# #3dc78b

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

## Values

- Hex: `#3dc78b`
- RGB: rgb(61, 199, 139)
- HSL: hsl(154, 55%, 51%)
- OKLCH: oklch(0.741 0.147 160.2)
- Relative luminance: 0.437
- Nearest named color: Emerald Green (#50c878, Δ 2.575) — https://brandsweets.com/colors/emerald-green
- Moods: neutral
- Page: https://brandsweets.com/colors/3dc78b

## Tints & shades

- Tints (toward white): #51cd97, #61d1a0, #75d7ac, #88ddb8, #9ce2c4, #ace7cd, #c0edd9, #d4f2e5, #e3f7ee, #f7fdfa
- Shades (toward black): #35b67e, #30a673, #2a9265, #257e58, #206f4d, #1a5b3f, #154731, #0f3324, #0a2419, #05100b

## Harmonies

- Complementary: #c73d79
- Analogous: #3dc746, #3dbec7
- Triadic: #8b3dc7, #c78b3d
- Split-complementary: #c73dbe, #c7463d
- Tetradic: #463dc7, #c73d79, #bec73d

## Colors that go with #3dc78b

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #3dc78b: 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), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), N26 (https://brandsweets.com/colors/brands/n26-com). — https://brandsweets.com/colors/charcoal
- **Hot Pink** #ff69b4 [harmony, pool: complementary] — Hot Pink sits directly opposite #3dc78b on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/hotpink
- **Blue** #0000ff [pool] — 4 real palettes, including Unity's brand system and Minecraft's brand system put Blue beside #3dc78b, as the supporting colour. Seen in: Unity (https://brandsweets.com/colors/brands/unity-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Spotify (https://brandsweets.com/colors/brands/spotify), Canva (https://brandsweets.com/colors/brands/canva-com). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [harmony, pool: triadic] — Cornflower Blue completes a triad with #3dc78b — 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), Canva (https://brandsweets.com/colors/brands/canva-com). — https://brandsweets.com/colors/cornflowerblue
- **Mustard Yellow** #ffdb58 [pool] — 4 real palettes, including Fresh Juice and Meadow put Mustard Yellow beside #3dc78b, as the supporting colour. Seen in: Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice), Meadow (https://brandsweets.com/palettes/light#meadow), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box). — https://brandsweets.com/colors/mustard
- **Taupe** #483c32 [pool] — Taupe is paired with #3dc78b in 16 real palettes, including Chime's brand system and WhatsApp's brand system, as the lead colour. Seen in: Chime (https://brandsweets.com/colors/brands/chime-com), WhatsApp (https://brandsweets.com/colors/brands/whatsapp-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/taupe
- **Light Coral** #f08080 [harmony, pool: split] — Light Coral is a split-complement of #3dc78b: 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
- **Burlywood** #deb887 [pool] — Burlywood is paired with #3dc78b in 3 real palettes, including Polaroid and Monster Energy's brand system, as the accent. Seen in: Polaroid (https://brandsweets.com/palettes/light#polaroid), Monster Energy (https://brandsweets.com/colors/brands/monsterenergy-com), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard). — https://brandsweets.com/colors/burlywood

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

- On white (#ffffff): 2.16:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #27865d (4.51:1); AA: background → #424242 (4.66:1); AAA: text → #1d6344 (7.19:1); AAA: background → #262626 (7.02:1)
- On black (#000000): 9.74:1 — 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/3dc78b-a2beb5-d459ca-1f2d2d-e9f1ea?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: "#3dc78b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.