# #81b18a

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

## Values

- Hex: `#81b18a`
- RGB: rgb(129, 177, 138)
- HSL: hsl(131, 24%, 60%)
- OKLCH: oklch(0.715 0.076 149.9)
- Relative luminance: 0.3795
- Nearest named color: Foliage (#95b388, Δ 2.542) — https://brandsweets.com/colors/foliage
- Moods: muted
- Page: https://brandsweets.com/colors/81b18a

## Tints & shades

- Tints (toward white): #8db995, #9ac1a1, #a3c7aa, #b0cfb6, #bdd6c1, #c9decd, #d6e6d9, #dfece2, #ecf3ed, #f9fbf9
- Shades (toward black): #6ea678, #5f9b6a, #53885d, #4a7852, #3e6545, #325238, #29422d, #1d2f20, #132016, #080d09

## Harmonies

- Complementary: #b181a9
- Analogous: #90b181, #81b1a2
- Triadic: #8981b1, #b18981
- Split-complementary: #a281b1, #b18190
- Tetradic: #8190b1, #b181a9, #b1a281

## Colors that go with #81b18a

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 #81b18a: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), N26 (https://brandsweets.com/colors/brands/n26-com), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), 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 #81b18a — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Terminal (https://brandsweets.com/palettes/technical#terminal), Arctic (https://brandsweets.com/palettes/clean#arctic), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/cornflowerblue
- **Blue** #0000ff [pool] — 6 real palettes, including Unity's brand system and Lexus's brand system put Blue beside #81b18a, as the supporting colour. Seen in: Unity (https://brandsweets.com/colors/brands/unity-com), Lexus (https://brandsweets.com/colors/brands/lexus-com), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com), Canva (https://brandsweets.com/colors/brands/canva-com). — https://brandsweets.com/colors/blue
- **Burlywood** #deb887 [pool] — Burlywood is paired with #81b18a in 4 real palettes, including Polaroid and Chalkboard, as the accent. Seen in: Polaroid (https://brandsweets.com/palettes/light#polaroid), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Coastal (https://brandsweets.com/palettes/cool#coastal), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/burlywood
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Forest Floor and Darkroom put Champagne beside #81b18a, as that palette's text colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Bramble (https://brandsweets.com/palettes/muted#bramble), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe). — https://brandsweets.com/colors/champagne
- **Copper** #b87333 [pool] — Designers have shipped Copper with #81b18a: 7 real palettes, including Riverbed and Clean Beauty, as the accent. Seen in: Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Bramble (https://brandsweets.com/palettes/muted#bramble), Desert Road (https://brandsweets.com/palettes/warm#desert-road). — https://brandsweets.com/colors/copper
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #81b18a in 4 real palettes, including Forest Floor and Undergrowth, as the supporting colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal). — https://brandsweets.com/colors/darkolivegreen
- **Dark Salmon** #e9967a [harmony, pool: triadic] — Dark Salmon completes a triad with #81b18a — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Polaroid (https://brandsweets.com/palettes/light#polaroid), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Spline (https://brandsweets.com/colors/brands/spline-design). — https://brandsweets.com/colors/darksalmon

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

- On white (#ffffff): 2.44:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #4e7e56 (4.73:1); AA: background → #3b3b3b (4.58:1); AAA: text → #3a5f41 (7.26:1); AAA: background → #1a1a1a (7.12:1)
- On black (#000000): 8.59:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Brilliant** — secondary #7cb38c (Δ 0.696) — 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/81b18a-a2beaa-b34edf-1f2d28-ecf1e9?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: "#81b18a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.