# #31d39d

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

## Values

- Hex: `#31d39d`
- RGB: rgb(49, 211, 157)
- HSL: hsl(160, 65%, 51%)
- OKLCH: oklch(0.773 0.151 165)
- Relative luminance: 0.4968
- Nearest named color: Envy’s Love (#2dd78d, Δ 2.735) — https://brandsweets.com/colors/envys-love
- Moods: vivid
- Page: https://brandsweets.com/colors/31d39d

## Tints & shades

- Tints (toward white): #46d8a7, #57dbaf, #6ce0b9, #81e4c3, #96e9cd, #a7ecd5, #bcf1df, #d1f5e9, #e2f9f1, #f7fdfb
- Shades (toward black): #29c28f, #25b182, #219c73, #1d8763, #197657, #156147, #104c38, #0c3728, #08261c, #04110c

## Harmonies

- Complementary: #d33167
- Analogous: #31d34c, #31b8d3
- Triadic: #9d31d3, #d39d31
- Split-complementary: #d331b8, #d34c31
- Tetradic: #4c31d3, #d33167, #b8d331

## Colors that go with #31d39d

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 #31d39d: 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), Canopy (https://brandsweets.com/palettes/cool#canopy), Lagoon (https://brandsweets.com/palettes/vivid#lagoon). — https://brandsweets.com/colors/charcoal
- **Hot Pink** #ff69b4 [harmony, pool: complementary] — Hot Pink sits directly opposite #31d39d 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] — 5 real palettes, including Unity's brand system and Minecraft's brand system put Blue beside #31d39d, as the supporting colour. Seen in: Unity (https://brandsweets.com/colors/brands/unity-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/blue
- **Mustard Yellow** #ffdb58 [pool] — 4 real palettes, including Fresh Juice and Crayon Box put Mustard Yellow beside #31d39d, 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
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #31d39d 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 #31d39d in 18 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), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com). — https://brandsweets.com/colors/taupe
- **Light Coral** #f08080 [harmony, pool: split] — Light Coral is a split-complement of #31d39d: 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 #31d39d: 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

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

- On white (#ffffff): 1.92:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #1c8260 (4.76:1); AA: background → #4a4a4a (4.61:1); AAA: text → #15654a (7.02:1); AAA: background → #2e2e2e (7.07:1)
- On black (#000000): 10.94:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Docker** — accent #34d399 (Δ 0.532) — https://brandsweets.com/colors/brands/docker-com
- **Neon** — primary #34d59a (Δ 0.814) — https://brandsweets.com/colors/brands/neon-tech
- **Supabase** — primary #3ecf8e (Δ 1.893) — https://brandsweets.com/colors/brands/supabase

## Curated palettes containing it

- **Ledger Dark** (dark, luxury, technical) — #c9a227, #7c8aa5, #34d399, #0c1222, #e8edf5 — Gold on midnight is the private-banking cue; the mint accent keeps it from feeling old-money stuffy. — tool: https://brandsweets.com/palettes/new/c9a227-7c8aa5-34d399-0c1222-e8edf5 — collection: https://brandsweets.com/palettes/dark
- **Fresh Juice** (playful, vivid, light) — #ff6b35, #ffd166, #06d6a0, #ffffff, #1f1f1f — Orange, mango and mint — a sugar rush; keep the type black so it stays legible under all that color. — tool: https://brandsweets.com/palettes/new/ff6b35-ffd166-06d6a0-ffffff-1f1f1f — collection: https://brandsweets.com/palettes/playful

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/31d39d-a2beb8-d459be-1f2c2d-e9f1eb?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: "#31d39d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.