Color

#428401

#428401
hex#428401
rgbrgb(66, 132, 1)
hslhsl(90, 98%, 26%)
oklchoklch(0.548 0.16 135.3)
Closest name: Avocado (#568203)Relative luminance 0.1766

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#420183

#838301 · #018301

#014283 · #830142

Split-complementary

Open in tool →

#010183 · #830183

#018383 · #420183 · #830101

Contrast

#428401 as textRatioAAAA largeAAAFix
Aaon white
4.63:1passpassfail
  • AAA: use #306001 as the text (7.5:1)
Aaon black
4.53:1passpassfail
  • AAA: use #57ac02 as the text (7.31:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #428401 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

#428401 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #428401
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #428401 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/428401-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