Color

#237b5e

#237b5e
hex#237b5e
rgbrgb(35, 123, 94)
hslhsl(160, 56%, 31%)
oklchoklch(0.523 0.094 166.7)
Closest name: Amazon (#387b54)Relative luminance 0.1533

Colors that go with #237b5e

Charcoal, Crimson 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7b2340

#237b32 · #236d7b

#5e237b · #7b5e23

Split-complementary

Open in tool →

#7b236d · #7b3223

#32237b · #7b2340 · #6d7b23

Contrast

#237b5e as textRatioAAAA largeAAAFix
Aaon white
5.16:1passpassfail
  • AAA: use #1c634c as the text (7.15:1)
Aaon black
4.07:1failpassfail
  • AA: use #258364 as the text (4.51:1)
  • AAA: use #30ab82 as the text (7.27:1)
  • AA: or shift the background to #f0f0f0 (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 #237b5e as the background.

Brands using this color

mcpConnect your agent — build around #237b5e
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 #237b5e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/237b5e-a2beb8-d459be-1f2c2d-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