# #99e331

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

## Values

- Hex: `#99e331`
- RGB: rgb(153, 227, 49)
- HSL: hsl(85, 76%, 54%)
- OKLCH: oklch(0.836 0.211 130.4)
- Relative luminance: 0.6193
- Nearest named color: Conifer (#b1dd52, Δ 4.281) — https://brandsweets.com/colors/conifer
- Moods: vivid
- Page: https://brandsweets.com/colors/99e331

## Tints & shades

- Tints (toward white): #a1e543, #ade859, #b6eb6b, #c1ee81, #caf093, #d2f3a5, #def6bc, #e7f8ce, #f2fbe4, #fbfef6
- Shades (toward black): #8ddc1e, #7ec51b, #70af18, #629915, #538212, #456c0f, #37550c, #283f09, #1a2806, #0b1202

## Harmonies

- Complementary: #7b31e3
- Analogous: #e3d431, #3fe331
- Triadic: #3199e3, #e33199
- Split-complementary: #313fe3, #d431e3
- Tetradic: #31e3d4, #7b31e3, #e3313f

## Colors that go with #99e331

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 #99e331 — 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
- **Taupe** #483c32 [pool] — Taupe is paired with #99e331 in 6 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), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/taupe
- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #99e331 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
- **Blue** #0000ff [pool] — 3 real palettes, including MongoDB's brand system and Robinhood's brand system put Blue beside #99e331, as the accent. Seen in: MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Robinhood (https://brandsweets.com/colors/brands/robinhood-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #99e331: 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
- **Light Coral** #f08080 [harmony, pool: triadic] — Light Coral completes a triad with #99e331 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/lightcoral
- **Emerald Green** #50c878 [harmony, pool: analogous] — Emerald Green is #99e331's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Peloton (https://brandsweets.com/colors/brands/peloton-com). — https://brandsweets.com/colors/emerald-green
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #99e331 in two real palettes: Learning App and Citrus Grove, as the accent. Seen in: Learning App (https://brandsweets.com/palettes/playful#learning-app), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove). — https://brandsweets.com/colors/darkorange

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

- On white (#ffffff): 1.57:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #538212 (4.6:1); AA: background → #575757 (4.61:1); AAA: text → #3c5e0d (7.5:1); AAA: background → #3b3b3b (7.14:1)
- On black (#000000): 13.39:1 — AA pass, AA-large pass, AAA pass

## Curated palettes containing it

- **Neobank** (vivid, bold, modern) — #6d28d9, #0f0f0f, #a3e635, #ffffff — Purple-and-lime is the challenger-bank uniform — high energy, and clearly not a legacy bank. — tool: https://brandsweets.com/palettes/new/6d28d9-0f0f0f-a3e635-ffffff — collection: https://brandsweets.com/palettes/vivid

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/99e331-afbea2-4e58df-212d1f-f1f0e9?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: "#99e331" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.