# #a4f425

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

## Values

- Hex: `#a4f425`
- RGB: rgb(164, 244, 37)
- HSL: hsl(83, 90%, 55%)
- OKLCH: oklch(0.882 0.229 130.1)
- Relative luminance: 0.7273
- Nearest named color: greenyellow (#adff2f, Δ 3.134) — https://brandsweets.com/colors/greenyellow
- Moods: vivid
- Page: https://brandsweets.com/colors/a4f425

## Tints & shades

- Tints (toward white): #acf538, #b6f651, #bff764, #c7f877, #d1f990, #d9faa3, #e1fbb6, #e9fcca, #f3fde2, #fbfef5
- Shades (toward black): #9af20d, #8bda0b, #7bc20a, #6caa09, #5d9108, #4a7406, #3b5c05, #2b4404, #1c2c02, #0c1301

## Harmonies

- Complementary: #7425f4
- Analogous: #f4db25, #3df425
- Triadic: #25a4f4, #f425a4
- Split-complementary: #253df4, #db25f4
- Tetradic: #25f4db, #7425f4, #f4253d

## Colors that go with #a4f425

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, pool: complementary] — Violet sits directly opposite #a4f425 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Gumroad (https://brandsweets.com/colors/brands/gumroad-com). — https://brandsweets.com/colors/violet
- **Blue** #0000ff [pool] — 3 real palettes, including Robinhood's brand system and MongoDB's brand system put Blue beside #a4f425, as the supporting colour. Seen in: Robinhood (https://brandsweets.com/colors/brands/robinhood-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Snapchat (https://brandsweets.com/colors/brands/snapchat-com). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #a4f425: 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). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #a4f425 — 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), Prime Video (https://brandsweets.com/colors/brands/primevideo-com). — https://brandsweets.com/colors/deepskyblue
- **Red** #ff0000 [pool] — Red is paired with #a4f425 in 3 real palettes, including Wise's brand system and Gatorade's brand system, as the lead colour. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Gatorade (https://brandsweets.com/colors/brands/gatorade-com), Heineken (https://brandsweets.com/colors/brands/heineken-com). — https://brandsweets.com/colors/red
- **Taupe** #483c32 [pool] — Taupe is paired with #a4f425 in 3 real palettes, including 7-Eleven's brand system and Calvin Klein's brand system, as the lead colour. Seen in: 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Calvin Klein (https://brandsweets.com/colors/brands/calvinklein-us), Tommy Hilfiger (https://brandsweets.com/colors/brands/tommy-com). — https://brandsweets.com/colors/taupe
- **Crimson** #dc143c [pool] — Crimson is paired with #a4f425 in two real palettes: Wise's brand system and Ferrari's brand system, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Ferrari (https://brandsweets.com/colors/brands/ferrari-com). — https://brandsweets.com/colors/crimson
- **Lime Green** #32cd32 [pool] — Two real palettes: Duolingo's brand system and Monster Energy's brand system put Lime Green beside #a4f425, as the lead colour. Seen in: Duolingo (https://brandsweets.com/colors/brands/duolingo), Monster Energy (https://brandsweets.com/colors/brands/monsterenergy-com). — https://brandsweets.com/colors/limegreen

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

- On white (#ffffff): 1.35:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #538307 (4.55:1); AA: background → #616161 (4.58:1); AAA: text → #3e6105 (7.2:1); AAA: background → #454545 (7.1:1)
- On black (#000000): 15.55:1 — 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/a4f425-b0bea2-4e5ddf-222d1f-f1f0e9?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: "#a4f425" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.