# #40fc8e

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

## Values

- Hex: `#40fc8e`
- RGB: rgb(64, 252, 142)
- HSL: hsl(145, 97%, 62%)
- OKLCH: oklch(0.876 0.21 152.3)
- Relative luminance: 0.7266
- Nearest named color: mediumspringgreen (#00fa9a, Δ 1.931) — https://brandsweets.com/colors/mediumspringgreen
- Moods: vivid
- Page: https://brandsweets.com/colors/40fc8e

## Tints & shades

- Tints (toward white): #54fc9a, #63fda3, #77fdaf, #86fdb8, #9bfdc4, #affed0, #befed8, #d2fee4, #e1ffed, #f5fff9
- Shades (toward black): #22fc7d, #04fb6b, #03e260, #03c453, #03a647, #02883a, #02692d, #015022, #013215, #001409

## Harmonies

- Complementary: #fc40ae
- Analogous: #50fc40, #40fcec
- Triadic: #8e40fc, #fc8e40
- Split-complementary: #ec40fc, #fc4050
- Tetradic: #4050fc, #fc40ae, #fcec40

## Colors that go with #40fc8e

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 #40fc8e 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 text near-black for #40fc8e: softer than #000 and cool enough to feel like part of the same palette. Seen in: Zendesk (https://brandsweets.com/colors/brands/zendesk-com). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #40fc8e: 3 real palettes, including Prime Video's brand system and Remix's brand system, as the supporting colour. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Remix (https://brandsweets.com/colors/brands/remix-run), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/deepskyblue
- **Light Coral** #f08080 [harmony: split] — Light Coral is a split-complement of #40fc8e: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/lightcoral
- **Plum** #dda0dd [harmony: split] — Plum is a split-complement of #40fc8e: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/plum
- **Crimson** #dc143c [pool] — Crimson is paired with #40fc8e in two real palettes: Wise's brand system and Formula 1's brand system, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Formula 1 (https://brandsweets.com/colors/brands/formula1-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 #40fc8e, 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
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #40fc8e in two real palettes: Neon's brand system and Electric Lime, as the accent. Seen in: Neon (https://brandsweets.com/colors/brands/neon-tech), Electric Lime (https://brandsweets.com/palettes/vivid#electric-lime). — https://brandsweets.com/colors/orangered

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

- On white (#ffffff): 1.35:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #02883a (4.58:1); AA: background → #616161 (4.58:1); AAA: text → #02642b (7.34:1); AAA: background → #454545 (7.09:1)
- On black (#000000): 15.53:1 — 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/40fc8e-a2beb1-cc59d4-1f2d2b-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: "#40fc8e" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.