Color

#40914b

#40914b
hex#40914b
rgbrgb(64, 145, 75)
hslhsl(128, 39%, 41%)
oklchoklch(0.589 0.131 146.4)
Closest name: Fern (#548d44)Relative luminance 0.2185

Colors that go with #40914b

Charcoal, Royal Blue and Blue 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 →

#914086

#5e9140 · #409173

#4b4091 · #914b40

Split-complementary

Open in tool →

#734091 · #91405e

#405e91 · #914086 · #917340

Contrast

#40914b as textRatioAAAA largeAAAFix
Aaon white
3.91:1failpassfail
  • AA: use #3a8343 as the text (4.66:1)
  • AAA: use #2c6333 as the text (7.14:1)
  • AA: or shift the background to #171717 (4.58:1)
Aaon black
5.37:1passpassfail
  • AAA: use #4baa57 as the text (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #40914b 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 #40914b
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 #40914b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40914b-a2bea9-ac4edf-1f2d27-ecf1e9?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