Color

#616bfa

#616bfa
hex#616bfa
rgbrgb(97, 107, 250)
hslhsl(236, 94%, 68%)
oklchoklch(0.6 0.21 275.1)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.1996

Tints & shades

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

Harmonies

Complementary

Open in tool →

#faf061

#61b8fa · #a361fa

#fa616b · #6bfa61

Split-complementary

Open in tool →

#faa361 · #b8fa61

#fa61b8 · #faf061 · #61faa3

Contrast

#616bfa as textRatioAAAA largeAAAFix
Aaon white
4.21:1failpassfail
  • AA: use #5762fa as the text (4.63:1)
  • AAA: use #2533f8 as the text (7.22:1)
  • AA: or shift the background to #0f0f0f (4.56:1)
Aaon black
4.99:1passpassfail
  • AAA: use #838bfb 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 #616bfa 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

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

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

tool url/palettes/new/616bfa-9e9cc4-df8f4e-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