#403984

Color #403984

A muted dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 2.8 Nearest Tailwind class indigo-900 #312c85 · ΔE 4.3

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Conversions

HEX

#403984

RGB

rgb(64, 57, 132)

HSL

hsl(245.6, 39.7%, 37.1%)

HSV / HSB

hsv(245.6, 56.8%, 51.8%)

CMYK

cmyk(51.5%, 56.8%, 0%, 48.2%)

LAB

lab(28.6, 24.51, -41.38)

LCH

lch(28.6, 48.09, 300.64)

OKLCH

oklch(39.4%, 0.1216, 283.56)

HWB

hwb(245.6, 22.4%, 48.2%)

Harmony colors

Complementary

#7d8439

Analogous

#395884

#403984

#663984

Triadic

#403984

#844039

#398440

Split-complementary

#403984

#846639

#588439

Tetradic

#403984

#84397d

#7d8439

#398440

Square

#403984

#843958

#7d8439

#398466

Shades

Color #403984 mixed toward black.

#35306e

#2b2658

#201d42

#15132c

#0b0a16

Tints

Color #403984 mixed toward white.

#5249aa

#726abf

#958fcf

#b8b4df

#dcdaef

Tones

Color #403984 mixed toward gray.

#453f7e

#4a4678

#4f4c71

#54526b

#5a5865

Accessibility

Aa White text on this color

9.83:1

Aa Black text on this color

2.14:1

White text reads better on this background (9.83:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3d3d77 · ΔE 3.5

Deuteranopia

#3d3e74 · ΔE 4.3

Tritanopia

#406c69 · ΔE 29.6

Achromatopsia

#434343 · ΔE 23.6

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

Code

CSS

background-color: #403984;

Tailwind (arbitrary value)

bg-[#403984]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#403984 (#403984) is rgb(64, 57, 132) in RGB.

No, #403984 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 #403984, or check how it holds up for accessibility.

Generate a palette → Check contrast