#2f63cf

Color #2f63cf

A moderately saturated medium blue.

Closest named color Royal Blue #4169e1 · ΔE 7.56 Nearest Tailwind class blue-600 #155dfc · ΔE 5.6

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

Conversions

HEX

#2f63cf

RGB

rgb(47, 99, 207)

HSL

hsl(220.5, 63%, 49.8%)

HSV / HSB

hsv(220.5, 77.3%, 81.2%)

CMYK

cmyk(77.3%, 52.2%, 0%, 18.8%)

LAB

lab(44.28, 21.3, -60.8)

LCH

lch(44.28, 64.42, 289.31)

OKLCH

oklch(52.7%, 0.1766, 262.61)

HWB

hwb(220.5, 18.4%, 18.8%)

Harmony colors

Complementary

#cf9b2f

Analogous

#2fb3cf

#2f63cf

#4b2fcf

Triadic

#2f63cf

#cf2f63

#63cf2f

Split-complementary

#2f63cf

#cf4b2f

#b3cf2f

Tetradic

#2f63cf

#9b2fcf

#cf9b2f

#63cf2f

Square

#2f63cf

#cf2fb3

#cf9b2f

#2fcf4b

Shades

Color #2f63cf mixed toward black.

#2752ac

#1f428a

#173167

#102145

#081022

Tints

Color #2f63cf mixed toward white.

#517dd8

#7497df

#97b1e7

#b9cbef

#dce5f7

Tones

Color #2f63cf mixed toward gray.

#3c68c2

#4a6cb4

#5771a7

#64769a

#727a8c

Accessibility

Aa White text on this color

5.52:1

Aa Black text on this color

3.81:1

White text reads better on this background (5.52:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4b4bbc · ΔE 9.8

Deuteranopia

#4844b7 · ΔE 11.7

Tritanopia

#33aba7 · ΔE 37.6

Achromatopsia

#696969 · ΔE 26.3

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

Code

CSS

background-color: #2f63cf;

Tailwind (arbitrary value)

bg-[#2f63cf]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#2f63cf (#2f63cf) is rgb(47, 99, 207) in RGB.

No, #2f63cf 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.

Try it → Generators

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 #2f63cf, or check how it holds up for accessibility.

Generate a palette → Check contrast