#F0FDFF

A color in the Cyan, Emerald family

#f0fdff is a color in the Cyan, Emerald family: RGB(240, 253, 255), HSL(188°, 100%, 97%), CMYK(6%, 1%, 0%, 0%). Closest named color: azure. Contrast is 1.04:1 on white and 20.2:1 on black. See shades, harmonies and color-blindness simulation.

Color Codes

HEX#f0fdff
RGBrgb(240 253 255)
RGB (legacy)rgb(240, 253, 255)
RGB %rgb(94% 99% 100%)
HSLhsl(188 100% 97%)
HSV / HSBhsv(188, 6%, 100%)
HWBhwb(188 94% 0%)
CMYKcmyk(6%, 1%, 0%, 0%)
CIELAB (D50)lab(98.38 -4.13 -2.51)
LCHlch(98.38 4.84 211.27)
OKLaboklab(0.985 -0.0123 -0.0065)
OKLCHoklch(0.985 0.0139 207.88)
Decimal15793663

Properties

Color ToneCyan, Emerald
Closest named colorazure ΔE 0.5
Closest web-safe color#ffffff
Hue188°
Saturation (HSL / HSV)100% / 6%
Lightness (HSL)97%
Brightness or Value (HSV)100%
Luminance (Rec.601 / Rec.709)98% / 98%
Relative luminance (WCAG)0.96
Red / Green / Blue240 / 253 / 255

WCAG 2.2 Contrast Ratio

On White (#ffffff)
1.04:1
AA Normal (4.5:1) · FailAA Large (3:1) · FailAAA Normal (7:1) · Fail
On Black (#000000)
20.20:1
AA Normal (4.5:1) · PassAA Large (3:1) · PassAAA Normal (7:1) · Pass
Aa Bb 123

APCA Contrast Lc (reference) — As text on white / black: Lc 0 / -104.9 · As background with white / black text: Lc 0 / 103.3

Lightness Scale (OKLCH 50–950)

Eleven steps that change only perceived lightness while keeping hue and chroma — ready to use as design-system color tokens.

Tints (mixed with white)

Shades (mixed with black)

Color Harmonies

Color Vision Deficiency Simulation

Estimated appearance of this color for people with color vision deficiencies (Machado 2009).

Similar Named Colors

Use in CSS

:root {
  --color-brand: #f0fdff;
  --color-brand-oklch: oklch(98.5% 0.0139 207.88);
}
.text { color: var(--color-brand); }
.background { background-color: var(--color-brand); }
.border { border: 1px solid rgb(240 253 255 / 50%); }
/* Tailwind CSS */
<div class="bg-[#f0fdff] text-[#f0fdff] border-[#f0fdff]">