Color

#428103

#428103
hex#428103
rgbrgb(66, 129, 3)
hslhsl(90, 95%, 26%)
oklchoklch(0.539 0.156 135)
Closest name: Avocado (#568203)Relative luminance 0.1687

Colors that go with #428103

Charcoal, Royal 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 →

#420381

#818103 · #038103

#034281 · #810342

Split-complementary

Open in tool →

#030381 · #810381

#038181 · #420381 · #810303

Contrast

#428103 as textRatioAAAA largeAAAFix
Aaon white
4.8:1passpassfail
  • AAA: use #336303 as the text (7.18:1)
Aaon black
4.37:1failpassfail
  • AA: use #458603 as the text (4.66:1)
  • AAA: use #57a904 as the text (7.08:1)
  • AA: or shift the background to #fafafa (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #428103 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

#428103 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #428103
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 #428103 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/428103-adbea2-514edf-202d1f-f1f1e9?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