#003db4

Color #003db4

A vivid, highly saturated dark blue.

Closest named color Slate Blue #6a5acd · ΔE 17.29 Nearest Tailwind class blue-800 #193cb8 · ΔE 1.5

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

Conversions

HEX

#003db4

RGB

rgb(0, 61, 180)

HSL

hsl(219.7, 100%, 35.3%)

HSV / HSB

hsv(219.7, 100%, 70.6%)

CMYK

cmyk(100%, 66.1%, 0%, 29.4%)

LAB

lab(30.95, 32.9, -66.83)

LCH

lch(30.95, 74.49, 296.21)

OKLCH

oklch(41.7%, 0.1957, 262.19)

HWB

hwb(219.7, 0%, 29.4%)

Harmony colors

Complementary

#b47700

Analogous

#0097b4

#003db4

#1d00b4

Triadic

#003db4

#b4003d

#3db400

Split-complementary

#003db4

#b41d00

#97b400

Tetradic

#003db4

#7700b4

#b47700

#3db400

Square

#003db4

#b40097

#b47700

#00b41d

Shades

Color #003db4 mixed toward black.

#003396

#002978

#001e5a

#00143c

#000a1e

Tints

Color #003db4 mixed toward white.

#0050eb

#236dff

#5a92ff

#91b6ff

#c8dbff

Tones

Color #003db4 mixed toward gray.

#0f42a5

#1e4796

#2d4b87

#3c5078

#4b5569

Accessibility

Aa White text on this color

9.03:1

Aa Black text on this color

2.33:1

White text reads better on this background (9.03:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2727a1 · ΔE 7.1

Deuteranopia

#241f9c · ΔE 8.9

Tritanopia

#08908c · ΔE 40.6

Achromatopsia

#494949 · ΔE 27.9

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

Code

CSS

background-color: #003db4;

Tailwind (arbitrary value)

bg-[#003db4]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#003db4 (#003db4) is rgb(0, 61, 180) in RGB.

No, #003db4 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 #003db4, or check how it holds up for accessibility.

Generate a palette → Check contrast