Philippine Sky Blue (#0066FF)

The hex code for Philippine Sky Blue is #0066FF. It is rgb(0, 102, 255) in RGB, hsl(216, 100%, 50%) in HSL, and about cmyk(100%, 60%, 0%, 0%) in CMYK — a mid-tone blue. White text is the more readable choice on this background.

#0066FF

HEX#0066FF

RGBrgb(0, 102, 255)

HSLhsl(216, 100%, 50%)

HSVhsv(216, 100%, 100%)

CMYKcmyk(100%, 60%, 0%, 0%)

OKLCHoklch(56.3% 0.241 260.8)

LABlab(46.43% 24.02 -84.10)

LCHlch(46.43% 87.46 285.94)

Colors Closest to Philippine Sky Blue

Philippine Sky Blue is a registered color name. These are the named colors nearest to it, measured as CIE76 distance in CIELAB — a perceptual scale, so the ordering matches what the eye sees rather than how close the raw RGB numbers happen to sit.

Ultramarine Blue#4166F5ΔE 7.25 Vantg Blue#5271FFΔE 9.98 Blue (Crayola)#1F75FEΔE 11.87 Very Light Blue#6666FFΔE 12.86 Bluetiful#3C69E7ΔE 15.2 Royal Blue#4169E1ΔE 18.53

Browse the full index of named colors A-Z or every blue in the library.

#0066FF Channel Values

How Philippine Sky Blue breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

Model	Channels	Notes
RGB	R 0 · G 102 · B 255	8-bit channels as sent to the display
HSL	H 216° · S 100% · L 50%	Easiest model for building lighter and darker variants
HSV	H 216° · S 100% · V 100%	Matches the picker in most design tools
CMYK	C 100% · M 60% · Y 0% · K 0%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	4.83:1 vs white · 4.34:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a Philippine Sky Blue background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

TextWhite text4.83:1AA normal AA large AAA normal

Fails AABlack text4.34:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #0066FF in the contrast checker.

Colors That Go With Philippine Sky Blue

Pairings derived from color-wheel relationships. The complementary color sits opposite Philippine Sky Blue; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base

Complementary

Analogous

Analogous

Triadic

Triadic

Split comp.

Split comp.

Tints & Shades of Philippine Sky Blue

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #0066FF.

How Philippine Sky Blue Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#0066FF

Protanopia#5D5DFF

Protanomaly#4961FF

Deuteranopia#5454FF

Deuteranomaly#415CFF

Tritanopia#008787

Tritanomaly#007BC3

Achromatopsia#727272

Test a full palette in the color blindness simulator.

Using #0066FF in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--philippine-sky-blue: #0066FF;

CSS backgroundbackground-color: #0066FF;

Tailwind configcolors: { 'philippine-sky-blue': '#0066FF' }

SwiftUIColor(red: 0.000, green: 0.400, blue: 1.000)

Android XML<color name="philippine_sky_blue">#0066FF</color>

SVG fillfill="#0066FF"

More Blue Colors

Philippine Sky Blue sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

0067a5 0066cc 0069a8 006699 0069d1 00598a 006db0 0057ad 0070b8 00549e 0072bb 0048ba 0b10a2 182d3e 2424b7 336084 45b1e8 5c7ee6 73c2fb 8c92ac abb5bf cad5e2 e7f5fe 000080

#0066FF Frequently Asked Questions

What is the hex code for Philippine Sky Blue?

The hex code for Philippine Sky Blue is #0066FF. That is rgb(0, 102, 255) in RGB, hsl(216, 100%, 50%) in HSL, and approximately cmyk(100%, 60%, 0%, 0%) in CMYK.

What is the RGB value of #0066FF?

#0066FF is rgb(0, 102, 255) — red 0, green 102, and blue 255 on the 0-255 scale.

What is the CMYK value of #0066FF?

#0066FF converts to approximately cmyk(100%, 60%, 0%, 0%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #0066FF be black or white?

White text is the more readable choice. #0066FF scores 4.83:1 against white and 4.34:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #0066FF as a CSS color keyword?

No. #0066FF is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is royalblue (#4169E1) at a CIE76 distance of 18.53, which is visibly different.

Open Philippine Sky Blue in a Tool

Hex to RGB Hex to HSL Hex to CMYK Hex to OKLCH Hex to Pantone Build a palette Make a gradient

Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.