#0066CC Color (Hex and RGB)

#0066CC

rgb(0 102 204) · reads as blue

#0066cc has RGB values (0, 102, 204). This hex code is also a web-safe color equal to #06c. The color reads primarily as blue in sRGB space.

Color values

Format	Value	Channels
HEX	`#0066CC`	R00G66BCC
RGB	`rgb(0 102 204)`	R0G102B204
HSL	`hsl(210 100% 40%)`	H210°S100%L40%
OKLCH	`oklch(52% 0.18 256)`	L0.52C0.18H256°
HSV	`hsv(210, 100%, 80%)`	H210°S100%V80%
CMYK	`cmyk(100%, 50%, 0%, 20%)`	C100%M50%Y0%K20%

RGB mix

Red0 0%
Green102 40%
Blue204 80%

Base numbers

Base	R	G	B
Binary	`00000000`	`01100110`	`11001100`
Octal	`0`	`146`	`314`
Decimal	`0`	`102`	`204`
Hex	`00`	`66`	`cc`

Shades & tints

Shades mix #0066CC with black; tints mix it with white. Click any swatch to explore it.

Shades

Tints

Color harmonies

Complementary

Opposite on the color wheel — maximum contrast.

Analogous

Neighbors 30° either side — calm and cohesive.

Triadic

Three hues spaced 120° apart — vibrant balance.

Monochromatic

Same hue and saturation, different lightness.

Similar brand colors

The closest colors from our brand palettes, measured in OKLab.

Contrast & accessibility

WCAG 2.1 contrast against white and black. Test other pairs in the contrast checker.

#0066CC on #FFFFFF

5.57:1

AA ✓AAA ✕AA Large ✓AAA Large ✓

#0066CC on #000000

3.77:1

AA ✕AAA ✕AA Large ✓AAA Large ✕

#FFFFFF on #0066CC