RGB to HEX: #A3004C

Result

Values are shown at full precision, so converting back gives exactly #a3004c. 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 = 163 = 10×16 + 3 → A3
   G = 0 = 0×16 + 0 → 00
   B = 76 = 4×16 + 12 → 4C

2. 2. pairs → HEX

   A3 00 4C → #A3004C

All formats

HEX

#a3004c

RGB

rgb(163 0 76)

RGB (legacy)

rgb(163, 0, 76)

HSL

hsl(332.02 100.00% 31.96%) → hsl(332 100% 32%)

HWB

hwb(332 0% 36%)

OKLCH

oklch(0.461 0.185 4.1) · oklch(46.1% 0.185 4.1)

OKLab

oklab(0.461 0.185 0.013)

Lab (D50)

lab(35.18 59.80 6.31)

LCH (D50)

lch(35.18 60.13 6.03)

Display P3

color(display-p3 0.5849 0.1130 0.2976)

Linear sRGB

color(srgb-linear 0.3663 0.0000 0.0723)

Gamut: sRGB and Display P3

#A3004C is a hex color, so it sits inside sRGB and therefore inside Display P3. At this lightness and hue, sRGB reaches chroma 0.185 and Display P3 reaches 0.209; this color uses 100% of the sRGB chroma available.

CSS snippets

.element {
  color: #a3004c;
  color: rgb(163 0 76);
  color: hsl(332 100% 32%);
  color: oklch(0.461 0.185 4.1);
}

/* Tailwind CSS v4 */
@theme {
  --color-brand: oklch(0.461 0.185 4.1);
}
/* arbitrary values */
class="text-[#a3004c] bg-[oklch(0.461_0.185_4.1)]"

/* wide-gamut screens */
@media (color-gamut: p3) {
  .element { color: color(display-p3 0.5849 0.1130 0.2976); }
}

/* relative color syntax: 10% darker */
.element-dark { color: oklch(from #a3004c calc(l - 0.1) c h); }

Nearby colors

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

• v3 pink-800#9D174D
• v3 rose-800#9F1239
• rose-800#A50036
• rose-900#8B0836
• pink-900#861043
• v3 rose-900#881337
• v3 pink-700#BE185D
• v3 pink-900#831843

Lighter and darker, same hue and chroma

• #B8245D · oklch(0.521 0.185 4.1) · ΔL +0.06
• #8E003C · oklch(0.401 0.185 4.1) · ΔL −0.06

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