hex#616ee5
rgbrgb(97, 110, 229)
hslhsl(234, 72%, 64%)
oklchoklch(0.59 0.179 274.8)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.1935

Colors that go with #616ee5

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 →

#e5d861

#61b0e5 · #9661e5

#e5616e · #6ee561

Split-complementary

Open in tool →

#e59661 · #b0e561

#e561b0 · #e5d861 · #61e596

Contrast

#616ee5 as textRatioAAAA largeAAAFix
Aaon white
4.31:1failpassfail
  • AA: use #5d6ae5 as the text (4.51:1)
  • AAA: use #3142dd as the text (7.11:1)
  • AA: or shift the background to #0d0d0d (4.51:1)
Aaon black
4.87:1passpassfail
  • AAA: use #848eeb as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #616ee5 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

#616ee5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #616ee5
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 #616ee5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/616ee5-9d9cc4-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