# #13c99e

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

## Values

- Hex: `#13c99e`
- RGB: rgb(19, 201, 158)
- HSL: hsl(166, 83%, 43%)
- OKLCH: oklch(0.745 0.145 169.9)
- Relative luminance: 0.4438
- Nearest named color: Bleached Olive (#55bb88, Δ 4.329) — https://brandsweets.com/colors/bleached-olive
- Moods: vivid
- Page: https://brandsweets.com/colors/13c99e

## Tints & shades

- Tints (toward white): #15e5b4, #28ebbe, #44eec6, #5cf0cd, #78f2d6, #8ff5dd, #abf7e5, #c2f9ed, #defcf5, #f6fefc
- Shades (toward black): #11b68f, #0fa381, #0d9172, #0c7e63, #0a7058, #095d4a, #074b3b, #05382c, #03251d, #02130f

## Harmonies

- Complementary: #c9133d
- Analogous: #13c943, #1398c9
- Triadic: #9e13c9, #c99e13
- Split-complementary: #c91398, #c94313
- Tetradic: #4313c9, #c9133d, #98c913

## Colors that go with #13c99e

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 #13c99e: 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
- **Hot Pink** #ff69b4 [harmony, pool: complementary] — Hot Pink sits directly opposite #13c99e on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/hotpink
- **Blue** #0000ff [pool] — 4 real palettes, including Unity's brand system and Canva's brand system put Blue beside #13c99e, as the supporting colour. Seen in: Unity (https://brandsweets.com/colors/brands/unity-com), Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue
- **Mustard Yellow** #ffdb58 [pool] — 4 real palettes, including Fresh Juice and Crayon Box put Mustard Yellow beside #13c99e, as the supporting colour. Seen in: Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Meadow (https://brandsweets.com/palettes/light#meadow), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove). — https://brandsweets.com/colors/mustard
- **Taupe** #483c32 [pool] — Taupe is paired with #13c99e in 16 real palettes, including Chime's brand system and Crayon Box, as the lead colour. Seen in: Chime (https://brandsweets.com/colors/brands/chime-com), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), WhatsApp (https://brandsweets.com/colors/brands/whatsapp-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/taupe
- **Light Coral** #f08080 [harmony, pool: split] — Light Coral is a split-complement of #13c99e: 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
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #13c99e: 3 real palettes, including Canva's brand system and Terminal, as the supporting colour. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Terminal (https://brandsweets.com/palettes/technical#terminal), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #13c99e in 3 real palettes, including DuckDuckGo's brand system and Riot Games's brand system, as the supporting colour. Seen in: DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com), Riot Games (https://brandsweets.com/colors/brands/riotgames-com), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com). — https://brandsweets.com/colors/crimson

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

- On white (#ffffff): 2.13:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #0c8367 (4.71:1); AA: background → #454545 (4.51:1); AAA: text → #09624d (7.33:1); AAA: background → #262626 (7.12:1)
- On black (#000000): 9.88:1 — 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/13c99e-a2bebb-d459b1-1f2a2d-e9f1ec?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: "#13c99e" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.