#4166ce

Color #4166ce

A moderately saturated medium blue.

Closest named color Royal Blue #4169e1 · ΔE 9.16 Nearest Tailwind class blue-600 #155dfc · ΔE 5.8

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

Conversions

HEX

#4166ce

RGB

rgb(65, 102, 206)

HSL

hsl(224.3, 59%, 53.1%)

HSV / HSB

hsv(224.3, 68.4%, 80.8%)

CMYK

cmyk(68.4%, 50.5%, 0%, 19.2%)

LAB

lab(45.74, 21.35, -57.82)

LCH

lch(45.74, 61.64, 290.27)

OKLCH

oklch(54%, 0.1664, 266.21)

HWB

hwb(224.3, 25.5%, 19.2%)

Harmony colors

Complementary

#cea941

Analogous

#41acce

#4166ce

#6241ce

Triadic

#4166ce

#ce4166

#66ce41

Split-complementary

#4166ce

#ce6241

#acce41

Tetradic

#4166ce

#a941ce

#cea941

#66ce41

Square

#4166ce

#ce41ac

#cea941

#41ce62

Shades

Color #4166ce mixed toward black.

#2e51b3

#254190

#1c316c

#132048

#091024

Tints

Color #4166ce mixed toward white.

#617fd6

#8099de

#a0b2e6

#c0ccef

#dfe5f7

Tones

Color #4166ce mixed toward gray.

#4d6bc2

#5871b6

#6477ab

#707c9f

#7c8293

Accessibility

Aa White text on this color

5.23:1

Aa Black text on this color

4.02:1

White text reads better on this background (5.23:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5354bc · ΔE 7.7

Deuteranopia

#514eb7 · ΔE 9.5

Tritanopia

#43aba7 · ΔE 36.4

Achromatopsia

#6c6c6c · ΔE 25.9

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

Code

CSS

background-color: #4166ce;

Tailwind (arbitrary value)

bg-[#4166ce]

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

#4166ce (#4166ce) is rgb(65, 102, 206) in RGB.

No, #4166ce 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.

Try it → Accessibility

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.

Try it →

Build something with this color

Generate a full palette from #4166ce, or check how it holds up for accessibility.

Generate a palette → Check contrast