# #1fff2a

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

## Values

- Hex: `#1fff2a`
- RGB: rgb(31, 255, 42)
- HSL: hsl(123, 100%, 56%)
- OKLCH: oklch(0.869 0.285 142.9)
- Relative luminance: 0.7198
- Nearest named color: Electric Laser Lime (#26ff2a, Δ 0.14) — https://brandsweets.com/colors/electric-laser-lime
- Moods: vivid
- Page: https://brandsweets.com/colors/1fff2a

## Tints & shades

- Tints (toward white): #33ff3d, #47ff51, #61ff69, #75ff7c, #8aff90, #9effa3, #b3ffb6, #ccffcf, #e0ffe2, #f5fff5
- Shades (toward black): #05ff12, #00eb0c, #00cc0a, #00b309, #009908, #008006, #006605, #004704, #002e02, #001401

## Harmonies

- Complementary: #ff1ff4
- Analogous: #84ff1f, #1fff9a
- Triadic: #2a1fff, #ff2a1f
- Split-complementary: #9a1fff, #ff1f84
- Tetradic: #1f84ff, #ff1ff4, #ff9a1f

## Colors that go with #1fff2a

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 #1fff2a 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
- **Hot Pink** #ff69b4 [harmony: split] — Hot Pink is a split-complement of #1fff2a: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/hotpink
- **Plum** #dda0dd [harmony: split] — Plum is a split-complement of #1fff2a: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/plum
- **Charcoal** #36454f [role] — Charcoal is the body-text near-black for #1fff2a: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. — https://brandsweets.com/colors/charcoal
- **Salmon** #fa8072 [harmony: triadic] — Salmon completes a triad with #1fff2a — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/salmon
- **Cornflower Blue** #6495ed [harmony: triadic] — Cornflower Blue completes a triad with #1fff2a — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/cornflowerblue
- **Medium Aquamarine** #66cdaa [harmony: analogous] — Medium Aquamarine is #1fff2a's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. — https://brandsweets.com/colors/mediumaquamarine
- **Blue** #0000ff [pool] — MongoDB's brand system puts Blue beside #1fff2a, as the accent. Seen in: MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue

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

- On white (#ffffff): 1.36:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #008a07 (4.53:1); AA: background → #616161 (4.54:1); AAA: text → #006605 (7.23:1); AAA: background → #454545 (7.03:1)
- On black (#000000): 15.4:1 — AA pass, AA-large pass, AAA pass

## Curated palettes containing it

- **Laser** (neon, vivid, dark, technical) — #39ff14, #bf00ff, #00e5ff, #07070d, #eefaf0 — Laser green, violet and cyan — the synthwave/gaming set; keep the type near-white and let one neon own each screen. — tool: https://brandsweets.com/palettes/new/39ff14-bf00ff-00e5ff-07070d-eefaf0 — collection: https://brandsweets.com/palettes/neon

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/1fff2a-a2bea6-a04edf-1f2d26-edf1e9?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: "#1fff2a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.