Color

#c4eb28

#c4eb28
hex#c4eb28
rgbrgb(196, 235, 40)
hslhsl(72, 83%, 54%)
oklchoklch(0.881 0.203 121.4)
Closest name: Inchworm (#b2ec5d)Relative luminance 0.7131

Colors that go with #c4eb28

Crimson, Plum and Violet 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 →

#4f28eb

#ebb128 · #63eb28

#28c4eb · #eb28c4

Split-complementary

Open in tool →

#2863eb · #b128eb

#28ebb1 · #4f28eb · #eb2863

Contrast

#c4eb28 as textRatioAAAA largeAAAFix
Aaon white
1.38:1failfailfail
  • AA: use #677e0c as the text (4.6:1)
  • AAA: use #4c5d09 as the text (7.3:1)
  • AA: or shift the background to #616161 (4.5:1)
  • AAA: or shift the background to #424242 (7.3:1)
Aaon black
15.26:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #c4eb28 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 #c4eb28
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 #c4eb28 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c4eb28-b5bea2-4e77df-242d1f-f1efe9?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