Color

#457b37

#457b37
hex#457b37
rgbrgb(69, 123, 55)
hslhsl(108, 38%, 35%)
oklchoklch(0.529 0.115 139.5)
Closest name: Cucumber Queen (#3c773c)Relative luminance 0.1571

Colors that go with #457b37

Charcoal, Royal Blue and Dark Orchid 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 →

#6e377b

#677b37 · #377b4c

#37457b · #7b3745

Split-complementary

Open in tool →

#4c377b · #7b3767

#37677b · #6e377b · #7b4c37

Contrast

#457b37 as textRatioAAAA largeAAAFix
Aaon white
5.07:1passpassfail
  • AAA: use #37632c as the text (7.04:1)
Aaon black
4.14:1failpassfail
  • AA: use #49823a as the text (4.54:1)
  • AAA: use #5ea94c as the text (7.26:1)
  • AA: or shift the background to #f2f2f2 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #457b37 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 #457b37
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 #457b37 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/457b37-a4bea2-7c4edf-1f2d23-eff1e9?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