#0064bb

Color #0064bb

A vivid, highly saturated dark blue.

Closest named color Cornflower Blue #6495ed · ΔE 19.88 Nearest Tailwind class sky-700 #0069a8 · ΔE 4.1

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

Conversions

HEX

#0064bb

RGB

rgb(0, 100, 187)

HSL

hsl(207.9, 100%, 36.7%)

HSV / HSB

hsv(207.9, 100%, 73.3%)

CMYK

cmyk(100%, 46.5%, 0%, 26.7%)

LAB

lab(42.31, 9.7, -52.46)

LCH

lch(42.31, 53.35, 280.48)

OKLCH

oklch(50.5%, 0.1576, 253.37)

HWB

hwb(207.9, 0%, 26.7%)

Harmony colors

Complementary

#bb5700

Analogous

#00bbb5

#0064bb

#0007bb

Triadic

#0064bb

#bb0064

#64bb00

Split-complementary

#0064bb

#bb0007

#bbb500

Tetradic

#0064bb

#5700bb

#bb5700

#64bb00

Square

#0064bb

#b500bb

#bb5700

#07bb00

Shades

Color #0064bb mixed toward black.

#00539c

#00437d

#00325e

#00213e

#00111f

Tints

Color #0064bb mixed toward white.

#0081f1

#289bff

#5eb4ff

#93cdff

#c9e6ff

Tones

Color #0064bb mixed toward gray.

#1063ac

#1f629c

#2f618c

#3e607d

#4e5f6d

Accessibility

Aa White text on this color

5.93:1

Aa Black text on this color

3.54:1

White text reads better on this background (5.93:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4243ab · ΔE 14.6

Deuteranopia

#3e37a7 · ΔE 17.6

Tritanopia

#139d9a · ΔE 33.4

Achromatopsia

#646464 · ΔE 24.3

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

Code

CSS

background-color: #0064bb;

Tailwind (arbitrary value)

bg-[#0064bb]

Related colors

Alice Blue #f0f8ff

Steel Blue #4682b4

Dodger Blue #1e90ff

Light Slate Gray #778899

Slate Gray #708090

Charcoal #36454f

Frequently asked questions

#0064bb (#0064bb) is rgb(0, 100, 187) in RGB.

No, #0064bb is not web-safe. The nearest web-safe colors are among its tones and shades below.

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 #0064bb, or check how it holds up for accessibility.

Generate a palette → Check contrast