Color

#10ea51

#10ea51
hex#10ea51
rgbrgb(16, 234, 81)
hslhsl(138, 87%, 49%)
oklchoklch(0.816 0.246 146.1)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5955

Colors that go with #10ea51

Taupe, Violet and Charcoal 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 →

#ea10a8

#3cea10 · #10eabe

#5110ea · #ea5110

Split-complementary

Open in tool →

#be10ea · #ea103c

#103cea · #ea10a8 · #eabe10

Contrast

#10ea51 as textRatioAAAA largeAAAFix
Aaon white
1.63:1failfailfail
  • AA: use #09862f as the text (4.71:1)
  • AAA: use #076423 as the text (7.35:1)
  • AA: or shift the background to #545454 (4.66:1)
  • AAA: or shift the background to #383838 (7.21:1)
Aaon black
12.91:1passpasspassPasses 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 #10ea51 as the background.

Brands using this color

mcpConnect your agent — build around #10ea51
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 #10ea51 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/10ea51-a2beae-be59d4-1f2d29-ebf1e9?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