Color

#3716ca

#3716ca
hex#3716ca
rgbrgb(55, 22, 202)
hslhsl(251, 80%, 44%)
oklchoklch(0.412 0.243 275.5)
Closest name: Busty Blue (#3300cc)Relative luminance 0.0565

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a9ca16

#164fca · #9116ca

#ca3716 · #16ca37

Split-complementary

Open in tool →

#ca9116 · #4fca16

#ca164f · #a9ca16 · #16ca91

Contrast

#3716ca as textRatioAAAA largeAAAFix
Aaon white
9.86:1passpasspassPasses AAA — no fix needed.
Aaon black
2.13:1failfailfail
  • AA: use #795eed as the text (4.64:1)
  • AAA: use #9b88f2 as the text (7.2:1)
  • AA: or shift the background to #b0b0b0 (4.55:1)
  • AAA: or shift the background to #dbdbdb (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 #3716ca 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

#3716ca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3716ca
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 #3716ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3716ca-a89cc4-dfb34e-281f2d-e9ecf1?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