Color

#451daa

#451daa
hex#451daa
rgbrgb(69, 29, 170)
hslhsl(257, 71%, 39%)
oklchoklch(0.394 0.202 285.4)
Closest name: Galactic Highway (#3311bb)Relative luminance 0.0505

Tints & shades

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

Harmonies

Complementary

Open in tool →

#82aa1d

#1d3baa · #8b1daa

#aa451d · #1daa45

Split-complementary

Open in tool →

#aa8b1d · #3baa1d

#aa1d3b · #82aa1d · #1daa8b

Contrast

#451daa as textRatioAAAA largeAAAFix
Aaon white
10.45:1passpasspassPasses AAA — no fix needed.
Aaon black
2.01:1failfailfail
  • AA: use #845ee4 as the text (4.7:1)
  • AAA: use #a285ea as the text (7.08:1)
  • AA: or shift the background to #ababab (4.55:1)
  • AAA: or shift the background to #d4d4d4 (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 #451daa 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

#451daa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #451daa
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 #451daa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/451daa-ac9cc4-dfc24e-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