HEX to OKLCH: #E0E7FF

Also known as: Tailwind indigo-100, Tailwind v3 indigo-100

Result

#E0E7FF → oklch(0.930 0.033 272.8)

Values are shown at full precision, so converting back gives exactly #e0e7ff. 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. sRGB → linear

    R: 224/255 = 0.87843 → 0.745404  (((x + 0.055) / 1.055)^2.4)
    G: 231/255 = 0.90588 → 0.799103  (((x + 0.055) / 1.055)^2.4)
    B: 255/255 = 1.00000 → 1.000000  (((x + 0.055) / 1.055)^2.4)
  2. 2. linear sRGB → LMS

    l = 0.4122·R + 0.5363·G + 0.0514·B = 0.787302
    m = 0.2119·R + 0.6807·G + 0.1074·B = 0.809300
    s = 0.0883·R + 0.2817·G + 0.6300·B = 0.920922
  3. 3. cube root

    l′ = ∛0.787302 = 0.923380
    m′ = ∛0.809300 = 0.931901
    s′ = ∛0.920922 = 0.972914
  4. 4. LMS′ → Oklab

    L = 0.2105·l′ + 0.7936·m′ − 0.0041·s′ = 0.92994
    a = 1.9780·l′ − 2.4286·m′ + 0.4506·s′ = 0.00163
    b = 0.0259·l′ + 0.7828·m′ − 0.8087·s′ = -0.03339
  5. 5. Oklab → OKLCH

    C = √(a² + b²) = 0.03343
    H = atan2(b, a) = 272.788°
    L = 0.92994
  6. 6. OKLCH

    oklch(0.92994 0.03343 272.788)
    rounded: oklch(0.930 0.033 272.8)

All formats

HEX
#e0e7ff
RGB
rgb(224 231 255)
RGB (legacy)
rgb(224, 231, 255)
HSL
hsl(226.45 100.00% 93.92%) → hsl(226 100% 94%)
HWB
hwb(226 88% 0%)
OKLCH
oklch(0.930 0.033 272.8) · oklch(93.0% 0.033 272.8)
OKLab
oklab(0.930 0.002 -0.033)
Lab (D50)
lab(91.65 1.02 -12.51)
LCH (D50)
lch(91.65 12.55 274.67)
Display P3
color(display-p3 0.8834 0.9050 0.9916)
Linear sRGB
color(srgb-linear 0.7454 0.7991 1.0000)

Gamut: sRGB and Display P3

#E0E7FF is a hex color, so it sits inside sRGB and therefore inside Display P3. At this lightness and hue, sRGB reaches chroma 0.033 and Display P3 reaches 0.037; this color uses 100% of the sRGB chroma available.

CSS snippets

.element {
  color: #e0e7ff;
  color: rgb(224 231 255);
  color: hsl(226 100% 94%);
  color: oklch(0.930 0.033 272.8);
}

/* Tailwind CSS v4 */
@theme {
  --color-brand: oklch(0.930 0.033 272.8);
}
/* arbitrary values */
class="text-[#e0e7ff] bg-[oklch(0.930_0.033_272.8)]"

/* wide-gamut screens */
@media (color-gamut: p3) {
  .element { color: color(display-p3 0.8834 0.9050 0.9916); }
}

/* relative color syntax: 10% darker */
.element-dark { color: oklch(from #e0e7ff 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

  • #F4FBFF · oklch(0.990 0.033 272.8) · ΔL +0.06
  • #CCD3EB · oklch(0.870 0.033 272.8) · ΔL −0.06

Open in the studio

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Guides: What is OKLCH?