# #87ef57

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

## Values

- Hex: `#87ef57`
- RGB: rgb(135, 239, 87)
- HSL: hsl(101, 83%, 64%)
- OKLCH: oklch(0.859 0.211 137.3)
- Relative luminance: 0.6757
- Nearest named color: Herbivore (#88ee77, Δ 3.057) — https://brandsweets.com/colors/herbivore
- Moods: vivid
- Page: https://brandsweets.com/colors/87ef57

## Tints & shades

- Tints (toward white): #91f165, #9ff278, #a9f486, #b6f598, #c0f7a6, #caf8b4, #d7fac7, #e1fbd5, #eefde8, #f8fef6
- Shades (toward black): #73ed3b, #5fea1f, #52d714, #47bb11, #3c9f0f, #32830c, #27670a, #1c4b07, #122f04, #071302

## Harmonies

- Complementary: #bf57ef
- Analogous: #d3ef57, #57ef73
- Triadic: #5787ef, #ef5787
- Split-complementary: #7357ef, #ef57d3
- Tetradic: #57d3ef, #bf57ef, #ef7357

## Colors that go with #87ef57

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

- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #87ef57 — 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), Learning App (https://brandsweets.com/palettes/playful#learning-app). — https://brandsweets.com/colors/deepskyblue
- **Taupe** #483c32 [pool] — Taupe is paired with #87ef57 in 4 real palettes, including 7-Eleven's brand system and WhatsApp's brand system, as the lead colour. Seen in: 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), WhatsApp (https://brandsweets.com/colors/brands/whatsapp-com), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Acer (https://brandsweets.com/colors/brands/acer-com). — https://brandsweets.com/colors/taupe
- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #87ef57 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 #87ef57: 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
- **Hot Pink** #ff69b4 [harmony: split] — Hot Pink is a split-complement of #87ef57: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/hotpink
- **Lilac** #c8a2c8 [harmony: split] — Lilac is a split-complement of #87ef57: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/lilac
- **Blue** #0000ff [pool] — Two real palettes: MongoDB's brand system and Robinhood's brand system put Blue beside #87ef57, as the accent. Seen in: MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Robinhood (https://brandsweets.com/colors/brands/robinhood-com). — https://brandsweets.com/colors/blue
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #87ef57 in two real palettes: Learning App and Citrus Grove, as the accent. Seen in: Learning App (https://brandsweets.com/palettes/playful#learning-app), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove). — https://brandsweets.com/colors/darkorange

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

- On white (#ffffff): 1.45:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #33870d (4.55:1); AA: background → #5c5c5c (4.62:1); AAA: text → #256209 (7.42:1); AAA: background → #404040 (7.17:1)
- On black (#000000): 14.51:1 — 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/87ef57-a7bea2-6b4edf-1f2d21-eff1e9?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: "#87ef57" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.