#164ca4

Color #164ca4

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 13.76 Nearest Tailwind class blue-900 #1c398e · ΔE 6.7

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

Conversions

HEX

#164ca4

RGB

rgb(22, 76, 164)

HSL

hsl(217.2, 76.3%, 36.5%)

HSV / HSB

hsv(217.2, 86.6%, 64.3%)

CMYK

cmyk(86.6%, 53.7%, 0%, 35.7%)

LAB

lab(34.02, 17.35, -52.25)

LCH

lch(34.02, 55.06, 288.37)

OKLCH

oklch(43.7%, 0.1531, 260.07)

HWB

hwb(217.2, 8.6%, 35.7%)

Harmony colors

Complementary

#a46e16

Analogous

#1693a4

#164ca4

#2716a4

Triadic

#164ca4

#a4164c

#4ca416

Split-complementary

#164ca4

#a42716

#93a416

Tetradic

#164ca4

#6e16a4

#a46e16

#4ca416

Square

#164ca4

#a41693

#a46e16

#16a427

Shades

Color #164ca4 mixed toward black.

#123f89

#0f336d

#0b2652

#071937

#040d1b

Tints

Color #164ca4 mixed toward white.

#1c62d4

#417fe5

#709fec

#a0bff2

#cfdff9

Tones

Color #164ca4 mixed toward gray.

#224f98

#2e528c

#3a5581

#455775

#515a69

Accessibility

Aa White text on this color

8.06:1

Aa Black text on this color

2.6:1

White text reads better on this background (8.06:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#353695 · ΔE 9.2

Deuteranopia

#322e91 · ΔE 11.2

Tritanopia

#1b8784 · ΔE 34

Achromatopsia

#505050 · ΔE 24.7

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

Code

CSS

background-color: #164ca4;

Tailwind (arbitrary value)

bg-[#164ca4]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Royal Blue #4169e1

Frequently asked questions

#164ca4 (#164ca4) is rgb(22, 76, 164) in RGB.

No, #164ca4 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 #164ca4, or check how it holds up for accessibility.

Generate a palette → Check contrast