# #51c882

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

## Values

- Hex: `#51c882`
- RGB: rgb(81, 200, 130)
- HSL: hsl(145, 52%, 55%)
- OKLCH: oklch(0.747 0.148 154.5)
- Relative luminance: 0.4467
- Nearest named color: Emerald Green (#50c878, Δ 1.283) — https://brandsweets.com/colors/emerald-green
- Moods: neutral
- Page: https://brandsweets.com/colors/51c882

## Tints & shades

- Tints (toward white): #60cd8d, #73d39b, #83d8a6, #92ddb1, #a6e3bf, #b5e8ca, #c5edd5, #d4f2e1, #e8f8ee, #f7fdf9
- Shades (toward black): #3dc274, #37ae69, #319b5d, #2b8852, #257446, #1d5d38, #174a2c, #113621, #0b2315, #051009

## Harmonies

- Complementary: #c85196
- Analogous: #5bc851, #51c8be
- Triadic: #8251c8, #c88251
- Split-complementary: #be51c8, #c8515b
- Tetradic: #515bc8, #c85196, #c8be51

## Colors that go with #51c882

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 #51c882: 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
- **Blue** #0000ff [pool] — 5 real palettes, including Unity's brand system and Minecraft's brand system put Blue beside #51c882, 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
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #51c882 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
- **Mustard Yellow** #ffdb58 [pool] — 4 real palettes, including Fresh Juice and Meadow put Mustard Yellow beside #51c882, 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
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #51c882 in 4 real palettes, including Docker's brand system and Khan Academy's brand system, as the supporting colour. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #51c882 in 17 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
- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #51c882 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 #51c882: 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

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

- On white (#ffffff): 2.11:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #2a844f (4.65:1); AA: background → #454545 (4.54:1); AAA: text → #20653d (7.02:1); AAA: background → #262626 (7.16:1)
- On black (#000000): 9.93:1 — 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/51c882-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: "#51c882" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.