Color

#237663

#237663
hex#237663
rgbrgb(35, 118, 99)
hslhsl(166, 54%, 30%)
oklchoklch(0.511 0.084 174.3)
Closest name: Green Sleeves (#39766c)Relative luminance 0.1422

Colors that go with #237663

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.

Real palettes that use #237663

Tints & shades

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

Harmonies

Complementary

Open in tool →

#762336

#237639 · #236076

#632376 · #766323

Split-complementary

Open in tool →

#762360 · #763923

#392376 · #762336 · #607623

Contrast

#237663 as textRatioAAAA largeAAAFix
Aaon white
5.46:1passpassfail
  • AAA: use #1d6252 as the text (7.19:1)
Aaon black
3.84:1failpassfail
  • AA: use #288670 as the text (4.73:1)
  • AAA: use #32a98d as the text (7.2:1)
  • AA: or shift the background to #ebebeb (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #237663 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#237663 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #237663
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 #237663 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/237663-a2bebb-d459b1-1f2a2d-e9f1ec?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