Color

#2f425b

#2f425b
hex#2f425b
rgbrgb(47, 66, 91)
hslhsl(214, 32%, 27%)
oklchoklch(0.374 0.05 255.5)
Closest name: Black Turmeric (#2c4364)Relative luminance 0.0526

Colors that go with #2f425b

Teal, Sienna 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 →

#5b482f

#2f585b · #322f5b

#5b2f42 · #425b2f

Split-complementary

Open in tool →

#5b322f · #585b2f

#5b2f58 · #5b482f · #2f5b32

Contrast

#2f425b as textRatioAAAA largeAAAFix
Aaon white
10.24:1passpasspassPasses AAA — no fix needed.
Aaon black
2.05:1failfailfail
  • AA: use #5578a5 as the text (4.62:1)
  • AAA: use #7c97bb as the text (7:1)
  • AA: or shift the background to #adadad (4.56:1)
  • AAA: or shift the background to #d6d6d6 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f425b as the background.

Brands using this color

Fonts for this mood

#2f425b reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f425b
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 #2f425b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f425b-9ca9c4-df5a4e-1f1f2d-e9f0f1?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