Color

#215431

#215431
hex#215431
rgbrgb(33, 84, 49)
hslhsl(139, 44%, 23%)
oklchoklch(0.401 0.08 151.4)
Closest name: O Tannenbaum (#005522)Relative luminance 0.0689

Colors that go with #215431

Royal Blue, Teal 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 →

#542144

#2a5421 · #21544b

#312154 · #543121

Split-complementary

Open in tool →

#4b2154 · #54212a

#212a54 · #542144 · #544b21

Contrast

#215431 as textRatioAAAA largeAAAFix
Aaon white
8.83:1passpasspassPasses AAA — no fix needed.
Aaon black
2.38:1failfailfail
  • AA: use #33844d as the text (4.55:1)
  • AAA: use #42a962 as the text (7.08:1)
  • AA: or shift the background to #bababa (4.55:1)
  • AAA: or shift the background to #e6e6e6 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #215431 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

#215431 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #215431
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 #215431 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/215431-a2beae-c059d4-1f2d2a-ebf1e9?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