# #89e1df

A color — light, clean. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#89e1df`
- RGB: rgb(137, 225, 223)
- HSL: hsl(179, 59%, 71%)
- OKLCH: oklch(0.854 0.085 193.8)
- Relative luminance: 0.645
- Nearest named color: Cold Blue (#88dddd, Δ 1.076) — https://brandsweets.com/colors/cold-blue
- Moods: light, clean
- Page: https://brandsweets.com/colors/89e1df

## Tints & shades

- Tints (toward white): #96e4e3, #9ee6e5, #aae9e8, #b6eceb, #c2efef, #caf1f1, #d6f5f4, #e3f8f7, #ebfafa, #f7fdfd
- Shades (toward black): #6dd9d8, #55d3d1, #38ccc9, #2eb2b0, #289a98, #207e7c, #196160, #124544, #0c2d2c, #041010

## Harmonies

- Complementary: #e1898b
- Analogous: #89e1b4, #89b7e1
- Triadic: #df89e1, #e1df89
- Split-complementary: #e189b7, #e1b489
- Tetradic: #b489e1, #e1898b, #b7e189

## Colors that go with #89e1df

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 #89e1df: softer than #000 and cool enough to feel like part of the same palette. Seen in: Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Boeing (https://brandsweets.com/colors/brands/boeing-com), Canopy (https://brandsweets.com/palettes/cool#canopy), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #89e1df: 4 real palettes, including Blue Mono and Blueprint, as the supporting colour. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Canva (https://brandsweets.com/colors/brands/canva-com), Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #89e1df in 4 real palettes, including Tiffany & Co.'s brand system and Frost & Ember, as the supporting colour. Seen in: Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Riot Games (https://brandsweets.com/colors/brands/riotgames-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #89e1df: 7 real palettes, including Salesforce's brand system and Mistral AI's brand system, as the lead colour. Seen in: Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai), Astro (https://brandsweets.com/colors/brands/astro-build), Calendly (https://brandsweets.com/colors/brands/calendly-com). — https://brandsweets.com/colors/deepskyblue
- **Midnight Blue** #191970 [pool] — 4 real palettes, including First Snow and Blue Mono put Midnight Blue beside #89e1df, as the text colour against it. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Allbirds (https://brandsweets.com/colors/brands/allbirds-com). — https://brandsweets.com/colors/midnightblue
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #89e1df: 4 real palettes, including Stone and Pine & Birch, as the supporting colour. Seen in: Stone (https://brandsweets.com/palettes/neutral#stone), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor). — https://brandsweets.com/colors/sage-green
- **Slate Gray** #708090 [pool] — 7 real palettes, including Still Water and Dusty Blue put Slate Gray beside #89e1df, as the lead colour. Seen in: Still Water (https://brandsweets.com/palettes/cool#still-water), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Ink Wash (https://brandsweets.com/palettes/dark#ink-wash), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono). — https://brandsweets.com/colors/slategray
- **Dark Salmon** #e9967a [harmony: complementary] — Dark Salmon sits directly opposite #89e1df 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/darksalmon

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

- On white (#ffffff): 1.51:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #218280 (4.6:1); AA: background → #595959 (4.64:1); AAA: text → #196160 (7.19:1); AAA: background → #3d3d3d (7.19:1)
- On black (#000000): 13.9:1 — AA pass, AA-large pass, AAA pass

## Fonts for this mood

- clean: https://brandsweets.com/fonts/mood/clean

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/89e1df-a2bbbe-d45996-1f272d-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: "#89e1df" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.