Color

#01b245

#01b245
hex#01b245
rgbrgb(1, 178, 69)
hslhsl(143, 99%, 35%)
oklchoklch(0.666 0.194 147.6)
Closest name: Fennel Fiasco (#00aa44)Relative luminance 0.3228

Colors that go with #01b245

Royal Blue, Taupe and Fuchsia 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 →

#b2016e

#16b201 · #01b29d

#4501b2 · #b24501

Split-complementary

Open in tool →

#9d01b2 · #b20116

#0116b2 · #b2016e · #b29d01

Contrast

#01b245 as textRatioAAAA largeAAAFix
Aaon white
2.82:1failfailfail
  • AA: use #018935 as the text (4.53:1)
  • AAA: use #016527 as the text (7.26:1)
  • AA: or shift the background to #303030 (4.69:1)
  • AAA: or shift the background to #0a0a0a (7.03:1)
Aaon black
7.46:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #01b245 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 #01b245
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 #01b245 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/01b245-a2beb0-c859d4-1f2d2b-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