# #5bf41f

A color — vivid. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#5bf41f`
- RGB: rgb(91, 244, 31)
- HSL: hsl(103, 91%, 54%)
- OKLCH: oklch(0.851 0.263 139.5)
- Relative luminance: 0.6702
- Nearest named color: Becquerel (#4bec13, Δ 2.504) — https://brandsweets.com/colors/becquerel
- Moods: vivid
- Page: https://brandsweets.com/colors/5bf41f

## Tints & shades

- Tints (toward white): #6af532, #7bf74b, #8af75e, #9bf977, #aaf98a, #b8fa9e, #cafcb6, #d8fcc9, #eafee2, #f8fff5
- Shades (toward black): #4cef0b, #44d60a, #3cbe09, #35a608, #2d8d07, #257506, #1d5d04, #164403, #0e2c02, #061301

## Harmonies

- Complementary: #b81ff4
- Analogous: #c6f41f, #1ff44d
- Triadic: #1f5bf4, #f41f5b
- Split-complementary: #4d1ff4, #f41fc6
- Tetradic: #1fc6f4, #b81ff4, #f44d1f

## Colors that go with #5bf41f

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #5bf41f — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Remix (https://brandsweets.com/colors/brands/remix-run), Learning App (https://brandsweets.com/palettes/playful#learning-app), Prime Video (https://brandsweets.com/colors/brands/primevideo-com). — https://brandsweets.com/colors/deepskyblue
- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #5bf41f on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/violet
- **Hot Pink** #ff69b4 [harmony: split] — Hot Pink is a split-complement of #5bf41f: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/hotpink
- **Blue** #0000ff [pool] — Two real palettes: MongoDB's brand system and Robinhood's brand system put Blue beside #5bf41f, as the accent. Seen in: MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Robinhood (https://brandsweets.com/colors/brands/robinhood-com). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role] — Charcoal is the body-text near-black for #5bf41f: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. — https://brandsweets.com/colors/charcoal
- **Lilac** #c8a2c8 [harmony: split] — Lilac is a split-complement of #5bf41f: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/lilac
- **Lime Green** #32cd32 [pool] — Two real palettes: Monster Energy's brand system and Duolingo's brand system put Lime Green beside #5bf41f, as the accent. Seen in: Monster Energy (https://brandsweets.com/colors/brands/monsterenergy-com), Duolingo (https://brandsweets.com/colors/brands/duolingo). — https://brandsweets.com/colors/limegreen
- **Red** #ff0000 [pool] — Red is paired with #5bf41f in two real palettes: Gatorade's brand system and Wise's brand system, as the supporting colour. Seen in: Gatorade (https://brandsweets.com/colors/brands/gatorade-com), Wise (https://brandsweets.com/colors/brands/wise-com). — https://brandsweets.com/colors/red

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 1.46:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #2b8806 (4.54:1); AA: background → #5c5c5c (4.59:1); AAA: text → #206605 (7.08:1); AAA: background → #404040 (7.11:1)
- On black (#000000): 14.4:1 — AA pass, AA-large pass, AAA pass

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/5bf41f-a6bea2-704edf-1f2d21-eff1e9?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#5bf41f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.