#402f6c

Color #402f6c

A muted dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 11.46 Nearest Tailwind class indigo-900 #312c85 · ΔE 6.4

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Conversions

HEX

#402f6c

RGB

rgb(64, 47, 108)

HSL

hsl(256.7, 39.4%, 30.4%)

HSV / HSB

hsv(256.7, 56.5%, 42.4%)

CMYK

cmyk(40.7%, 56.5%, 0%, 57.6%)

LAB

lab(24.34, 23.39, -33.02)

LCH

lch(24.34, 40.46, 305.31)

OKLCH

oklch(35.7%, 0.1021, 293.38)

HWB

hwb(256.7, 18.4%, 57.6%)

Harmony colors

Complementary

#5b6c2f

Analogous

#2f3d6c

#402f6c

#5f2f6c

Triadic

#402f6c

#6c402f

#2f6c40

Split-complementary

#402f6c

#6c5f2f

#3d6c2f

Tetradic

#402f6c

#6c2f5b

#5b6c2f

#2f6c40

Square

#402f6c

#6c2f3d

#5b6c2f

#2f6c5f

Shades

Color #402f6c mixed toward black.

#35275a

#2b1f48

#201736

#151024

#0b0812

Tints

Color #402f6c mixed toward white.

#584195

#745ab7

#9783c9

#baaddb

#dcd6ed

Tones

Color #402f6c mixed toward gray.

#423467

#443962

#473e5d

#494358

#4b4853

Accessibility

Aa White text on this color

11.41:1

Aa Black text on this color

1.84:1

White text reads better on this background (11.41:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#393961 · ΔE 6.2

Deuteranopia

#3a3b5f · ΔE 7.4

Tritanopia

#3f5856 · ΔE 25.9

Achromatopsia

#3a3a3a · ΔE 22.3

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

Code

CSS

background-color: #402f6c;

Tailwind (arbitrary value)

bg-[#402f6c]

Related colors

Medium Purple #9370db

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Rebecca Purple #663399

Blue Violet #8a2be2

Frequently asked questions

#402f6c (#402f6c) is rgb(64, 47, 108) in RGB.

No, #402f6c 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 #402f6c, or check how it holds up for accessibility.

Generate a palette → Check contrast