Color

#0ca778

#0ca778
hex#0ca778
rgbrgb(12, 167, 120)
hslhsl(162, 87%, 35%)
oklchoklch(0.646 0.135 164.3)
Closest name: Cosmic Green (#30a877)Relative luminance 0.2907

Colors that go with #0ca778

Charcoal, Crimson and Denim 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 →

#a70c3a

#0ca72b · #0c88a7

#780ca7 · #a7780c

Split-complementary

Open in tool →

#a70c88 · #a72b0c

#2b0ca7 · #a70c3a · #88a70c

Contrast

#0ca778 as textRatioAAAA largeAAAFix
Aaon white
3.08:1failpassfail
  • AA: use #098660 as the text (4.57:1)
  • AAA: use #076448 as the text (7.18:1)
  • AA: or shift the background to #2b2b2b (4.59:1)
Aaon black
6.81:1passpassfail
  • AAA: use #0cac7c as the text (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0ca778 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #0ca778
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 #0ca778 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0ca778-a2beb9-d459b9-1f2b2d-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