#403f4e

Color #403f4e

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 7.44 Nearest Tailwind class zinc-700 #3f3f46 · ΔE 4.4

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

Conversions

HEX

#403f4e

RGB

rgb(64, 63, 78)

HSL

hsl(244, 10.6%, 27.6%)

HSV / HSB

hsv(244, 19.2%, 30.6%)

CMYK

cmyk(17.9%, 19.2%, 0%, 69.4%)

LAB

lab(27.28, 4.05, -8.9)

LCH

lch(27.28, 9.78, 294.47)

OKLCH

oklch(37.5%, 0.0255, 288.08)

HWB

hwb(244, 24.7%, 69.4%)

Harmony colors

Complementary

#4d4e3f

Analogous

#3f454e

#403f4e

#473f4e

Triadic

#403f4e

#4e403f

#3f4e40

Split-complementary

#403f4e

#4e473f

#454e3f

Tetradic

#403f4e

#4e3f4d

#4d4e3f

#3f4e40

Square

#403f4e

#4e3f45

#4d4e3f

#3f4e47

Shades

Color #403f4e mixed toward black.

#353441

#2b2a34

#201f27

#15151a

#0b0a0d

Tints

Color #403f4e mixed toward white.

#5c5a70

#797791

#9a99ac

#bcbbc8

#dddde3

Tones

Color #403f4e mixed toward gray.

#41404d

#42414b

#43434a

#444449

#454548

Accessibility

Aa White text on this color

10.3:1

Aa Black text on this color

2.04:1

White text reads better on this background (10.3:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#40404b · ΔE 2.2

Deuteranopia

#40404a · ΔE 2.7

Tritanopia

#404847 · ΔE 11.8

Achromatopsia

#404040 · ΔE 8.7

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

Code

CSS

background-color: #403f4e;

Tailwind (arbitrary value)

bg-[#403f4e]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#403f4e (#403f4e) is rgb(64, 63, 78) in RGB.

No, #403f4e 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 #403f4e, or check how it holds up for accessibility.

Generate a palette → Check contrast