# #01fe1b

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

## Values

- Hex: `#01fe1b`
- RGB: rgb(1, 254, 27)
- HSL: hsl(126, 99%, 50%)
- OKLCH: oklch(0.864 0.29 142.9)
- Relative luminance: 0.7097
- Nearest named color: Acid (#00ff22, Δ 0.3) — https://brandsweets.com/colors/acid
- Moods: vivid
- Page: https://brandsweets.com/colors/01fe1b

## Tints & shades

- Tints (toward white): #1bfe31, #34fe48, #48fe5a, #62fe71, #7bfe88, #94fe9f, #aeffb6, #c2ffc8, #dbffdf, #f5fff6
- Shades (toward black): #01e418, #01d016, #01b713, #01a211, #01890e, #01700c, #005b0a, #004207, #002e05, #001402

## Harmonies

- Complementary: #fe01e4
- Analogous: #66fe01, #01fe99
- Triadic: #1b01fe, #fe1b01
- Split-complementary: #9901fe, #fe0166
- Tetradic: #0166fe, #fe01e4, #fe9901

## Colors that go with #01fe1b

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 #01fe1b 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 #01fe1b: 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 #01fe1b: 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 #01fe1b: 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 #01fe1b — 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 #01fe1b — 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 #01fe1b'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 #01fe1b, 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): 1.38:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #01890e (4.58:1); AA: background → #5e5e5e (4.69:1); AAA: text → #01650b (7.32:1); AAA: background → #424242 (7.27:1)
- On black (#000000): 15.19:1 — 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/01fe1b-a2bea8-a74edf-1f2d27-ecf1e9?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: "#01fe1b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.