RGB to HEX: #DCDCDC

Also known as: CSS gainsboro

Result

rgb(220 220 220) → #DCDCDC

Values are shown at full precision, so converting back gives exactly #dcdcdc. 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. 1. base 10 → base 16

    R = 220 = 13×16 + 12 → DC
    G = 220 = 13×16 + 12 → DC
    B = 220 = 13×16 + 12 → DC
  2. 2. pairs → HEX

    DC DC DC → #DCDCDC

All formats

HEX
#dcdcdc
RGB
rgb(220 220 220)
RGB (legacy)
rgb(220, 220, 220)
HSL
hsl(0.00 0.00% 86.27%) → hsl(0 0% 86%)
HWB
hwb(0 86% 14%)
OKLCH
oklch(0.894 0.000 0.0) · oklch(89.4% 0.000 0.0)
OKLab
oklab(0.894 0.000 0.000)
Lab (D50)
lab(87.76 0.00 0.00)
LCH (D50)
lch(87.76 0.00 0.00)
Display P3
color(display-p3 0.8627 0.8627 0.8627)
Linear sRGB
color(srgb-linear 0.7157 0.7157 0.7157)

Gamut: sRGB and Display P3

#DCDCDC is a hex color, so it sits inside sRGB and therefore inside Display P3. At this lightness and hue, sRGB reaches chroma 0.060 and Display P3 reaches 0.079; this color uses 0% of the sRGB chroma available.

CSS snippets

.element {
  color: #dcdcdc;
  color: rgb(220 220 220);
  color: hsl(0 0% 86%);
  color: oklch(0.894 0.000 0.0);
}

/* Tailwind CSS v4 */
@theme {
  --color-brand: oklch(0.894 0.000 0.0);
}
/* arbitrary values */
class="text-[#dcdcdc] bg-[oklch(0.894_0.000_0.0)]"

/* wide-gamut screens */
@media (color-gamut: p3) {
  .element { color: color(display-p3 0.8627 0.8627 0.8627); }
}

/* relative color syntax: 10% darker */
.element-dark { color: oklch(from #dcdcdc 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

  • #F0F0F0 · oklch(0.954 0.000 0.0) · ΔL +0.06
  • #C9C9C9 · oklch(0.834 0.000 0.0) · ΔL −0.06

Open in the studio

Other converters for this color

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Guides: What is OKLCH?