#040047

Color #040047

A vivid, highly saturated very dark blue.

Closest named color Midnight Blue #191970 · ΔE 14.76 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 6.9

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

Conversions

HEX

#040047

RGB

rgb(4, 0, 71)

HSL

hsl(243.4, 100%, 13.9%)

HSV / HSB

hsv(243.4, 100%, 27.8%)

CMYK

cmyk(94.4%, 100%, 0%, 72.2%)

LAB

lab(4.34, 28.33, -40.99)

LCH

lch(4.34, 49.83, 304.65)

OKLCH

oklch(18.3%, 0.1223, 268.03)

HWB

hwb(243.4, 0%, 72.2%)

Harmony colors

Complementary

#434700

Analogous

#001f47

#040047

#270047

Triadic

#040047

#470400

#004704

Split-complementary

#040047

#472700

#1f4700

Tetradic

#040047

#470043

#434700

#004704

Square

#040047

#47001f

#434700

#004727

Shades

Color #040047 mixed toward black.

#03003b

#03002f

#020023

#010018

#01000c

Tints

Color #040047 mixed toward white.

#080090

#0c00d9

#3023ff

#756dff

#bab6ff

Tones

Color #040047 mixed toward gray.

#090641

#0e0c3b

#141235

#19182f

#1e1e29

Accessibility

Aa White text on this color

19.16:1

Aa Black text on this color

1.1:1

White text reads better on this background (19.16:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#02023e · ΔE 2.8

Deuteranopia

#03033b · ΔE 3.8

Tritanopia

#043533 · ΔE 29.1

Achromatopsia

#0f0f0f · ΔE 24

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

Code

CSS

background-color: #040047;

Tailwind (arbitrary value)

bg-[#040047]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#040047 (#040047) is rgb(4, 0, 71) in RGB.

No, #040047 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.

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Contrast Checker

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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 #040047, or check how it holds up for accessibility.

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