#404c82

Color #404c82

A muted dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 18.12 Nearest Tailwind class blue-900 #1c398e · ΔE 7.7

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

Conversions

HEX

#404c82

RGB

rgb(64, 76, 130)

HSL

hsl(229.1, 34%, 38%)

HSV / HSB

hsv(229.1, 50.8%, 51%)

CMYK

cmyk(50.8%, 41.5%, 0%, 49%)

LAB

lab(33.71, 11.3, -31.96)

LCH

lch(33.71, 33.9, 289.47)

OKLCH

oklch(43.3%, 0.0905, 272.66)

HWB

hwb(229.1, 25.1%, 49%)

Harmony colors

Complementary

#827640

Analogous

#406d82

#404c82

#554082

Triadic

#404c82

#82404c

#4c8240

Split-complementary

#404c82

#825540

#6d8240

Tetradic

#404c82

#764082

#827640

#4c8240

Square

#404c82

#82406d

#827640

#408255

Shades

Color #404c82 mixed toward black.

#353f6c

#2b3357

#202641

#15192b

#0b0d16

Tints

Color #404c82 mixed toward white.

#5161a5

#727fb9

#959fcb

#b8bfdc

#dcdfee

Tones

Color #404c82 mixed toward gray.

#454f7c

#4b5377

#505671

#565a6c

#5b5d66

Accessibility

Aa White text on this color

8.16:1

Aa Black text on this color

2.57:1

White text reads better on this background (8.16:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#454678 · ΔE 3.6

Deuteranopia

#454475 · ΔE 4.5

Tritanopia

#416f6d · ΔE 25.8

Achromatopsia

#4f4f4f · ΔE 19.7

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

Code

CSS

background-color: #404c82;

Tailwind (arbitrary value)

bg-[#404c82]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#404c82 (#404c82) is rgb(64, 76, 130) in RGB.

No, #404c82 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 #404c82, or check how it holds up for accessibility.

Generate a palette → Check contrast