Color

#45875e

#45875e
hex#45875e
rgbrgb(69, 135, 94)
hslhsl(143, 32%, 40%)
oklchoklch(0.568 0.093 154.8)
Closest name: seagreen (#2e8b57)Relative luminance 0.194

Colors that go with #45875e

Charcoal, Royal Blue and Rust 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 →

#87456e

#4d8745 · #45877f

#5e4587 · #875e45

Split-complementary

Open in tool →

#7f4587 · #87454d

#454d87 · #87456e · #877f45

Contrast

#45875e as textRatioAAAA largeAAAFix
Aaon white
4.3:1failpassfail
  • AA: use #44835c as the text (4.52:1)
  • AAA: use #326244 as the text (7.08:1)
  • AA: or shift the background to #0d0d0d (4.52:1)
Aaon black
4.88:1passpassfail
  • AAA: use #55a574 as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #45875e as the background.

Brands using this color

mcpConnect your agent — build around #45875e
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 #45875e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45875e-a2beb0-c859d4-1f2d2b-eaf1e9?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