#1804a1

Color #1804a1

A vivid, highly saturated dark blue.

Closest named color Dark Blue #00008b · ΔE 8.89 Nearest Tailwind class violet-900 #4d179a · ΔE 6.2

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

Conversions

HEX

#1804a1

RGB

rgb(24, 4, 161)

HSL

hsl(247.6, 95.2%, 32.4%)

HSV / HSB

hsv(247.6, 97.5%, 63.1%)

CMYK

cmyk(85.1%, 97.5%, 0%, 36.9%)

LAB

lab(19.45, 55.3, -74.44)

LCH

lch(19.45, 92.73, 306.61)

OKLCH

oklch(33.1%, 0.215, 269.23)

HWB

hwb(247.6, 1.6%, 36.9%)

Harmony colors

Complementary

#8da104

Analogous

#043fa1

#1804a1

#6704a1

Triadic

#1804a1

#a11804

#04a118

Split-complementary

#1804a1

#a16704

#3fa104

Tetradic

#1804a1

#a1048d

#8da104

#04a118

Square

#1804a1

#a1043f

#8da104

#04a167

Shades

Color #1804a1 mixed toward black.

#140386

#10036c

#0c0251

#080136

#04011b

Tints

Color #1804a1 mixed toward white.

#2005d9

#3a1ff9

#6c57fb

#9d8ffc

#cec7fe

Tones

Color #1804a1 mixed toward gray.

#221194

#2b1e87

#352b7a

#3f386d

#494660

Accessibility

Aa White text on this color

13.37:1

Aa Black text on this color

1.57:1

White text reads better on this background (13.37:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#11118e · ΔE 3

Deuteranopia

#121489 · ΔE 3.9

Tritanopia

#177c78 · ΔE 42.3

Achromatopsia

#2f2f2f · ΔE 30.1

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

Code

CSS

background-color: #1804a1;

Tailwind (arbitrary value)

bg-[#1804a1]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#1804a1 (#1804a1) is rgb(24, 4, 161) in RGB.

No, #1804a1 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

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 #1804a1, or check how it holds up for accessibility.

Generate a palette → Check contrast