Color

#1fa331

#1fa331
hex#1fa331
rgbrgb(31, 163, 49)
hslhsl(128, 68%, 38%)
oklchoklch(0.625 0.188 144.5)
Closest name: Fennel Fiasco (#00aa44)Relative luminance 0.2671

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a31f91

#4fa31f · #1fa372

#311fa3 · #a3311f

Split-complementary

Open in tool →

#721fa3 · #a31f4f

#1f4fa3 · #a31f91 · #a3721f

Contrast

#1fa331 as textRatioAAAA largeAAAFix
Aaon white
3.31:1failpassfail
  • AA: use #1a8929 as the text (4.51:1)
  • AAA: use #14671f as the text (7.02:1)
  • AA: or shift the background to #262626 (4.57:1)
Aaon black
6.34:1passpassfail
  • AAA: use #21b034 as the text (7.32:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1fa331 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 #1fa331
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 #1fa331 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1fa331-a2bea9-ac4edf-1f2d27-ecf1e9?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