Color

#25009e

#25009e
hex#25009e
rgbrgb(37, 0, 158)
hslhsl(254, 100%, 31%)
oklchoklch(0.332 0.21 274.3)
Closest name: Dramatic Blue (#240093)Relative luminance 0.0286

Tints & shades

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

Harmonies

Complementary

Open in tool →

#799e00

#002a9e · #74009e

#9e2500 · #009e25

Split-complementary

Open in tool →

#9e7400 · #2a9e00

#9e002a · #799e00 · #009e74

Contrast

#25009e as textRatioAAAA largeAAAFix
Aaon white
13.36:1passpasspassPasses AAA — no fix needed.
Aaon black
1.57:1failfailfail
  • AA: use #7e57ff as the text (4.69:1)
  • AAA: use #a185ff as the text (7.31:1)
  • AA: or shift the background to #969696 (4.52:1)
  • AAA: or shift the background to #bdbdbd (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #25009e 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

#25009e reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #25009e
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 #25009e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25009e-aa9cc4-dfbb4e-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