Color

#25299d

#25299d
hex#25299d
rgbrgb(37, 41, 157)
hslhsl(238, 62%, 38%)
oklchoklch(0.37 0.182 271.8)
Closest name: Depths of Night (#2c319b)Relative luminance 0.0441

Colors that go with #25299d

Charcoal, Steel Blue and Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9d9925

#25659d · #5d259d

#9d2529 · #299d25

Split-complementary

Open in tool →

#9d5d25 · #659d25

#9d2565 · #9d9925 · #259d5d

Contrast

#25299d as textRatioAAAA largeAAAFix
Aaon white
11.15:1passpasspassPasses AAA — no fix needed.
Aaon black
1.88:1failfailfail
  • AA: use #666adb as the text (4.65:1)
  • AAA: use #8b8ee4 as the text (7.09:1)
  • AA: or shift the background to #a6a6a6 (4.58:1)
  • AAA: or shift the background to #cfcfcf (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #25299d 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

#25299d reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #25299d
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #25299d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25299d-9f9cc4-df944e-251f2d-e9edf1?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