Color

#228f0a

#228f0a
hex#228f0a
rgbrgb(34, 143, 10)
hslhsl(109, 87%, 30%)
oklchoklch(0.568 0.183 141.2)
Closest name: Emerald (#028f1e)Relative luminance 0.2001

Colors that go with #228f0a

Royal Blue, Charcoal 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 →

#770a8f

#658f0a · #0a8f34

#0a228f · #8f0a22

Split-complementary

Open in tool →

#340a8f · #8f0a65

#0a658f · #770a8f · #8f340a

Contrast

#228f0a as textRatioAAAA largeAAAFix
Aaon white
4.2:1failpassfail
  • AA: use #208609 as the text (4.69:1)
  • AAA: use #186407 as the text (7.33:1)
  • AA: or shift the background to #0f0f0f (4.57:1)
Aaon black
5:1passpassfail

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #228f0a as the background.

Brands using this color

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

Fonts for this mood

#228f0a reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #228f0a
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 #228f0a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/228f0a-a4bea2-7e4edf-1f2d23-eef1e9?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