#403d52

Color #403d52

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 10.69 Nearest Tailwind class mauve-700 #463947 · ΔE 5.4

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Conversions

HEX

#403d52

RGB

rgb(64, 61, 82)

HSL

hsl(248.6, 14.7%, 28%)

HSV / HSB

hsv(248.6, 25.6%, 32.2%)

CMYK

cmyk(22%, 25.6%, 0%, 67.8%)

LAB

lab(26.84, 6.44, -12.2)

LCH

lch(26.84, 13.8, 297.83)

OKLCH

oklch(37.2%, 0.0358, 291.12)

HWB

hwb(248.6, 23.9%, 67.8%)

Harmony colors

Complementary

#4f523d

Analogous

#3d4452

#403d52

#4a3d52

Triadic

#403d52

#52403d

#3d5240

Split-complementary

#403d52

#524a3d

#44523d

Tetradic

#403d52

#523d4f

#4f523d

#3d5240

Square

#403d52

#523d44

#4f523d

#3d524a

Shades

Color #403d52 mixed toward black.

#353344

#2b2937

#201e29

#15141b

#0b0a0e

Tints

Color #403d52 mixed toward white.

#5b5775

#787397

#9a96b1

#bbb9cb

#dddce5

Tones

Color #403d52 mixed toward gray.

#413f50

#42404e

#44424d

#45444b

#464649

Accessibility

Aa White text on this color

10.46:1

Aa Black text on this color

2.01:1

White text reads better on this background (10.46:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3f3f4e · ΔE 3.4

Deuteranopia

#3f3f4c · ΔE 4.3

Tritanopia

#404a49 · ΔE 15.5

Achromatopsia

#3f3f3f · ΔE 11.5

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

Code

CSS

background-color: #403d52;

Tailwind (arbitrary value)

bg-[#403d52]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#403d52 (#403d52) is rgb(64, 61, 82) in RGB.

No, #403d52 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 #403d52, or check how it holds up for accessibility.

Generate a palette → Check contrast