# #188b57

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

## Values

- Hex: `#188b57`
- RGB: rgb(24, 139, 87)
- HSL: hsl(153, 71%, 32%)
- OKLCH: oklch(0.564 0.126 157.3)
- Relative luminance: 0.1935
- Nearest named color: Center Field (#008b56, Δ 0.585) — https://brandsweets.com/colors/center-field
- Moods: vivid
- Page: https://brandsweets.com/colors/188b57

## Tints & shades

- Tints (toward white): #1daa6b, #21c47b, #2edc8d, #48e09c, #66e5ac, #85eabd, #9fefcb, #bef4db, #d8f8ea, #f6fefa
- Shades (toward black): #157e4f, #137147, #126942, #105c39, #0d4e31, #0b4129, #093421, #072c1b, #051f13, #03110b

## Harmonies

- Complementary: #8c184c
- Analogous: #188c1d, #18868c
- Triadic: #57188c, #8c5718
- Split-complementary: #8c1886, #8c1d18
- Tetradic: #1d188c, #8c184c, #868c18

## Colors that go with #188b57

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 #188b57: softer than #000 and cool enough to feel like part of the same palette. Seen in: Asana (https://brandsweets.com/colors/brands/asana-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), N26 (https://brandsweets.com/colors/brands/n26-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: split] — Crimson is a split-complement of #188b57: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Coinbase (https://brandsweets.com/colors/brands/coinbase), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #188b57 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Coinbase (https://brandsweets.com/colors/brands/coinbase), Subaru (https://brandsweets.com/colors/brands/subaru-com), Xbox (https://brandsweets.com/colors/brands/xbox-com), Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Medium Violet Red** #c71585 [harmony, pool: complementary] — Medium Violet Red sits directly opposite #188b57 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Bun (https://brandsweets.com/colors/brands/bun-sh). — https://brandsweets.com/colors/mediumvioletred
- **Copper** #b87333 [pool] — Designers have shipped Copper with #188b57: 4 real palettes, including Wellness and Riverbed, as the supporting colour. Seen in: Wellness (https://brandsweets.com/palettes/warm#wellness), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/copper
- **Denim** #1560bd [pool] — Designers have shipped Denim with #188b57: 6 real palettes, including Intel's brand system and Jack Daniel's's brand system, as the supporting colour. Seen in: Intel (https://brandsweets.com/colors/brands/intel-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 4 real palettes, including Paramount+'s brand system and Tide Pool put Midnight Blue beside #188b57, as the supporting colour. Seen in: Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust). — https://brandsweets.com/colors/midnightblue
- **Taupe** #483c32 [pool] — Taupe is paired with #188b57 in 14 real palettes, including Subaru's brand system and Wellness, as that palette's text colour. Seen in: Subaru (https://brandsweets.com/colors/brands/subaru-com), Wellness (https://brandsweets.com/palettes/warm#wellness), Acer (https://brandsweets.com/colors/brands/acer-com), Instacart (https://brandsweets.com/colors/brands/instacart-com). — https://brandsweets.com/colors/taupe

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

- On white (#ffffff): 4.31:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #178755 (4.53:1); AA: background → #0d0d0d (4.51:1); AAA: text → #11643f (7.2:1)
- On black (#000000): 4.87:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #1daa6b (7.01:1)

## Brands using this color

- **Lemon Squeezy** — secondary #1e874c (Δ 1.572) — https://brandsweets.com/colors/brands/lemonsqueezy-com
- **Kia** — secondary #00884d (Δ 1.691) — https://brandsweets.com/colors/brands/kia-com
- **Coinbase** — success #098551 (Δ 1.984) — https://brandsweets.com/colors/brands/coinbase

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/188b57-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: "#188b57" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.