# #99ec55

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

## Values

- Hex: `#99ec55`
- RGB: rgb(153, 236, 85)
- HSL: hsl(93, 80%, 63%)
- OKLCH: oklch(0.86 0.2 133.6)
- Relative luminance: 0.6742
- Nearest named color: Inchworm (#b2ec5d, Δ 2.938) — https://brandsweets.com/colors/inchworm
- Moods: vivid
- Page: https://brandsweets.com/colors/99ec55

## Tints & shades

- Tints (toward white): #a4ee68, #acf075, #b7f288, #c0f395, #cbf5a8, #d3f7b6, #def9c8, #e6fad6, #f1fce8, #f9fef6
- Shades (toward black): #89e93a, #78e61e, #6acf17, #5bb314, #509c11, #42810e, #34650b, #264908, #172e05, #091202

## Harmonies

- Complementary: #a855ec
- Analogous: #e5ec55, #55ec5d
- Triadic: #5599ec, #ec5599
- Split-complementary: #5d55ec, #ec55e5
- Tetradic: #55e5ec, #a855ec, #ec5d55

## Colors that go with #99ec55

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, pool: complementary] — Violet sits directly opposite #99ec55 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Gumroad (https://brandsweets.com/colors/brands/gumroad-com). — https://brandsweets.com/colors/violet
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #99ec55 — 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), Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Learning App (https://brandsweets.com/palettes/playful#learning-app). — https://brandsweets.com/colors/deepskyblue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #99ec55: 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
- **Taupe** #483c32 [pool] — Taupe is paired with #99ec55 in 3 real palettes, including 7-Eleven's brand system and Citrus Grove, as the lead colour. Seen in: 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Acer (https://brandsweets.com/colors/brands/acer-com). — https://brandsweets.com/colors/taupe
- **Hot Pink** #ff69b4 [harmony: split] — Hot Pink is a split-complement of #99ec55: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/hotpink
- **Lilac** #c8a2c8 [harmony: split] — Lilac is a split-complement of #99ec55: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/lilac
- **Blue** #0000ff [pool] — Two real palettes: MongoDB's brand system and Robinhood's brand system put Blue beside #99ec55, 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
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #99ec55 in two real palettes: Citrus Grove and Learning App, as the lead colour. Seen in: Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Learning App (https://brandsweets.com/palettes/playful#learning-app). — https://brandsweets.com/colors/darkorange

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

- On white (#ffffff): 1.45:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #44850f (4.56:1); AA: background → #5c5c5c (4.61:1); AAA: text → #31600b (7.48:1); AAA: background → #404040 (7.15:1)
- On black (#000000): 14.48:1 — 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/99ec55-abbea2-584edf-202d1f-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: "#99ec55" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.