Color

#4d25bb

#4d25bb
hex#4d25bb
rgbrgb(77, 37, 187)
hslhsl(256, 67%, 44%)
oklchoklch(0.427 0.213 285.1)
Closest name: Blurple (#5539cc)Relative luminance 0.0649

Tints & shades

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

Harmonies

Complementary

Open in tool →

#93bb25

#2548bb · #9825bb

#bb4d25 · #25bb4d

Split-complementary

Open in tool →

#bb9825 · #48bb25

#bb2548 · #93bb25 · #25bb98

Contrast

#4d25bb as textRatioAAAA largeAAAFix
Aaon white
9.14:1passpasspassPasses AAA — no fix needed.
Aaon black
2.3:1failfailfail
  • AA: use #805ddf as the text (4.55:1)
  • AAA: use #a188e7 as the text (7.19:1)
  • AA: or shift the background to #b8b8b8 (4.61:1)
  • AAA: or shift the background to #e3e3e3 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d25bb 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

#4d25bb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4d25bb
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 #4d25bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d25bb-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