Color

#0ca159

#0ca159
hex#0ca159
rgbrgb(12, 161, 89)
hslhsl(151, 86%, 34%)
oklchoklch(0.623 0.155 153.8)
Closest name: Jade (#00a86b)Relative luminance 0.2629

Colors that go with #0ca159

Charcoal, Blue and Crimson 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 →

#a10c54

#0ca10f · #0c9fa1

#590ca1 · #a1590c

Split-complementary

Open in tool →

#a10c9f · #a10f0c

#0f0ca1 · #a10c54 · #9fa10c

Contrast

#0ca159 as textRatioAAAA largeAAAFix
Aaon white
3.36:1failpassfail
  • AA: use #0a8549 as the text (4.7:1)
  • AAA: use #076437 as the text (7.27:1)
  • AA: or shift the background to #262626 (4.51:1)
Aaon black
6.26:1passpassfail

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0ca159 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 #0ca159
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 #0ca159 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0ca159-a2beb4-d459d0-1f2d2c-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