#A3FDFF

A color in the Cyan, Emerald family

#a3fdff is a color in the Cyan, Emerald family: RGB(163, 253, 255), HSL(181°, 100%, 82%), CMYK(36%, 1%, 0%, 0%). Closest named color: paleturquoise. Contrast is 1.16:1 on white and 18.05:1 on black. See shades, harmonies and color-blindness simulation.

Color Codes

HEX#a3fdff
RGBrgb(163 253 255)
RGB (legacy)rgb(163, 253, 255)
RGB %rgb(64% 99% 100%)
HSLhsl(181 100% 82%)
HSV / HSBhsv(181, 36%, 100%)
HWBhwb(181 64% 0%)
CMYKcmyk(36%, 1%, 0%, 0%)
CIELAB (D50)lab(93.72 -27.66 -9.97)
LCHlch(93.72 29.4 199.82)
OKLaboklab(0.9383 -0.0822 -0.026)
OKLCHoklch(0.9383 0.0862 197.58)
Decimal10747391

Properties

Color ToneCyan, Emerald
Closest named colorpaleturquoise ΔE 3.9
Closest web-safe color#99ffff
Hue181°
Saturation (HSL / HSV)100% / 36%
Lightness (HSL)82%
Brightness or Value (HSV)100%
Luminance (Rec.601 / Rec.709)89% / 92%
Relative luminance (WCAG)0.8526
Red / Green / Blue163 / 253 / 255

WCAG 2.2 Contrast Ratio

On White (#ffffff)
1.16:1
AA Normal (4.5:1) · FailAA Large (3:1) · FailAAA Normal (7:1) · Fail
On Black (#000000)
18.05:1
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 7.6 / -96.7 · As background with white / black text: Lc -9 / 95.9

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: #a3fdff;
  --color-brand-oklch: oklch(93.83% 0.0862 197.58);
}
.text { color: var(--color-brand); }
.background { background-color: var(--color-brand); }
.border { border: 1px solid rgb(163 253 255 / 50%); }
/* Tailwind CSS */
<div class="bg-[#a3fdff] text-[#a3fdff] border-[#a3fdff]">