#0045bd

Color #0045bd

A vivid, highly saturated dark blue.

Closest named color Royal Blue #4169e1 · ΔE 14.98 Nearest Tailwind class blue-800 #193cb8 · ΔE 3.2

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

Conversions

HEX

#0045bd

RGB

rgb(0, 69, 189)

HSL

hsl(218.1, 100%, 37.1%)

HSV / HSB

hsv(218.1, 100%, 74.1%)

CMYK

cmyk(100%, 63.5%, 0%, 25.9%)

LAB

lab(33.83, 31.13, -67.42)

LCH

lch(33.83, 74.26, 294.78)

OKLCH

oklch(44.1%, 0.1976, 261.56)

HWB

hwb(218.1, 0%, 25.9%)

Harmony colors

Complementary

#bd7800

Analogous

#00a4bd

#0045bd

#1a00bd

Triadic

#0045bd

#bd0045

#45bd00

Split-complementary

#0045bd

#bd1a00

#a4bd00

Tetradic

#0045bd

#7800bd

#bd7800

#45bd00

Square

#0045bd

#bd00a4

#bd7800

#00bd1a

Shades

Color #0045bd mixed toward black.

#003a9e

#002e7e

#00235f

#00173f

#000c20

Tints

Color #0045bd mixed toward white.

#0059f3

#2977ff

#5f99ff

#94bbff

#caddff

Tones

Color #0045bd mixed toward gray.

#1049ad

#204e9e

#2f528e

#3f567e

#4f5a6e

Accessibility

Aa White text on this color

8.12:1

Aa Black text on this color

2.59:1

White text reads better on this background (8.12:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2d2daa · ΔE 8

Deuteranopia

#2924a5 · ΔE 10.1

Tritanopia

#0a9894 · ΔE 41.1

Achromatopsia

#505050 · ΔE 27.8

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

Code

CSS

background-color: #0045bd;

Tailwind (arbitrary value)

bg-[#0045bd]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Royal Blue #4169e1

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#0045bd (#0045bd) is rgb(0, 69, 189) in RGB.

No, #0045bd 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 #0045bd, or check how it holds up for accessibility.

Generate a palette → Check contrast