# #1dd366

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

## Values

- Hex: `#1dd366`
- RGB: rgb(29, 211, 102)
- HSL: hsl(144, 76%, 47%)
- OKLCH: oklch(0.76 0.203 150.1)
- Relative luminance: 0.4781
- Nearest named color: Battletoad (#11cc55, Δ 2.397) — https://brandsweets.com/colors/battletoad
- Moods: vivid
- Page: https://brandsweets.com/colors/1dd366

## Tints & shades

- Tints (toward white): #28e272, #3ee581, #54e88f, #6beb9e, #86eeb0, #9cf2be, #b3f5cd, #c9f8dc, #e0fbea, #f6fef9
- Shades (toward black): #1ac15d, #17ab52, #15994a, #128741, #107538, #0d5e2d, #0a4c25, #083a1c, #052411, #021209

## Harmonies

- Complementary: #d31d8a
- Analogous: #2fd31d, #1dd3c1
- Triadic: #661dd3, #d3661d
- Split-complementary: #c11dd3, #d31d2f
- Tetradic: #1d2fd3, #d31d8a, #d3c11d

## Colors that go with #1dd366

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 #1dd366, 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 #1dd366 in 4 real palettes, including Brilliant's brand system and Docker's brand system, as the accent. Seen in: Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Docker (https://brandsweets.com/colors/brands/docker-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #1dd366 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), Chime (https://brandsweets.com/colors/brands/chime-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/taupe
- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #1dd366 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
- **Light Coral** #f08080 [harmony, pool: split] — Light Coral is a split-complement of #1dd366: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/lightcoral
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #1dd366: softer than #000 and cool enough to feel like part of the same palette. 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 #1dd366 — 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 #1dd366 in 3 real palettes, including Playground and Learning App, as the lead colour. Seen in: Playground (https://brandsweets.com/palettes/bold#playground), 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): 1.99:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #128741 (4.6:1); AA: background → #474747 (4.67:1); AAA: text → #0d6330 (7.38:1); AAA: background → #2b2b2b (7.12:1)
- On black (#000000): 10.56:1 — 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/1dd366-a2beb0-ca59d4-1f2d2b-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: "#1dd366" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.