Color

#425257

#425257
hex#425257
rgbrgb(66, 82, 87)
hslhsl(194, 14%, 30%)
oklchoklch(0.427 0.022 218.7)
Closest name: All Nighter (#455454)Relative luminance 0.0788

Colors that go with #425257

Blue, Cadet Blue and Champagne 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 →

#574742

#425751 · #424857

#574252 · #525742

Split-complementary

Open in tool →

#574248 · #575142

#514257 · #574742 · #485742

Contrast

#425257 as textRatioAAAA largeAAAFix
Aaon white
8.15:1passpasspassPasses AAA — no fix needed.
Aaon black
2.58:1failfailfail
  • AA: use #607980 as the text (4.54:1)
  • AAA: use #829aa1 as the text (7.09:1)
  • AA: or shift the background to #c2c2c2 (4.58:1)
  • AAA: or shift the background to #f0f0f0 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #425257 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

#425257 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #425257
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 #425257 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/425257-9cb6c4-df4e72-1f242d-e9f1ef?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