# #13f173

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

## Values

- Hex: `#13f173`
- RGB: rgb(19, 241, 115)
- HSL: hsl(146, 89%, 51%)
- OKLCH: oklch(0.838 0.228 150)
- Relative luminance: 0.6429
- Nearest named color: Emerald Ice Palace (#2af589, Δ 2.561) — https://brandsweets.com/colors/emerald-ice-palace
- Moods: vivid
- Page: https://brandsweets.com/colors/13f173

## Tints & shades

- Tints (toward white): #2bf381, #3ef48d, #56f59b, #6ef7a9, #87f8b8, #9af9c3, #b2fbd1, #cafce0, #ddfdeb, #f5fef9
- Shades (toward black): #0dde67, #0cca5e, #0ab253, #099a48, #08873f, #066f34, #055728, #043f1d, #032b14, #011309

## Harmonies

- Complementary: #f11391
- Analogous: #22f113, #13f1e2
- Triadic: #7313f1, #f17313
- Split-complementary: #e213f1, #f11322
- Tetradic: #1322f1, #f11391, #f1e213

## Colors that go with #13f173

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 [pool] — Designers have shipped Deep Sky Blue with #13f173: 4 real palettes, including Remix's brand system and Prime Video's brand system, as the lead colour. 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), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/deepskyblue
- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #13f173 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 #13f173: softer than #000 and cool enough to feel like part of the same palette. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #13f173 in 3 real palettes, including MongoDB's brand system and Brilliant's brand system, as the supporting colour. Seen in: MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Docker (https://brandsweets.com/colors/brands/docker-com). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #13f173 in 3 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), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/taupe
- **Light Coral** #f08080 [harmony: split] — Light Coral is a split-complement of #13f173: 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 #13f173: 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 #13f173 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

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

- On white (#ffffff): 1.52:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #08873f (4.62:1); AA: background → #595959 (4.62:1); AAA: text → #06652f (7.22:1); AAA: background → #3d3d3d (7.17:1)
- On black (#000000): 13.86:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **MongoDB** — primary #00ed64 (Δ 1.699) — https://brandsweets.com/colors/brands/mongodb-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/13f173-a2beb1-ce59d4-1f2d2b-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: "#13f173" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.