Color

#306e52

#306e52
hex#306e52
rgbrgb(48, 110, 82)
hslhsl(153, 39%, 31%)
oklchoklch(0.489 0.079 161.8)
Closest name: Forest Serenade (#336644)Relative luminance 0.1239

Colors that go with #306e52

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 →

#6e304c

#306e33 · #306b6e

#52306e · #6e5230

Split-complementary

Open in tool →

#6e306b · #6e3330

#33306e · #6e304c · #6b6e30

Contrast

#306e52 as textRatioAAAA largeAAAFix
Aaon white
6.04:1passpassfail
  • AAA: use #2c634a as the text (7.02:1)
Aaon black
3.48:1failpassfail
  • AA: use #3a8362 as the text (4.6:1)
  • AAA: use #49a77d as the text (7.11:1)
  • AA: or shift the background to #e0e0e0 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #306e52 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #306e52
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 #306e52 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/306e52-a2beb5-d459cc-1f2d2d-e9f1ea?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