# #05fa5b

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

## Values

- Hex: `#05fa5b`
- RGB: rgb(5, 250, 91)
- HSL: hsl(141, 96%, 50%)
- OKLCH: oklch(0.858 0.257 146.6)
- Relative luminance: 0.6916
- Nearest named color: Cathode Green (#00ff55, Δ 1.559) — https://brandsweets.com/colors/cathode-green
- Moods: vivid
- Page: https://brandsweets.com/colors/05fa5b

## Tints & shades

- Tints (toward white): #1efa6b, #37fb7c, #4bfb89, #64fc99, #7dfcaa, #96fdba, #affdca, #c3fed8, #dcfee8, #f5fff8
- Shades (toward black): #05e152, #04cd4a, #04b441, #03a03a, #038731, #026e28, #025a21, #014118, #012d10, #001407

## Harmonies

- Complementary: #fa05a4
- Analogous: #2afa05, #05fad5
- Triadic: #5b05fa, #fa5b05
- Split-complementary: #d505fa, #fa052a
- Tetradic: #052afa, #fa05a4, #fad505

## Colors that go with #05fa5b

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 #05fa5b 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 [pool] — Designers have shipped Deep Sky Blue with #05fa5b: 3 real palettes, including Remix's brand system and Prime Video's brand system, as the lead colour. 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
- **Hot Pink** #ff69b4 [harmony: split] — Hot Pink is a split-complement of #05fa5b: 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 #05fa5b: 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 #05fa5b: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. — https://brandsweets.com/colors/charcoal
- **Red** #ff0000 [pool] — Red is paired with #05fa5b in two real palettes: Gatorade's brand system and Wise's brand system, as the supporting colour. Seen in: Gatorade (https://brandsweets.com/colors/brands/gatorade-com), Wise (https://brandsweets.com/colors/brands/wise-com). — https://brandsweets.com/colors/red
- **Yellow Green** #9acd32 [harmony, pool: analogous] — Yellow Green is #05fa5b's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Monster Energy (https://brandsweets.com/colors/brands/monsterenergy-com). — https://brandsweets.com/colors/yellowgreen
- **Salmon** #fa8072 [harmony: triadic] — Salmon completes a triad with #05fa5b — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/salmon

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

- On white (#ffffff): 1.42:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #038731 (4.65:1); AA: background → #5e5e5e (4.58:1); AAA: text → #026424 (7.37:1); AAA: background → #424242 (7.1:1)
- On black (#000000): 14.83:1 — AA pass, AA-large pass, AAA pass

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/05fa5b-a2beaf-c459d4-1f2d2a-eaf1e9?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: "#05fa5b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.