RGB to HEX: #00D3F2

Also known as: Tailwind cyan-400

rgb(0 211 242) → #00D3F2

Values are shown at full precision, so converting back gives exactly #00d3f2. The rounded form is what you normally paste into CSS.

Step-by-step math

Every number below is computed from the input, nothing is looked up.

1. base 10 → base 16

R = 0 = 0×16 + 0 → 00
G = 211 = 13×16 + 3 → D3
B = 242 = 15×16 + 2 → F2

2. pairs → HEX
```
00 D3 F2 → #00D3F2
```

All formats

HEX: #00d3f2
RGB: rgb(0 211 242)
RGB (legacy): rgb(0, 211, 242)
HSL: hsl(187.69 100.00% 47.45%) → hsl(188 100% 47%)
HWB: hwb(188 0% 5%)
OKLCH: oklch(0.797 0.140 213.2) · oklch(79.7% 0.140 213.2)
OKLab: oklab(0.797 -0.117 -0.076)
Lab (D50): lab(77.33 -36.37 -28.18)
LCH (D50): lch(77.33 46.01 217.76)
Display P3: color(display-p3 0.3744 0.8151 0.9336)
Linear sRGB: color(srgb-linear 0.0000 0.6514 0.8879)

Gamut: sRGB and Display P3

#00D3F2 is a hex color, so it sits inside sRGB and therefore inside Display P3. At this lightness and hue, sRGB reaches chroma 0.140 and Display P3 reaches 0.186; this color uses 100% of the sRGB chroma available.

CSS snippets

.element {
  color: #00d3f2;
  color: rgb(0 211 242);
  color: hsl(188 100% 47%);
  color: oklch(0.797 0.140 213.2);
}

/* Tailwind CSS v4 */
@theme {
  --color-brand: oklch(0.797 0.140 213.2);
}
/* arbitrary values */
class="text-[#00d3f2] bg-[oklch(0.797_0.140_213.2)]"

/* wide-gamut screens */
@media (color-gamut: p3) {
  .element { color: color(display-p3 0.3744 0.8151 0.9336); }
}

/* relative color syntax: 10% darker */
.element-dark { color: oklch(from #00d3f2 calc(l - 0.1) c h); }

Nearby colors

Closest colors in the Tailwind and CSS named palettes (OKLab distance).

Lighter and darker, same hue and chroma

#39E7FF · oklch(0.857 0.140 213.2) · ΔL +0.06
#00BFDE · oklch(0.737 0.140 213.2) · ΔL −0.06

Open in the studio

Open in the OKLCH picker Check contrast on white

Other converters for this color

All converters →

Guides: What is OKLCH?