#40456c

Color #40456c

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 19.61 Nearest Tailwind class slate-700 #314158 · ΔE 7.7

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Conversions

HEX

#40456c

RGB

rgb(64, 69, 108)

HSL

hsl(233.2, 25.6%, 33.7%)

HSV / HSB

hsv(233.2, 40.7%, 42.4%)

CMYK

cmyk(40.7%, 36.1%, 0%, 57.6%)

LAB

lab(30.47, 8.77, -23.31)

LCH

lch(30.47, 24.91, 290.62)

OKLCH

oklch(40.4%, 0.0659, 277.42)

HWB

hwb(233.2, 25.1%, 57.6%)

Harmony colors

Complementary

#6c6740

Analogous

#405b6c

#40456c

#51406c

Triadic

#40456c

#6c4045

#456c40

Split-complementary

#40456c

#6c5140

#5b6c40

Tetradic

#40456c

#67406c

#6c6740

#456c40

Square

#40456c

#6c405b

#6c6740

#406c51

Shades

Color #40456c mixed toward black.

#35395a

#2b2e48

#202236

#151724

#0b0b12

Tints

Color #40456c mixed toward white.

#555c8f

#7178ab

#959ac0

#b8bbd5

#dcddea

Tones

Color #40456c mixed toward gray.

#444868

#474b65

#4b4d61

#4f505d

#52535a

Accessibility

Aa White text on this color

9.19:1

Aa Black text on this color

2.29:1

White text reads better on this background (9.19:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#424264 · ΔE 2.5

Deuteranopia

#424262 · ΔE 2.9

Tritanopia

#405e5c · ΔE 23.1

Achromatopsia

#484848 · ΔE 16.6

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

Code

CSS

background-color: #40456c;

Tailwind (arbitrary value)

bg-[#40456c]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#40456c (#40456c) is rgb(64, 69, 108) in RGB.

No, #40456c 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 #40456c, or check how it holds up for accessibility.

Generate a palette → Check contrast