Color

#25339d

#25339d
hex#25339d
rgbrgb(37, 51, 157)
hslhsl(233, 62%, 38%)
oklchoklch(0.386 0.171 270.1)
Closest name: Depths of Night (#2c319b)Relative luminance 0.052

Colors that go with #25339d

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 →

#9d8f25

#256f9d · #53259d

#9d2533 · #339d25

Split-complementary

Open in tool →

#9d5325 · #6f9d25

#9d256f · #9d8f25 · #259d53

Contrast

#25339d as textRatioAAAA largeAAAFix
Aaon white
10.3:1passpasspassPasses AAA — no fix needed.
Aaon black
2.04:1failfailfail
  • AA: use #5e6cd9 as the text (4.62:1)
  • AAA: use #8792e3 as the text (7.25:1)
  • AA: or shift the background to #adadad (4.59:1)
  • AAA: or shift the background to #d6d6d6 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #25339d 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

#25339d reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #25339d
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 #25339d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25339d-9c9cc4-df884e-241f2d-e9eef1?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