#40475a

Color #40475a

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 7.05 Nearest Tailwind class gray-700 #364153 · ΔE 3.1

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

Conversions

HEX

#40475a

RGB

rgb(64, 71, 90)

HSL

hsl(223.8, 16.9%, 30.2%)

HSV / HSB

hsv(223.8, 28.9%, 35.3%)

CMYK

cmyk(28.9%, 21.1%, 0%, 64.7%)

LAB

lab(30.24, 2.09, -12.18)

LCH

lch(30.24, 12.36, 279.74)

OKLCH

oklch(39.9%, 0.0334, 268.97)

HWB

hwb(223.8, 25.1%, 64.7%)

Harmony colors

Complementary

#5a5340

Analogous

#40545a

#40475a

#46405a

Triadic

#40475a

#5a4047

#475a40

Split-complementary

#40475a

#5a4640

#545a40

Tetradic

#40475a

#53405a

#5a5340

#475a40

Square

#40475a

#5a4054

#5a5340

#405a46

Shades

Color #40475a mixed toward black.

#353b4b

#2b2f3c

#20242d

#15181e

#0b0c0f

Tints

Color #40475a mixed toward white.

#59627d

#747f9c

#979fb5

#babfce

#dcdfe6

Tones

Color #40475a mixed toward gray.

#424858

#444956

#474a54

#494b51

#4b4c4f

Accessibility

Aa White text on this color

9.26:1

Aa Black text on this color

2.27:1

White text reads better on this background (9.26:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#434356 · ΔE 3.7

Deuteranopia

#434255 · ΔE 4.2

Tritanopia

#405252 · ΔE 13.3

Achromatopsia

#474747 · ΔE 9.8

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

Code

CSS

background-color: #40475a;

Tailwind (arbitrary value)

bg-[#40475a]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#40475a (#40475a) is rgb(64, 71, 90) in RGB.

No, #40475a 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.

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.

Try it →

Build something with this color

Generate a full palette from #40475a, or check how it holds up for accessibility.

Generate a palette → Check contrast