#2c66ff

Color #2c66ff

A vivid, highly saturated medium blue.

Closest named color Medium Slate Blue #7b68ee · ΔE 16.41 Nearest Tailwind class blue-600 #155dfc · ΔE 3

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#2c66ff

RGB

rgb(44, 102, 255)

HSL

hsl(223.5, 100%, 58.6%)

HSV / HSB

hsv(223.5, 82.7%, 100%)

CMYK

cmyk(82.7%, 60%, 0%, 0%)

LAB

lab(48.58, 36.94, -80.87)

LCH

lch(48.58, 88.91, 294.55)

OKLCH

oklch(57%, 0.2353, 264.24)

HWB

hwb(223.5, 17.3%, 0%)

Harmony colors

Complementary

#ffc52c

Analogous

#2ccfff

#2c66ff

#5b2cff

Triadic

#2c66ff

#ff2c66

#66ff2c

Split-complementary

#2c66ff

#ff5b2c

#cfff2c

Tetradic

#2c66ff

#c52cff

#ffc52c

#66ff2c

Square

#2c66ff

#ff2ccf

#ffc52c

#2cff5b

Shades

Color #2c66ff mixed toward black.

#0044f9

#0037c7

#002995

#001b64

#000e32

Tints

Color #2c66ff mixed toward white.

#4f7fff

#7299ff

#95b2ff

#b9ccff

#dce5ff

Tones

Color #2c66ff mixed toward gray.

#3d6eed

#4f76dc

#617eca

#7286b9

#848ea7

Accessibility

Aa White text on this color

4.72:1

Aa Black text on this color

4.45:1

White text reads better on this background (4.72:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4c4ce6 · ΔE 9.1

Deuteranopia

#4844df · ΔE 11.3

Tritanopia

#31cfca · ΔE 44

Achromatopsia

#737373 · ΔE 29.6

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #2c66ff;

Tailwind (arbitrary value)

bg-[#2c66ff]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#2c66ff (#2c66ff) is rgb(44, 102, 255) in RGB.

No, #2c66ff is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

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Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #2c66ff, or check how it holds up for accessibility.

Generate a palette → Check contrast