#4b63aa

Color #4b63aa

A muted medium blue.

Closest named color Dark Slate Blue #483d8b · ΔE 18.4 Nearest Tailwind class slate-500 #62748e · ΔE 9.1

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

Conversions

HEX

#4b63aa

RGB

rgb(75, 99, 170)

HSL

hsl(224.8, 38.8%, 48%)

HSV / HSB

hsv(224.8, 55.9%, 66.7%)

CMYK

cmyk(55.9%, 41.8%, 0%, 33.3%)

LAB

lab(43.24, 12.52, -40.89)

LCH

lch(43.24, 42.76, 287.02)

OKLCH

oklch(51.5%, 0.1162, 268.08)

HWB

hwb(224.8, 29.4%, 33.3%)

Harmony colors

Complementary

#aa924b

Analogous

#4b92aa

#4b63aa

#624baa

Triadic

#4b63aa

#aa4b63

#63aa4b

Split-complementary

#4b63aa

#aa624b

#92aa4b

Tetradic

#4b63aa

#924baa

#aa924b

#63aa4b

Square

#4b63aa

#aa4b92

#aa924b

#4baa62

Shades

Color #4b63aa mixed toward black.

#3e528e

#324271

#253155

#192139

#0c101c

Tints

Color #4b63aa mixed toward white.

#667bbb

#8496c9

#a3b0d6

#c2cae4

#e0e5f1

Tones

Color #4b63aa mixed toward gray.

#5367a2

#5b6b9a

#636f92

#6b738a

#727682

Accessibility

Aa White text on this color

5.73:1

Aa Black text on this color

3.66:1

White text reads better on this background (5.73:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#56579d · ΔE 6.1

Deuteranopia

#555399 · ΔE 7.4

Tritanopia

#4c918e · ΔE 29.5

Achromatopsia

#666666 · ΔE 22.1

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

Code

CSS

background-color: #4b63aa;

Tailwind (arbitrary value)

bg-[#4b63aa]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Navy #000080

Frequently asked questions

#4b63aa (#4b63aa) is rgb(75, 99, 170) in RGB.

No, #4b63aa 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 #4b63aa, or check how it holds up for accessibility.

Generate a palette → Check contrast