Color

#616fea

#616fea
hex#616fea
rgbrgb(97, 111, 234)
hslhsl(234, 77%, 65%)
oklchoklch(0.595 0.184 274.5)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.1985

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eadd61

#61b3ea · #9861ea

#ea616f · #6fea61

Split-complementary

Open in tool →

#ea9861 · #b3ea61

#ea61b3 · #eadd61 · #61ea98

Contrast

#616fea as textRatioAAAA largeAAAFix
Aaon white
4.23:1failpassfail
  • AA: use #5867e9 as the text (4.63:1)
  • AAA: use #2f41e4 as the text (7.01:1)
  • AA: or shift the background to #0f0f0f (4.54:1)
Aaon black
4.97:1passpassfail
  • AAA: use #8590ef as the text (7.23:1)

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

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

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

tool url/palettes/new/616fea-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