#4ecdc4
#4ecdc4 is rgb(78, 205, 196), or hsl(176, 56%, 55%). The nearest reference Tailwind v4 token is teal-400 (#00d5be), not an exact match.
Conversions
WCAG contrast
| Background | Ratio | AA text | AA large | AAA text |
|---|---|---|---|---|
| white | 1.93:1 | fail | fail | fail |
| black | 10.85:1 | pass | pass | pass |
| slate-900 | 9.23:1 | pass | pass | pass |
| gray-100 | 1.76:1 | fail | fail | fail |
Ratios use WCAG relative luminance for opaque sRGB colors. Normal text requires 4.5:1, or 7:1 at AAA. Large text requires 3:1: at least 24 CSS pixels, or about 18.67 CSS pixels when bold. Pass/fail uses the unrounded ratio. Contrast alone is not a full accessibility assessment.
Colors paired with #4ecdc4 in real UI palettes
These colors appear alongside #4ecdc4 in StyleKit's curated palettes. Co-occurrence is not a promise of text readability; each pair includes its measured contrast.
- #ff6b6b
Used together in Apple Liquid Glass, Fullscreen Hero and 3 more styles.
1.43:1
Not for normal text - #ffe66d
Used together in Fullscreen Hero, Neo-Brutalist Playful and 1 more styles.
1.55:1
Not for normal text - #000000
Used together in Fullscreen Hero, Neo-Brutalist Playful.
10.85:1
AA normal text - #ffffff
Used together in Fullscreen Hero, Neo-Brutalist Playful.
1.93:1
Not for normal text - #007aff
Used together in Apple Liquid Glass.
2.08:1
Not for normal text - #2c2c2c
Used together in Hand-Drawn Doodle.
7.22:1
AA normal text
A readable starting point
black text on #4ecdc4: 10.85:1 contrast.
Design styles using this color
Tints and shades
Lightness ladder in HSL space, from the lightest tint to the darkest shade of #4ecdc4.
Similar colors in the library
Nearest swatches by perceptual OKLab distance across all curated style palettes.
AI prompt snippet
Use #4ecdc4 as the accent color, following the Apple Liquid Glass style: rgb(78, 205, 196), nearest Tailwind token teal-400. Keep text contrast at least 4.5:1 (this color scores 1.93:1 on white, 10.85:1 on black).
Paste this into ChatGPT, Claude, Cursor, or v0 to use #4ecdc4 with correct contrast constraints. Browse all palette colors.
Questions about #4ecdc4
What color is #4ecdc4?
#4ecdc4 is rgb(78, 205, 196), or hsl(176, 56%, 55%). The nearest reference Tailwind v4 token is teal-400 (#00d5be), not an exact match.
What text color should I use on #4ecdc4?
Black (#000000) has the higher black-or-white contrast against #4ecdc4: 10.85:1. This calculation assumes opaque, flat sRGB colors. Normal text requires 4.5:1 and large text 3:1 under WCAG 2.2 SC 1.4.3; it is not a complete accessibility assessment.
How can I use exactly #4ecdc4 in Tailwind CSS?
Use bg-[#4ecdc4], text-[#4ecdc4], or a CSS custom property instead of substituting a nearby named token. The reference palette is Tailwind CSS 4.1.18, converted from OKLCH to sRGB hex; newer Tailwind versions and custom themes can differ.
Sources and calculation limits
Reference palette: Tailwind CSS 4.1.18, converted from OKLCH to sRGB hex. Named tokens are versioned approximations; use the exact hex utilities when matching an existing design. Palette pairings come from the linked StyleKit definitions, not external popularity or preference data.