Color

#04fb90

#04fb90
hex#04fb90
rgbrgb(4, 251, 144)
hslhsl(154, 97%, 50%)
oklchoklch(0.868 0.216 154.5)
Closest name: mediumspringgreen (#00fa9a)Relative luminance 0.7103

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fb046f

#04fb14 · #04ebfb

#9004fb · #fb9004

Split-complementary

Open in tool →

#fb04eb · #fb1404

#1404fb · #fb046f · #ebfb04

Contrast

#04fb90 as textRatioAAAA largeAAAFix
Aaon white
1.38:1failfailfail
  • AA: use #02884e as the text (4.53:1)
  • AAA: use #02643a as the text (7.28:1)
  • AA: or shift the background to #5e5e5e (4.7:1)
  • AAA: or shift the background to #424242 (7.28:1)
Aaon black
15.21:1passpasspassPasses 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 #04fb90 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 #04fb90
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 #04fb90 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04fb90-a2beb5-d459ca-1f2d2d-e9f1ea?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