Color

#25458d

#25458d
hex#25458d
rgbrgb(37, 69, 141)
hslhsl(222, 58%, 35%)
oklchoklch(0.409 0.126 263.7)
Closest name: Cascade Twilight (#234893)Relative luminance 0.0657

Colors that go with #25458d

Charcoal, Sea Green and Steel 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 →

#8d6e25

#25788d · #3a258d

#8d2545 · #458d25

Split-complementary

Open in tool →

#8d3a25 · #788d25

#8d2578 · #8d6e25 · #258d3a

Contrast

#25458d as textRatioAAAA largeAAAFix
Aaon white
9.07:1passpasspassPasses AAA — no fix needed.
Aaon black
2.31:1failfailfail
  • AA: use #4a72cf as the text (4.6:1)
  • AAA: use #7694db as the text (7.03:1)
  • AA: or shift the background to #b8b8b8 (4.57:1)
  • AAA: or shift the background to #e3e3e3 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #25458d as the background.

Brands using this color

Fonts for this mood

#25458d reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #25458d
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 #25458d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25458d-9ca3c4-df6e4e-211f2d-e9eff1?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