#04d9ff - Neon Blue color

Vivid electric cyan with a striking, near-pure aqua hue that reads as fresh and luminous. It leans slightly toward green, producing a tropical, seawater quality while remaining intensely bright and cool. This color feels modern, energetic, and crisp—great for accents, call-to-action buttons, or neon-style highlights. It pairs beautifully with deep navy, charcoal gray, or warm coral, offering high contrast and a sense of clarity, optimism, and contemporary tech-friendly style.

#04d9ff color RGB value is 4, 217, 255, and the CMYK value is 0.984, 0.149, 0.00, 0.00. Alternative names for that color are: neon blue, cyan, skyblue, scooter, sky blue, violet.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	4, 217, 255	rgb(4, 217, 255)
CMYK	0.984, 0.149, 0.00, 0.00	-
sRGB	0.0157, 0.851, 1.00	rgb(1.57%, 85.1%, 100%)
Adobe® 98 RGB compatible	0.479, 0.847, 0.994	color(a98-rgb, 0.479, 0.847, 0.994)
HCT	218, 55.6, 80.1	color(--hct, 218, 38.4%, 80.1%)
HSL	189, 100, 50.8	hsl(189, 100%, 50.8%)
HSV	189, 98.4, 100	color(--hsv, 189, 98.4%, 100%)
HWB	189, 1.57, 0.00	hwb(189, 1.57%, 0%)
Lab	79.5, -35.5, -31.7	lab(79.5%, -35.5, -31.7)
P3	0.387, 0.838, 0.983	color(display-p3, 0.387, 0.838, 0.983)
XYZ D50	0.411, 0.558, 0.781	color(xyz-d50, 0.411, 0.558, 0.781)