Color

#458271

#458271
hex#458271
rgbrgb(69, 130, 113)
hslhsl(163, 31%, 39%)
oklchoklch(0.56 0.069 173.5)
Closest name: Emerald Whispers (#2b8478)Relative luminance 0.1842

Colors that go with #458271

Charcoal, Rust and Medium Violet Red 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.

Real palettes that use #458271

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#824556

#458252 · #457582

#714582 · #827145

Split-complementary

Open in tool →

#824575 · #825245

#524582 · #824556 · #758245

Contrast

#458271 as textRatioAAAA largeAAAFix
Aaon white
4.48:1failpassfail
  • AA: use #437f6e as the text (4.67:1)
  • AAA: use #336154 as the text (7.05:1)
  • AA: or shift the background to #050505 (4.55:1)
Aaon black
4.68:1passpassfail
  • AAA: use #56a48e as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #458271 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #458271
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 #458271 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/458271-a2beb9-d459b7-1f2b2d-e9f1eb?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