# #18cd82

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

## Values

- Hex: `#18cd82`
- RGB: rgb(24, 205, 130)
- HSL: hsl(155, 79%, 45%)
- OKLCH: oklch(0.749 0.172 157.8)
- Relative luminance: 0.4547
- Nearest named color: Emerald Green (#50c878, Δ 2.309) — https://brandsweets.com/colors/emerald-green
- Moods: vivid
- Page: https://brandsweets.com/colors/18cd82

## Tints & shades

- Tints (toward white): #1be490, #36e79e, #4deaa9, #64edb4, #7ff0c1, #96f3cc, #adf5d7, #c4f8e2, #dffbf0, #f6fefb
- Shades (toward black): #16bb76, #14a96b, #12975f, #108454, #0d7248, #0b5b3a, #09492e, #063723, #042517, #02120c

## Harmonies

- Complementary: #cd1864
- Analogous: #18cd27, #18becd
- Triadic: #8218cd, #cd8218
- Split-complementary: #cd18be, #cd2718
- Tetradic: #2718cd, #cd1864, #becd18

## Colors that go with #18cd82

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 #18cd82: 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 #18cd82, 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), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [harmony, pool: triadic] — Cornflower Blue completes a triad with #18cd82 — 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 #18cd82, 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 #18cd82 in 4 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), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #18cd82 in 12 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), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/taupe
- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #18cd82 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 #18cd82: 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): 2.08:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #108454 (4.72:1); AA: background → #454545 (4.61:1); AAA: text → #0c643f (7.22:1); AAA: background → #262626 (7.27:1)
- On black (#000000): 10.09:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Figma** — logoGreen #0acf83 (Δ 0.544) — https://brandsweets.com/colors/brands/figma

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/18cd82-a2beb6-d459c8-1f2d2d-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: "#18cd82" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.