brandsweets

Color

#01ef50

#01ef50
hex#01ef50
rgbrgb(1, 239, 80)
hslhsl(140, 99%, 47%)
oklchoklch(0.829 0.253 146)
Closest name: Becquerel (#4bec13)Relative luminance 0.6232
Vivid
Open in palette toolCheck contrast

Tints & shades

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

Harmonies

Complementary

Open in tool →
01ef50ef019f

#ef019f

Analogous

Open in tool →
01ef5029ef0101efc7

#29ef01 · #01efc7

Triadic

Open in tool →
01ef505001efef5001

#5001ef · #ef5001

Split-complementary

Open in tool →
01ef50c701efef0129

#c701ef · #ef0129

Tetradic

Open in tool →
01ef500129efef019fefc701

#0129ef · #ef019f · #efc701

Contrast

#01ef50 as textRatioAAAA largeAAAFix
Aaon white
1.56:1failfailfail
  • AA: use #01892e as the text (4.55:1)
  • AAA: use #016522 as the text (7.28:1)
  • AA: or shift the background to #575757 (4.63:1)
  • AAA: or shift the background to #3b3b3b (7.18:1)
Aaon black
13.46:1passpasspassPasses 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 #01ef50 as the background.

Brands using this color

mcpConnect your agent — build around #01ef50
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 #01ef50 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/01ef50-a2beaf-c259d4-1f2d2a-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