Color

#91cb25

#91cb25
hex#91cb25
rgbrgb(145, 203, 37)
hslhsl(81, 69%, 47%)
oklchoklch(0.774 0.192 128.1)
Closest name: Bergamot (#95c703)Relative luminance 0.4887

Colors that go with #91cb25

Royal Blue, Taupe and Violet 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 →

#5f25cb

#cbb225 · #3ecb25

#2591cb · #cb2591

Split-complementary

Open in tool →

#253ecb · #b225cb

#25cbb2 · #5f25cb · #cb253e

Contrast

#91cb25 as textRatioAAAA largeAAAFix
Aaon white
1.95:1failfailfail
  • AA: use #5c8118 as the text (4.56:1)
  • AAA: use #445f11 as the text (7.26:1)
  • AA: or shift the background to #4a4a4a (4.55:1)
  • AAA: or shift the background to #2b2b2b (7.26:1)
Aaon black
10.77:1passpasspassPasses 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 #91cb25 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 #91cb25
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 #91cb25 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/91cb25-b1bea2-4e62df-222d1f-f1f0e9?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