HEX to RGB: #A52A2A

Also known as: CSS brown

#A52A2A → rgb(165 42 42)

Values are shown at full precision, so converting back gives exactly #a52a2a. 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. HEX → pairs
```
#A52A2A → A5 | 2A | 2A
```

2. base 16 → base 10

R = A5₁₆ = 10×16 + 5 = 165
G = 2A₁₆ = 2×16 + 10 = 42
B = 2A₁₆ = 2×16 + 10 = 42

3. RGB
```
rgb(165 42 42)
```

All formats

HEX: #a52a2a
RGB: rgb(165 42 42)
RGB (legacy): rgb(165, 42, 42)
HSL: hsl(0.00 59.42% 40.59%) → hsl(0 59% 41%)
HWB: hwb(0 16% 35%)
OKLCH: oklch(0.481 0.160 25.6) · oklch(48.1% 0.160 25.6)
OKLab: oklab(0.481 0.144 0.069)
Lab (D50): lab(38.15 50.38 31.83)
LCH (D50): lch(38.15 59.60 32.29)
Display P3: color(display-p3 0.5957 0.2056 0.1870)
Linear sRGB: color(srgb-linear 0.3763 0.0232 0.0232)

Gamut: sRGB and Display P3

#A52A2A is a hex color, so it sits inside sRGB and therefore inside Display P3. At this lightness and hue, sRGB reaches chroma 0.195 and Display P3 reaches 0.220; this color uses 82% of the sRGB chroma available.

CSS snippets

.element {
  color: #a52a2a;
  color: rgb(165 42 42);
  color: hsl(0 59% 41%);
  color: oklch(0.481 0.160 25.6);
}

/* Tailwind CSS v4 */
@theme {
  --color-brand: oklch(0.481 0.160 25.6);
}
/* arbitrary values */
class="text-[#a52a2a] bg-[oklch(0.481_0.160_25.6)]"

/* wide-gamut screens */
@media (color-gamut: p3) {
  .element { color: color(display-p3 0.5957 0.2056 0.1870); }
}

/* relative color syntax: 10% darker */
.element-dark { color: oklch(from #a52a2a 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

#BA3E3B · oklch(0.541 0.160 25.6) · ΔL +0.06
#911119 · oklch(0.421 0.160 25.6) · ΔL −0.06

Open in the studio

Open in the OKLCH picker Check contrast on white

Other converters for this color

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Guides: What is OKLCH?