Color

#5ec021

#5ec021
hex#5ec021
rgbrgb(94, 192, 33)
hslhsl(97, 71%, 44%)
oklchoklch(0.72 0.206 136.9)
Closest name: Emerald Glitter (#66bb00)Relative luminance 0.4019

Colors that go with #5ec021

Charcoal, Royal Blue and Taupe 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 →

#8321c0

#adc021 · #21c033

#215ec0 · #c0215e

Split-complementary

Open in tool →

#3321c0 · #c021ad

#21adc0 · #8321c0 · #c03321

Contrast

#5ec021 as textRatioAAAA largeAAAFix
Aaon white
2.32:1failfailfail
  • AA: use #408316 as the text (4.69:1)
  • AAA: use #316411 as the text (7.09:1)
  • AA: or shift the background to #3d3d3d (4.67:1)
  • AAA: or shift the background to #1f1f1f (7.09:1)
Aaon black
9.04:1passpasspassPasses 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 #5ec021 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 #5ec021
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 #5ec021 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5ec021-a9bea2-624edf-1f2d20-f0f1e9?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