Color

#4102ca

#4102ca
hex#4102ca
rgbrgb(65, 2, 202)
hslhsl(259, 98%, 40%)
oklchoklch(0.411 0.248 279.7)
Closest name: Busty Blue (#3300cc)Relative luminance 0.0543

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8bca02

#0227ca · #a502ca

#ca4102 · #02ca41

Split-complementary

Open in tool →

#caa502 · #27ca02

#ca0227 · #8bca02 · #02caa5

Contrast

#4102ca as textRatioAAAA largeAAAFix
Aaon white
10.07:1passpasspassPasses AAA — no fix needed.
Aaon black
2.09:1failfailfail
  • AA: use #864efd as the text (4.52:1)
  • AAA: use #a881fe as the text (7.24:1)
  • AA: or shift the background to #b0b0b0 (4.64:1)
  • AAA: or shift the background to #d9d9d9 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4102ca 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

#4102ca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4102ca
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 #4102ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4102ca-ad9cc4-dfc74e-2a1f2d-e9ebf1?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