# #3fa201

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

## Values

- Hex: `#3fa201`
- RGB: rgb(63, 162, 1)
- HSL: hsl(97, 99%, 32%)
- OKLCH: oklch(0.628 0.195 138.4)
- Relative luminance: 0.269
- Nearest named color: Grass Is Greener (#3f9b0b, Δ 2.113) — https://brandsweets.com/colors/grass-is-greener
- Moods: vivid
- Page: https://brandsweets.com/colors/3fa201

## Tints & shades

- Tints (toward white): #4cc601, #58e401, #68fe0b, #7bfe2a, #91fe4d, #a7fe71, #bafe8f, #d0ffb3, #e3ffd1, #f9fff5
- Shades (toward black): #399301, #338401, #2f7a01, #296b01, #235b00, #1d4c00, #183d00, #143300, #0e2400, #081400

## Harmonies

- Complementary: #6401a2
- Analogous: #90a201, #01a214
- Triadic: #013fa2, #a2013f
- Split-complementary: #1401a2, #a20190
- Tetradic: #0190a2, #6401a2, #a21401

## Colors that go with #3fa201

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] — 5 real palettes, including Spotify's brand system and Instacart's brand system put Blue beside #3fa201, as the accent. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Instacart (https://brandsweets.com/colors/brands/instacart-com), Kia (https://brandsweets.com/colors/brands/kia-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Dodger Blue** #1e90ff [harmony, pool: triadic] — Dodger Blue completes a triad with #3fa201 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Spline (https://brandsweets.com/colors/brands/spline-design), Playground (https://brandsweets.com/palettes/bold#playground), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/dodgerblue
- **Taupe** #483c32 [pool] — Taupe is paired with #3fa201 in 7 real palettes, including Instacart's brand system and Acer's brand system, as the lead colour. Seen in: Instacart (https://brandsweets.com/colors/brands/instacart-com), Acer (https://brandsweets.com/colors/brands/acer-com), Meadow (https://brandsweets.com/palettes/light#meadow), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/taupe
- **Medium Slate Blue** #7b68ee [harmony, pool: split] — Medium Slate Blue is a split-complement of #3fa201: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/mediumslateblue
- **Medium Orchid** #ba55d3 [harmony: complementary] — Medium Orchid sits directly opposite #3fa201 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/mediumorchid
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #3fa201: 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), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #3fa201 in 3 real palettes, including Console Light and Telehealth, as the lead colour. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Brilliant (https://brandsweets.com/colors/brands/brilliant-org). — https://brandsweets.com/colors/royalblue
- **Steel Blue** #4682b4 [pool] — Designers have shipped Steel Blue with #3fa201: 3 real palettes, including Olympics's brand system and Fintech Trust, as the lead colour. Seen in: Olympics (https://brandsweets.com/colors/brands/olympics-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com). — https://brandsweets.com/colors/steelblue

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

- On white (#ffffff): 3.29:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #338401 (4.73:1); AA: background → #262626 (4.6:1); AAA: text → #276501 (7.12:1)
- On black (#000000): 6.38:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #43ad01 (7.22:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/3fa201-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: "#3fa201" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.