# #a3e651

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

## Values

- Hex: `#a3e651`
- RGB: rgb(163, 230, 81)
- HSL: hsl(87, 75%, 61%)
- OKLCH: oklch(0.851 0.191 130.3)
- Relative luminance: 0.6497
- Nearest named color: Inchworm (#b2ec5d, Δ 2.628) — https://brandsweets.com/colors/inchworm
- Moods: vivid
- Page: https://brandsweets.com/colors/a3e651

## Tints & shades

- Tints (toward white): #ace963, #b4eb70, #bded82, #c6f094, #d0f2a6, #d7f4b3, #e0f7c5, #eaf9d7, #f1fbe4, #fafef6
- Shades (toward black): #95e236, #89df20, #79c41c, #68aa18, #5a9315, #4a7811, #3a5e0d, #29430a, #1b2d06, #0b1203

## Harmonies

- Complementary: #9451e6
- Analogous: #e6df51, #58e651
- Triadic: #51a3e6, #e651a3
- Split-complementary: #5158e6, #df51e6
- Tetradic: #51e6df, #9451e6, #e65158

## Colors that go with #a3e651

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

- **Blue** #0000ff [pool] — 4 real palettes, including MongoDB's brand system and Robinhood's brand system put Blue beside #a3e651, as the accent. Seen in: MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Robinhood (https://brandsweets.com/colors/brands/robinhood-com), Binance (https://brandsweets.com/colors/brands/binance-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #a3e651 in 4 real palettes, including Wise's brand system and Lay's's brand system, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Lay's (https://brandsweets.com/colors/brands/lays-com), Diner (https://brandsweets.com/palettes/vivid#diner), Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #a3e651 — 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
- **Gold** #ffd700 [pool] — Gold shows up next to #a3e651 in 4 real palettes, including Prime Video's brand system and Ikea's brand system, as the lead colour. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Ikea (https://brandsweets.com/colors/brands/ikea-com), Star Wars (https://brandsweets.com/colors/brands/starwars-com), Paddle (https://brandsweets.com/colors/brands/paddle-com). — https://brandsweets.com/colors/gold
- **Red** #ff0000 [pool] — Red is paired with #a3e651 in 4 real palettes, including 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), Paddle (https://brandsweets.com/colors/brands/paddle-com), Phantom: The money app that'll take you placesLogo PhantomLogo PhantomLogo Phantom (https://brandsweets.com/colors/brands/phantom-com). — https://brandsweets.com/colors/red
- **Plum** #dda0dd [harmony: complementary] — Plum sits directly opposite #a3e651 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/plum
- **Violet** #ee82ee [harmony, pool: split] — Violet is a split-complement of #a3e651: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gumroad (https://brandsweets.com/colors/brands/gumroad-com). — https://brandsweets.com/colors/violet
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #a3e651: 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

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

- On white (#ffffff): 1.5:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #4f8112 (4.69:1); AA: background → #595959 (4.67:1); AAA: text → #3c620e (7.13:1); AAA: background → #3d3d3d (7.24:1)
- On black (#000000): 13.99:1 — 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/a3e651-aebea2-4e53df-212d1f-f1f1e9?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: "#a3e651" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.