# #31fc86

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

## Values

- Hex: `#31fc86`
- RGB: rgb(49, 252, 134)
- HSL: hsl(145, 97%, 59%)
- OKLCH: oklch(0.872 0.221 151.5)
- Relative luminance: 0.72
- Nearest named color: springgreen (#00ff7f, Δ 1.494) — https://brandsweets.com/colors/springgreen
- Moods: vivid
- Page: https://brandsweets.com/colors/31fc86

## Tints & shades

- Tints (toward white): #45fc91, #59fc9d, #6dfda9, #81fdb5, #96fdc1, #a5feca, #b9fed6, #cdfee1, #e1ffed, #f5fff9
- Shades (toward black): #18fb77, #04f167, #03d85c, #03ba4f, #02a144, #028338, #02692d, #014b20, #013215, #001409

## Harmonies

- Complementary: #fc31a7
- Analogous: #42fc31, #31fceb
- Triadic: #8631fc, #fc8631
- Split-complementary: #eb31fc, #fc3142
- Tetradic: #3142fc, #fc31a7, #fceb31

## Colors that go with #31fc86

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 #31fc86 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 #31fc86: 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 #31fc86: 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 #31fc86: 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 text near-black for #31fc86: softer than #000 and cool enough to feel like part of the same palette. — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #31fc86 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 #31fc86, 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
- **Red** #ff0000 [pool] — Red is paired with #31fc86 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

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

- On white (#ffffff): 1.36:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #02883a (4.58:1); AA: background → #616161 (4.54:1); AAA: text → #02642b (7.34:1); AAA: background → #454545 (7.03:1)
- On black (#000000): 15.4:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Form Builder with AI Automation** — accent #00ff84 (Δ 1.115) — https://brandsweets.com/colors/brands/typeform-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/31fc86-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: "#31fc86" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.