Color

#23a450

#23a450
hex#23a450
rgbrgb(35, 164, 80)
hslhsl(141, 65%, 39%)
oklchoklch(0.633 0.163 149.7)
Closest name: Fennel Fiasco (#00aa44)Relative luminance 0.2749

Colors that go with #23a450

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 →

#a42377

#36a423 · #23a491

#5023a4 · #a45023

Split-complementary

Open in tool →

#9123a4 · #a42336

#2336a4 · #a42377 · #a49123

Contrast

#23a450 as textRatioAAAA largeAAAFix
Aaon white
3.23:1failpassfail
  • AA: use #1d8742 as the text (4.57:1)
  • AAA: use #156531 as the text (7.15:1)
  • AA: or shift the background to #292929 (4.5:1)
Aaon black
6.5:1passpassfail
  • AAA: use #25ad54 as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #23a450 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #23a450
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 #23a450 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/23a450-a2beaf-c459d4-1f2d2a-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