# #8fca21

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

## Values

- Hex: `#8fca21`
- RGB: rgb(143, 202, 33)
- HSL: hsl(81, 72%, 46%)
- OKLCH: oklch(0.77 0.193 128.3)
- Relative luminance: 0.4819
- Nearest named color: Bergamot (#95c703, Δ 0.97) — https://brandsweets.com/colors/bergamot
- Moods: vivid
- Page: https://brandsweets.com/colors/8fca21

## Tints & shades

- Tints (toward white): #9ddc28, #a7e03e, #b3e458, #bde76e, #c7eb84, #d1ef9a, #dbf2b0, #e7f6ca, #f1fae0, #fbfef6
- Shades (toward black): #82b81e, #76a71b, #669118, #5a7f15, #4e6e12, #415c0f, #354b0c, #253509, #192306, #0c1203

## Harmonies

- Complementary: #5c21ca
- Analogous: #cab021, #3aca21
- Triadic: #218fca, #ca218f
- Split-complementary: #213aca, #b021ca
- Tetradic: #21cab0, #5c21ca, #ca213a

## Colors that go with #8fca21

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Blue** #0000ff [pool] — 4 real palettes, including Minecraft's brand system and MongoDB's brand system put Blue beside #8fca21, as the accent. Seen in: Minecraft (https://brandsweets.com/colors/brands/minecraft-net), MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Spotify (https://brandsweets.com/colors/brands/spotify), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/blue
- **Taupe** #483c32 [pool] — Taupe is paired with #8fca21 in 9 real palettes, including Acer's brand system and Citrus Grove, as the text colour against it. Seen in: Acer (https://brandsweets.com/colors/brands/acer-com), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/taupe
- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #8fca21 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
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #8fca21: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com), Zendesk (https://brandsweets.com/colors/brands/zendesk-com). — https://brandsweets.com/colors/charcoal
- **Cornflower Blue** #6495ed [harmony, pool: split] — Cornflower Blue is a split-complement of #8fca21: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Terminal (https://brandsweets.com/palettes/technical#terminal), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/cornflowerblue
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #8fca21 in 3 real palettes, including 7-Eleven's brand system and Undergrowth, as the supporting colour. Seen in: 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor). — https://brandsweets.com/colors/darkolivegreen
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #8fca21 in 3 real palettes, including Citrus Grove and Learning App, as the lead colour. Seen in: Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Learning App (https://brandsweets.com/palettes/playful#learning-app), Playground (https://brandsweets.com/palettes/bold#playground). — https://brandsweets.com/colors/darkorange
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #8fca21 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Learning App (https://brandsweets.com/palettes/playful#learning-app), Remix (https://brandsweets.com/colors/brands/remix-run). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 1.97:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #5a7f15 (4.69:1); AA: background → #474747 (4.71:1); AAA: text → #446010 (7.18:1); AAA: background → #2b2b2b (7.17:1)
- On black (#000000): 10.64:1 — 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/8fca21-b1bea2-4e62df-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: "#8fca21" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.