Color

#425da9

#425da9
hex#425da9
rgbrgb(66, 93, 169)
hslhsl(224, 44%, 46%)
oklchoklch(0.496 0.125 267.1)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1185

Colors that go with #425da9

Charcoal, Sea Green and Amber 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 →

#a98d42

#4291a9 · #5a42a9

#a9425d · #5da942

Split-complementary

Open in tool →

#a95a42 · #91a942

#a94291 · #a98d42 · #42a95a

Contrast

#425da9 as textRatioAAAA largeAAAFix
Aaon white
6.23:1passpassfail
  • AAA: use #3c559a as the text (7.1:1)
Aaon black
3.37:1failpassfail
  • AA: use #5672bd as the text (4.54:1)
  • AAA: use #8296ce as the text (7.2:1)
  • AA: or shift the background to #dbdbdb (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #425da9 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

#425da9 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #425da9
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 #425da9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/425da9-9ca2c4-df724e-221f2d-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