# #31bf7f

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

## Values

- Hex: `#31bf7f`
- RGB: rgb(49, 191, 127)
- HSL: hsl(153, 59%, 47%)
- OKLCH: oklch(0.715 0.151 158.5)
- Relative luminance: 0.3945
- Nearest named color: Fennel Fiesta (#00bb77, Δ 2.043) — https://brandsweets.com/colors/fennel-fiesta
- Moods: neutral
- Page: https://brandsweets.com/colors/31bf7f

## Tints & shades

- Tints (toward white): #3ccd8c, #51d298, #65d7a4, #79dcb0, #92e3be, #a6e8ca, #baedd6, #cef2e2, #e3f8ee, #f7fdfa
- Shades (toward black): #2dae74, #289a67, #248a5c, #1f7a51, #1b6946, #165539, #12452e, #0e3523, #082016, #04100b

## Harmonies

- Complementary: #bf3171
- Analogous: #31bf38, #31b7bf
- Triadic: #7f31bf, #bf7f31
- Split-complementary: #bf31b7, #bf3831
- Tetradic: #3831bf, #bf3171, #b7bf31

## Colors that go with #31bf7f

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 #31bf7f: softer than #000 and cool enough to feel like part of the same palette. Seen in: Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Docker (https://brandsweets.com/colors/brands/docker-com), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), N26 (https://brandsweets.com/colors/brands/n26-com). — https://brandsweets.com/colors/charcoal
- **Blue** #0000ff [pool] — 4 real palettes, including Unity's brand system and Spotify's brand system put Blue beside #31bf7f, as the supporting colour. Seen in: Unity (https://brandsweets.com/colors/brands/unity-com), Spotify (https://brandsweets.com/colors/brands/spotify), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Canva (https://brandsweets.com/colors/brands/canva-com). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [harmony, pool: triadic] — Cornflower Blue completes a triad with #31bf7f — 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] — 5 real palettes, including Meadow and Fresh Juice put Mustard Yellow beside #31bf7f, as the supporting colour. Seen in: Meadow (https://brandsweets.com/palettes/light#meadow), Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice), 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 #31bf7f in 5 real palettes, including Khan Academy's brand system and Docker's brand system, as the accent. Seen in: Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org), Docker (https://brandsweets.com/colors/brands/docker-com), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #31bf7f in 15 real palettes, including Chime's brand system and Obsidian's brand system, as the lead colour. Seen in: Chime (https://brandsweets.com/colors/brands/chime-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), WhatsApp (https://brandsweets.com/colors/brands/whatsapp-com), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/taupe
- **Orchid** #da70d6 [harmony: complementary] — Orchid sits directly opposite #31bf7f 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/orchid
- **Light Coral** #f08080 [harmony, pool: split] — Light Coral is a split-complement of #31bf7f: 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): 2.36:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #238659 (4.54:1); AA: background → #3d3d3d (4.6:1); AAA: text → #1a6544 (7.03:1); AAA: background → #1c1c1c (7.21:1)
- On black (#000000): 8.89:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Unity** — accent #44bb81 (Δ 1.516) — https://brandsweets.com/colors/brands/unity-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/31bf7f-a2beb5-d459cc-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: "#31bf7f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.