# #75ff1f

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

## Values

- Hex: `#75ff1f`
- RGB: rgb(117, 255, 31)
- HSL: hsl(97, 100%, 56%)
- OKLCH: oklch(0.887 0.264 137.5)
- Relative luminance: 0.754
- Nearest named color: chartreuse (#7fff00, Δ 0.775) — https://brandsweets.com/colors/chartreuse
- Moods: vivid
- Page: https://brandsweets.com/colors/75ff1f

## Tints & shades

- Tints (toward white): #81ff33, #8eff47, #9eff61, #aaff75, #b7ff8a, #c3ff9e, #d0ffb3, #e0ffcc, #ecffe0, #f9fff5
- Shades (toward black): #65ff05, #5aeb00, #4ecc00, #44b300, #3b9900, #318000, #276600, #1b4700, #122e00, #081400

## Harmonies

- Complementary: #a91fff
- Analogous: #e5ff1f, #1fff39
- Triadic: #1f75ff, #ff1f75
- Split-complementary: #391fff, #ff1fe5
- Tetradic: #1fe5ff, #a91fff, #ff391f

## Colors that go with #75ff1f

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

- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #75ff1f 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
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #75ff1f: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Zendesk (https://brandsweets.com/colors/brands/zendesk-com). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #75ff1f — 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). — https://brandsweets.com/colors/deepskyblue
- **Hot Pink** #ff69b4 [harmony: split] — Hot Pink is a split-complement of #75ff1f: 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 #75ff1f, 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
- **Lime Green** #32cd32 [pool] — Two real palettes: Duolingo's brand system and Monster Energy's brand system put Lime Green beside #75ff1f, as the lead colour. Seen in: Duolingo (https://brandsweets.com/colors/brands/duolingo), Monster Energy (https://brandsweets.com/colors/brands/monsterenergy-com). — https://brandsweets.com/colors/limegreen
- **Red** #ff0000 [pool] — Red is paired with #75ff1f in two real palettes: Wise's brand system and Gatorade's brand system, as the lead colour. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Gatorade (https://brandsweets.com/colors/brands/gatorade-com). — https://brandsweets.com/colors/red
- **Lilac** #c8a2c8 [harmony: split] — Lilac is a split-complement of #75ff1f: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/lilac

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

- On white (#ffffff): 1.31:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #338500 (4.67:1); AA: background → #636363 (4.6:1); AAA: text → #276600 (7.03:1); AAA: background → #474747 (7.11:1)
- On black (#000000): 16.08:1 — 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/75ff1f-a9bea2-624edf-1f2d20-f0f1e9?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: "#75ff1f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.