# #31f2e5

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

## Values

- Hex: `#31f2e5`
- RGB: rgb(49, 242, 229)
- HSL: hsl(176, 88%, 57%)
- OKLCH: oklch(0.87 0.144 187.7)
- Relative luminance: 0.6981
- Nearest named color: Frozen Boubble (#00eedd, Δ 1.761) — https://brandsweets.com/colors/frozen-boubble
- Moods: vivid
- Page: https://brandsweets.com/colors/31f2e5

## Tints & shades

- Tints (toward white): #44f3e7, #57f4ea, #6af6ec, #7ef7ef, #96f8f2, #a9f9f4, #bcfbf7, #cffcf9, #e2fdfb, #f5fefe
- Shades (toward black): #19f0e2, #0eddcf, #0dc5b8, #0bada2, #09958b, #087870, #06605a, #054843, #032b28, #011312

## Harmonies

- Complementary: #f2313e
- Analogous: #31f284, #319ef2
- Triadic: #e531f2, #f2e531
- Split-complementary: #f2319e, #f28431
- Tetradic: #8431f2, #f2313e, #9ef231

## Colors that go with #31f2e5

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 #31f2e5: softer than #000 and cool enough to feel like part of the same palette. Seen in: UEFA (https://brandsweets.com/colors/brands/uefa-com), Canopy (https://brandsweets.com/palettes/cool#canopy), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Boeing (https://brandsweets.com/colors/brands/boeing-com). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: analogous] — Deep Sky Blue is #31f2e5's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Remix (https://brandsweets.com/colors/brands/remix-run). — https://brandsweets.com/colors/deepskyblue
- **Taupe** #483c32 [pool] — Taupe is paired with #31f2e5 in 7 real palettes, including Astro's brand system and Mint Chip, as the text colour against it. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Mint Chip (https://brandsweets.com/palettes/light#mint-chip), Boeing (https://brandsweets.com/colors/brands/boeing-com), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box). — https://brandsweets.com/colors/taupe
- **Light Coral** #f08080 [harmony: complementary] — Light Coral sits directly opposite #31f2e5 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/lightcoral
- **Crimson** #dc143c [pool] — Crimson is paired with #31f2e5 in 3 real palettes, including Formula 1's brand system and Tiffany & Co.'s brand system, as the supporting colour. Seen in: Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/crimson
- **Dark Orange** #ff8c00 [harmony, pool: triadic] — Dark Orange completes a triad with #31f2e5 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: PayPal (https://brandsweets.com/colors/brands/paypal-com). — https://brandsweets.com/colors/darkorange
- **Salmon** #fa8072 [harmony: split] — Salmon is a split-complement of #31f2e5: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/salmon
- **Violet** #ee82ee [harmony: split] — Violet is a split-complement of #31f2e5: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/violet

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

- On white (#ffffff): 1.4:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #088179 (4.74:1); AA: background → #5e5e5e (4.62:1); AAA: text → #06605a (7.42:1); AAA: background → #424242 (7.16:1)
- On black (#000000): 14.96:1 — 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/31f2e5-a2bdbe-d4599d-1f282d-e9f1ed?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: "#31f2e5" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.