# #1ffb13

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

## Values

- Hex: `#1ffb13`
- RGB: rgb(31, 251, 19)
- HSL: hsl(117, 97%, 53%)
- OKLCH: oklch(0.858 0.287 142.3)
- Relative luminance: 0.6933
- Nearest named color: Acid (#00ff22, Δ 1.019) — https://brandsweets.com/colors/acid
- Moods: vivid
- Page: https://brandsweets.com/colors/1ffb13

## Tints & shades

- Tints (toward white): #36fc2c, #4afc40, #61fc59, #74fd6d, #8cfd86, #9ffd9b, #b7feb4, #cafec8, #e2ffe1, #f5fff5
- Shades (toward black): #10f104, #0ed803, #0cbf03, #0ba603, #099202, #087902, #065f01, #054601, #032d01, #011400

## Harmonies

- Complementary: #f013fb
- Analogous: #93fb13, #13fb7c
- Triadic: #131ffb, #fb131f
- Split-complementary: #7c13fb, #fb1393
- Tetradic: #1393fb, #f013fb, #fb7c13

## Colors that go with #1ffb13

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 #1ffb13 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
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #1ffb13 — 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). — https://brandsweets.com/colors/deepskyblue
- **Hot Pink** #ff69b4 [harmony: split] — Hot Pink is a split-complement of #1ffb13: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/hotpink
- **Charcoal** #36454f [role] — Charcoal is the body-text near-black for #1ffb13: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. — https://brandsweets.com/colors/charcoal
- **Plum** #dda0dd [harmony: split] — Plum is a split-complement of #1ffb13: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/plum
- **Light Coral** #f08080 [harmony: triadic] — Light Coral completes a triad with #1ffb13 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/lightcoral
- **Medium Aquamarine** #66cdaa [harmony: analogous] — Medium Aquamarine is #1ffb13'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 #1ffb13, 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): 1.41:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #098802 (4.63:1); AA: background → #5e5e5e (4.59:1); AAA: text → #066402 (7.42:1); AAA: background → #424242 (7.11:1)
- On black (#000000): 14.87:1 — 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/1ffb13-a2bea4-924edf-1f2d25-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: "#1ffb13" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.