# #81ca77

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

## Values

- Hex: `#81ca77`
- RGB: rgb(129, 202, 119)
- HSL: hsl(113, 44%, 63%)
- OKLCH: oklch(0.771 0.136 141.4)
- Relative luminance: 0.4824
- Nearest named color: Emerald Rain (#80c872, Δ 0.713) — https://brandsweets.com/colors/emerald-rain
- Moods: neutral
- Page: https://brandsweets.com/colors/81ca77

## Tints & shades

- Tints (toward white): #8ed086, #99d491, #a6daa0, #b1deab, #bee4b9, #c8e8c4, #d6eed3, #e0f2de, #eef8ed, #f8fcf8
- Shades (toward black): #6cc261, #58b94b, #4ca540, #428f38, #397d31, #2f6728, #25511f, #1b3b17, #11250e, #070f06

## Harmonies

- Complementary: #c077ca
- Analogous: #aaca77, #77ca97
- Triadic: #7781ca, #ca7781
- Split-complementary: #9777ca, #ca77aa
- Tetradic: #77aaca, #c077ca, #ca9777

## Colors that go with #81ca77

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 body-text near-black for #81ca77: 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), Canopy (https://brandsweets.com/palettes/cool#canopy), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Lagoon (https://brandsweets.com/palettes/vivid#lagoon). — https://brandsweets.com/colors/charcoal
- **Plum** #dda0dd [harmony, pool: complementary] — Plum sits directly opposite #81ca77 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Blossom (https://brandsweets.com/palettes/light#blossom). — https://brandsweets.com/colors/plum
- **Blue** #0000ff [pool] — 5 real palettes, including Minecraft's brand system and Unity's brand system put Blue beside #81ca77, as the accent. Seen in: Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Unity (https://brandsweets.com/colors/brands/unity-com), Spotify (https://brandsweets.com/colors/brands/spotify), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #81ca77 in 4 real palettes, including Undergrowth and Forest Floor, as the supporting colour. Seen in: Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/darkolivegreen
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #81ca77 in 4 real palettes, including Neon's brand system and Canopy, as the supporting colour. Seen in: Neon (https://brandsweets.com/colors/brands/neon-tech), Canopy (https://brandsweets.com/palettes/cool#canopy), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Desert Road (https://brandsweets.com/palettes/warm#desert-road). — https://brandsweets.com/colors/hunter-green
- **Mustard Yellow** #ffdb58 [pool] — 4 real palettes, including Citrus Grove and Meadow put Mustard Yellow beside #81ca77, as the accent. Seen in: Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Meadow (https://brandsweets.com/palettes/light#meadow), Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box). — https://brandsweets.com/colors/mustard
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #81ca77 in 5 real palettes, including Docker's brand system and Brilliant's brand system, as the supporting colour. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org), Disney (https://brandsweets.com/colors/brands/disney-com). — https://brandsweets.com/colors/royalblue
- **Slate Gray** #708090 [pool] — 4 real palettes, including Ledger Dark and Indigo SaaS put Slate Gray beside #81ca77, as the supporting colour. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Indigo SaaS (https://brandsweets.com/palettes/modern#indigo-saas), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty). — https://brandsweets.com/colors/slategray

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

- On white (#ffffff): 1.97:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #3d8433 (4.62:1); AA: background → #474747 (4.71:1); AAA: text → #2e6327 (7.17:1); AAA: background → #2b2b2b (7.18:1)
- On black (#000000): 10.65:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Scale AI** — primary #72ce7b (Δ 1.574) — https://brandsweets.com/colors/brands/scale-com
- **Scale AI** — accent #72ce7b (Δ 1.574) — https://brandsweets.com/colors/brands/scale-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/81ca77-a2bea2-884edf-1f2d24-eef1e9?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: "#81ca77" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.