# #40ba73

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

## Values

- Hex: `#40ba73`
- RGB: rgb(64, 186, 115)
- HSL: hsl(145, 49%, 49%)
- OKLCH: oklch(0.704 0.15 154)
- Relative luminance: 0.3745
- Nearest named color: Fennel Fiesta (#00bb77, Δ 1.796) — https://brandsweets.com/colors/fennel-fiesta
- Moods: neutral
- Page: https://brandsweets.com/colors/40ba73

## Tints & shades

- Tints (toward white): #50c380, #63ca8e, #76d09c, #89d7a9, #9cddb7, #abe2c2, #bee9d0, #d1efde, #e4f6ec, #f7fcf9
- Shades (toward black): #3bab69, #34985e, #2f8954, #287649, #23673f, #1d5434, #17442a, #11311e, #0c2215, #050f09

## Harmonies

- Complementary: #ba4087
- Analogous: #4aba40, #40bab0
- Triadic: #7340ba, #ba7340
- Split-complementary: #b040ba, #ba404a
- Tetradic: #404aba, #ba4087, #bab040

## Colors that go with #40ba73

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 #40ba73: softer than #000 and cool enough to feel like part of the same palette. Seen in: Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Docker (https://brandsweets.com/colors/brands/docker-com), N26 (https://brandsweets.com/colors/brands/n26-com). — https://brandsweets.com/colors/charcoal
- **Blue** #0000ff [pool] — 4 real palettes, including Unity's brand system and Spotify's brand system put Blue beside #40ba73, as the supporting colour. Seen in: Unity (https://brandsweets.com/colors/brands/unity-com), Spotify (https://brandsweets.com/colors/brands/spotify), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), 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 #40ba73 — 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] — 5 real palettes, including Meadow and Citrus Grove put Mustard Yellow beside #40ba73, as the supporting colour. Seen in: Meadow (https://brandsweets.com/palettes/light#meadow), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice), Diner (https://brandsweets.com/palettes/vivid#diner). — https://brandsweets.com/colors/mustard
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #40ba73 in 5 real palettes, including Khan Academy's brand system and Brilliant's brand system, as the accent. Seen in: Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Docker (https://brandsweets.com/colors/brands/docker-com), Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #40ba73 in 15 real palettes, including Chime's brand system and Obsidian's brand system, as the lead colour. Seen in: Chime (https://brandsweets.com/colors/brands/chime-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/taupe
- **Orchid** #da70d6 [harmony: complementary] — Orchid sits directly opposite #40ba73 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/orchid
- **Burlywood** #deb887 [pool] — Burlywood is paired with #40ba73 in 3 real palettes, including Coastal and Polaroid, as the accent. Seen in: Coastal (https://brandsweets.com/palettes/cool#coastal), Polaroid (https://brandsweets.com/palettes/light#polaroid), Monster Energy (https://brandsweets.com/colors/brands/monsterenergy-com). — https://brandsweets.com/colors/burlywood

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

- On white (#ffffff): 2.47:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #2e8552 (4.57:1); AA: background → #3b3b3b (4.53:1); AAA: text → #22633d (7.19:1); AAA: background → #1a1a1a (7.04:1)
- On black (#000000): 8.49:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Unity** — accent #44bb81 (Δ 1.856) — https://brandsweets.com/colors/brands/unity-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/40ba73-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: "#40ba73" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.