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#2F66CA Color

#2F66CA is rgb(47, 102, 202) in RGB, hsl(219, 62%, 49%) in HSL, and about cmyk(77%, 50%, 0%, 21%) in CMYK. It has no registered color name of its own — the closest is Han Blue (#446CCF), very hard to tell apart at ΔE 3.69. White text is the more readable choice on this background.

#2F66CA
HEX#2F66CA
RGBrgb(47, 102, 202)
HSLhsl(219, 62%, 49%)
HSVhsv(219, 77%, 79%)
CMYKcmyk(77%, 50%, 0%, 21%)
OKLCHoklch(53% 0.166 261.2)
LABlab(43.85% 9.75 -58.38)
LCHlch(43.85% 59.19 279.49)

What #2F66CA Is Called

Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #2F66CA, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

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

#2F66CA Channel Values

How #2F66CA breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 47 · G 102 · B 2028-bit channels as sent to the display
HSLH 219° · S 62% · L 49%Easiest model for building lighter and darker variants
HSVH 219° · S 77% · V 79%Matches the picker in most design tools
CMYKC 77% · M 50% · Y 0% · K 21%Approximate ink mix; confirm with an ICC profile before printing
Luminance5.42:1 vs white · 3.87:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #2F66CA 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 text5.42:1AA normal AA large AAA normal
Fails AABlack text3.87:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #2F66CA in the contrast checker.

Colors That Go With #2F66CA

Pairings derived from color-wheel relationships. The complementary color sits opposite #2F66CA; 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 #2F66CA

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 #2F66CA.

How #2F66CA 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#2F66CA
Protanopia#5F5FCA
Protanomaly#5062CA
Deuteranopia#5858CA
Deuteranomaly#4B5ECA
Tritanopia#007979
Tritanomaly#0072A0
Achromatopsia#6A6A6A

Test a full palette in the color blindness simulator.

Using #2F66CA in Code

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

CSS custom property--color-2f66ca: #2F66CA;
CSS backgroundbackground-color: #2F66CA;
Tailwind configcolors: { 'color-2f66ca': '#2F66CA' }
SwiftUIColor(red: 0.184, green: 0.400, blue: 0.792)
Android XML<color name="color_2f66ca">#2F66CA</color>
SVG fillfill="#2F66CA"

More Blue Colors

#2F66CA sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

#2F66CA Frequently Asked Questions

What color is #2F66CA?

#2F66CA is a mid-tone blue — rgb(47, 102, 202) in RGB and hsl(219, 62%, 49%) in HSL. It carries no registered color name of its own; the closest named color is Han Blue (#446CCF), which is very hard to tell apart at a CIE76 distance of 3.69.

What is the RGB value of #2F66CA?

#2F66CA is rgb(47, 102, 202) — red 47, green 102, and blue 202 on the 0-255 scale.

What is the CMYK value of #2F66CA?

#2F66CA converts to approximately cmyk(77%, 50%, 0%, 21%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #2F66CA be black or white?

White text is the more readable choice. #2F66CA scores 5.42:1 against white and 3.87:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #2F66CA as a CSS color keyword?

No. #2F66CA 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 11.9, which is visibly different.

Open #2F66CA in a Tool

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