Color

#308d52

#308d52
hex#308d52
rgbrgb(48, 141, 82)
hslhsl(142, 49%, 37%)
oklchoklch(0.574 0.126 152.1)
Closest name: seagreen (#2e8b57)Relative luminance 0.2029

Colors that go with #308d52

Charcoal, Royal Blue 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 →

#8d306b

#3c8d30 · #308d80

#52308d · #8d5230

Split-complementary

Open in tool →

#80308d · #8d303c

#303c8d · #8d306b · #8d8030

Contrast

#308d52 as textRatioAAAA largeAAAFix
Aaon white
4.15:1failpassfail
  • AA: use #2e854e as the text (4.58:1)
  • AAA: use #22633a as the text (7.21:1)
  • AA: or shift the background to #121212 (4.51:1)
Aaon black
5.06:1passpassfail
  • AAA: use #3bab64 as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #308d52 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 #308d52
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 #308d52 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/308d52-a2beaf-c659d4-1f2d2a-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