Color

#4100a8

#4100a8
hex#4100a8
rgbrgb(65, 0, 168)
hslhsl(263, 100%, 33%)
oklchoklch(0.369 0.215 285.6)
Closest name: Galactic Highway (#3311bb)Relative luminance 0.0395

Tints & shades

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

Harmonies

Complementary

Open in tool →

#68a800

#0014a8 · #9500a8

#a84100 · #00a841

Split-complementary

Open in tool →

#a89500 · #14a800

#a80014 · #68a800 · #00a895

Contrast

#4100a8 as textRatioAAAA largeAAAFix
Aaon white
11.73:1passpasspassPasses AAA — no fix needed.
Aaon black
1.79:1failfailfail
  • AA: use #914dff as the text (4.71:1)
  • AAA: use #ad7aff as the text (7:1)
  • AA: or shift the background to #a1a1a1 (4.54:1)
  • AAA: or shift the background to #c9c9c9 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4100a8 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

#4100a8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4100a8
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 #4100a8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4100a8-b09cc4-dfd04e-2b1f2d-e9eaf1?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