Color

#451d4e

#451d4e
hex#451d4e
rgbrgb(69, 29, 78)
hslhsl(289, 46%, 21%)
oklchoklch(0.312 0.095 319.9)
Closest name: Velvet Cosmos (#441144)Relative luminance 0.0269

Tints & shades

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

Harmonies

Complementary

Open in tool →

#264e1d

#2d1d4e · #4e1d3f

#4e451d · #1d4e45

Split-complementary

Open in tool →

#3f4e1d · #1d4e2d

#4e2d1d · #264e1d · #1d3f4e

Contrast

#451d4e as textRatioAAAA largeAAAFix
Aaon white
13.65:1passpasspassPasses AAA — no fix needed.
Aaon black
1.54:1failfailfail
  • AA: use #aa50be as the text (4.6:1)
  • AAA: use #c07dcf as the text (7.08:1)
  • AA: or shift the background to #969696 (4.61:1)
  • AAA: or shift the background to #bababa (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #451d4e 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

#451d4e reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #451d4e
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 #451d4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/451d4e-be9fc1-a8cb62-2d1f2a-ece9f1?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