Color

#25105b

#25105b
hex#25105b
rgbrgb(37, 16, 91)
hslhsl(257, 70%, 21%)
oklchoklch(0.262 0.123 287.3)
Closest name: Blackmail (#220066)Relative luminance 0.0152

Tints & shades

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

Harmonies

Complementary

Open in tool →

#465b10

#10205b · #4b105b

#5b2510 · #105b25

Split-complementary

Open in tool →

#5b4b10 · #205b10

#5b1020 · #465b10 · #105b4b

Contrast

#25105b as textRatioAAAA largeAAAFix
Aaon white
16.11:1passpasspassPasses AAA — no fix needed.
Aaon black
1.3:1failfailfail
  • AA: use #845fe3 as the text (4.73:1)
  • AAA: use #a286ea as the text (7.13:1)
  • AA: or shift the background to #8a8a8a (4.67:1)
  • AAA: or shift the background to #ababab (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #25105b 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

#25105b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #25105b
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 #25105b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25105b-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