Color

#451683

#451683
hex#451683
rgbrgb(69, 22, 131)
hslhsl(266, 71%, 30%)
oklchoklch(0.347 0.165 295.9)
Closest name: Galactic Civilization (#442288)Relative luminance 0.0348

Tints & shades

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

Harmonies

Complementary

Open in tool →

#548316

#161d83 · #7c1683

#834516 · #168345

Split-complementary

Open in tool →

#837c16 · #1d8316

#83161d · #548316 · #16837c

Contrast

#451683 as textRatioAAAA largeAAAFix
Aaon white
12.39:1passpasspassPasses AAA — no fix needed.
Aaon black
1.7:1failfailfail
  • AA: use #9255e2 as the text (4.62:1)
  • AAA: use #ae81ea as the text (7.13:1)
  • AA: or shift the background to #9c9c9c (4.51:1)
  • AAA: or shift the background to #c4c4c4 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #451683 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

#451683 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #451683
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 #451683 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/451683-b29cc4-dfd74e-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