#001040

Color #001040

A vivid, highly saturated very dark blue.

Closest named color Midnight Blue #191970 · ΔE 25.39 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 4.7

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

Conversions

HEX

#001040

RGB

rgb(0, 16, 64)

HSL

hsl(225, 100%, 12.5%)

HSV / HSB

hsv(225, 100%, 25.1%)

CMYK

cmyk(100%, 75%, 0%, 74.9%)

LAB

lab(6.69, 15.65, -32.18)

LCH

lch(6.69, 35.78, 295.93)

OKLCH

oklch(20.1%, 0.0947, 262.23)

HWB

hwb(225, 0%, 74.9%)

Harmony colors

Complementary

#403000

Analogous

#003040

#001040

#100040

Triadic

#001040

#400010

#104000

Split-complementary

#001040

#401000

#304000

Tetradic

#001040

#300040

#403000

#104000

Square

#001040

#400030

#403000

#004010

Shades

Color #001040 mixed toward black.

#000d35

#000b2b

#000820

#000515

#00030b

Tints

Color #001040 mixed toward white.

#00238a

#0035d4

#2058ff

#6a8fff

#b5c7ff

Tones

Color #001040 mixed toward gray.

#05133a

#0b1535

#101830

#151b2b

#1b1d25

Accessibility

Aa White text on this color

18.29:1

Aa Black text on this color

1.15:1

White text reads better on this background (18.29:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#070838 · ΔE 2.4

Deuteranopia

#060536 · ΔE 2.6

Tritanopia

#013230 · ΔE 26.7

Achromatopsia

#151515 · ΔE 20.6

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

Code

CSS

background-color: #001040;

Tailwind (arbitrary value)

bg-[#001040]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#001040 (#001040) is rgb(0, 16, 64) in RGB.

No, #001040 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.

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Build something with this color

Generate a full palette from #001040, or check how it holds up for accessibility.

Generate a palette → Check contrast