Color

#25679d

#25679d
hex#25679d
rgbrgb(37, 103, 157)
hslhsl(207, 62%, 38%)
oklchoklch(0.499 0.109 247.1)
Closest name: Chill of the Night (#256d8d)Relative luminance 0.1253

Colors that go with #25679d

Charcoal, Crimson and Royal 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 →

#9d5b25

#259d97 · #252b9d

#9d2567 · #679d25

Split-complementary

Open in tool →

#9d252b · #9d9725

#97259d · #9d5b25 · #2b9d25

Contrast

#25679d as textRatioAAAA largeAAAFix
Aaon white
5.99:1passpassfail
  • AAA: use #215c8c as the text (7.06:1)
Aaon black
3.51:1failpassfail
  • AA: use #2c7aba as the text (4.6:1)
  • AAA: use #519bd6 as the text (7.01:1)
  • AA: or shift the background to #e0e0e0 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #25679d as the background.

Brands using this color

Fonts for this mood

#25679d reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #25679d
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 #25679d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25679d-9cadc4-df4e53-1f212d-e9f1f1?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