Color

#4306ea

#4306ea
hex#4306ea
rgbrgb(67, 6, 234)
hslhsl(256, 95%, 47%)
oklchoklch(0.452 0.278 276.5)
Closest name: Overdue Blue (#4400ff)Relative luminance 0.0726

Tints & shades

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

Harmonies

Complementary

Open in tool →

#adea06

#063bea · #b506ea

#ea4306 · #06ea43

Split-complementary

Open in tool →

#eab506 · #3bea06

#ea063b · #adea06 · #06eab5

Contrast

#4306ea as textRatioAAAA largeAAAFix
Aaon white
8.56:1passpasspassPasses AAA — no fix needed.
Aaon black
2.45:1failfailfail
  • AA: use #8256fb as the text (4.67:1)
  • AAA: use #a383fc as the text (7.21:1)
  • AA: or shift the background to #bdbdbd (4.56:1)
  • AAA: or shift the background to #ebebeb (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4306ea 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

#4306ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4306ea
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 #4306ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4306ea-ab9cc4-dfbf4e-291f2d-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