HSL to HEX: #006400

Also known as: CSS darkgreen

Result

hsl(120.00 100.00% 19.61%) → #006400

Values are shown at full precision, so converting back gives exactly #006400. 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. input

    H = 120.00°, S = 100.00%, L = 19.61%
  2. 2. C

    C = (1 − |2L − 1|) × S = 0.39220
  3. 3. X

    X = C × (1 − |(H / 60°) mod 2 − 1|) = 0.00000   (H / 60° = 2.0000, sector 2)
  4. 4. m

    m = L − C / 2 = 0.00000
  5. 5. (R′, G′, B′) + m

    (R′, G′, B′) = (0.00000, 0.39220, 0.00000)
    R = round((0.00000 + 0.00000) × 255) = 0
    G = round((0.39220 + 0.00000) × 255) = 100
    B = round((0.00000 + 0.00000) × 255) = 0
  6. 6. RGB → HEX

    #006400

All formats

HEX
#006400
RGB
rgb(0 100 0)
RGB (legacy)
rgb(0, 100, 0)
HSL
hsl(120.00 100.00% 19.61%) → hsl(120 100% 20%)
HWB
hwb(120 0% 61%)
OKLCH
oklch(0.436 0.148 142.5) · oklch(43.6% 0.148 142.5)
OKLab
oklab(0.436 -0.118 0.090)
Lab (D50)
lab(36.24 -39.89 40.76)
LCH (D50)
lch(36.24 57.03 134.38)
Display P3
color(display-p3 0.1626 0.3859 0.0947)
Linear sRGB
color(srgb-linear 0.0000 0.1274 0.0000)

Gamut: sRGB and Display P3

#006400 is a hex color, so it sits inside sRGB and therefore inside Display P3. At this lightness and hue, sRGB reaches chroma 0.148 and Display P3 reaches 0.175; this color uses 100% of the sRGB chroma available.

CSS snippets

.element {
  color: #006400;
  color: rgb(0 100 0);
  color: hsl(120 100% 20%);
  color: oklch(0.436 0.148 142.5);
}

/* Tailwind CSS v4 */
@theme {
  --color-brand: oklch(0.436 0.148 142.5);
}
/* arbitrary values */
class="text-[#006400] bg-[oklch(0.436_0.148_142.5)]"

/* wide-gamut screens */
@media (color-gamut: p3) {
  .element { color: color(display-p3 0.1626 0.3859 0.0947); }
}

/* relative color syntax: 10% darker */
.element-dark { color: oklch(from #006400 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

  • #1F761C · oklch(0.496 0.148 142.5) · ΔL +0.06
  • #005300 · oklch(0.376 0.148 142.5) · ΔL −0.06

Open in the studio

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Guides: What is OKLCH?