# #17cf4b

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

## Values

- Hex: `#17cf4b`
- RGB: rgb(23, 207, 75)
- HSL: hsl(137, 80%, 45%)
- OKLCH: oklch(0.746 0.22 146.4)
- Relative luminance: 0.4532
- Nearest named color: Battletoad (#11cc55, Δ 1.405) — https://brandsweets.com/colors/battletoad
- Moods: vivid
- Page: https://brandsweets.com/colors/17cf4b

## Tints & shades

- Tints (toward white): #19e653, #35e968, #4ceb79, #63ee8a, #7ef19f, #95f3b0, #acf6c1, #c3f8d2, #dffbe7, #f6fef8
- Shades (toward black): #15bc44, #13aa3e, #119737, #0f8530, #0d732a, #0a5c21, #08491b, #063714, #04250d, #021207

## Harmonies

- Complementary: #cf179b
- Analogous: #3fcf17, #17cfa7
- Triadic: #4b17cf, #cf4b17
- Split-complementary: #a717cf, #cf173f
- Tetradic: #173fcf, #cf179b, #cfa717

## Colors that go with #17cf4b

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 Spotify's brand system put Blue beside #17cf4b, as the accent. Seen in: Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Spotify (https://brandsweets.com/colors/brands/spotify), MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/blue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #17cf4b in 4 real palettes, including Brilliant's brand system and MongoDB's brand system, as the accent. Seen in: Brilliant (https://brandsweets.com/colors/brands/brilliant-org), MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Docker (https://brandsweets.com/colors/brands/docker-com), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #17cf4b in 9 real palettes, including WhatsApp's brand system and Obsidian's brand system, as the supporting colour. Seen in: WhatsApp (https://brandsweets.com/colors/brands/whatsapp-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), 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 #17cf4b 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
- **Hot Pink** #ff69b4 [harmony, pool: split] — Hot Pink is a split-complement of #17cf4b: 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). — https://brandsweets.com/colors/hotpink
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #17cf4b: 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), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern). — https://brandsweets.com/colors/charcoal
- **Cornflower Blue** #6495ed [harmony, pool: triadic] — Cornflower Blue completes a triad with #17cf4b — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Terminal (https://brandsweets.com/palettes/technical#terminal), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/cornflowerblue
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #17cf4b in 3 real palettes, including Learning App and Playground, as the accent. Seen in: Learning App (https://brandsweets.com/palettes/playful#learning-app), Playground (https://brandsweets.com/palettes/bold#playground), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove). — https://brandsweets.com/colors/darkorange

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

- On white (#ffffff): 2.09:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #0f8530 (4.75:1); AA: background → #454545 (4.59:1); AAA: text → #0b6525 (7.24:1); AAA: background → #262626 (7.25:1)
- On black (#000000): 10.06:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Brilliant** — primary #2ccc54 (Δ 1.464) — https://brandsweets.com/colors/brands/brilliant-org

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/17cf4b-a2bead-bb59d4-1f2d29-ebf1e9?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: "#17cf4b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.