#403c73

Color #403c73

A muted dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 14.39 Nearest Tailwind class indigo-900 #312c85 · ΔE 7.4

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Conversions

HEX

#403c73

RGB

rgb(64, 60, 115)

HSL

hsl(244.4, 31.4%, 34.3%)

HSV / HSB

hsv(244.4, 47.8%, 45.1%)

CMYK

cmyk(44.3%, 47.8%, 0%, 54.9%)

LAB

lab(28.27, 16.98, -31.21)

LCH

lch(28.27, 35.53, 298.55)

OKLCH

oklch(38.8%, 0.0912, 284.6)

HWB

hwb(244.4, 23.5%, 54.9%)

Harmony colors

Complementary

#6f733c

Analogous

#3c5373

#403c73

#5b3c73

Triadic

#403c73

#73403c

#3c7340

Split-complementary

#403c73

#735b3c

#53733c

Tetradic

#403c73

#733c6f

#6f733c

#3c7340

Square

#403c73

#733c53

#6f733c

#3c735b

Shades

Color #403c73 mixed toward black.

#353260

#2b284d

#201e39

#151426

#0b0a13

Tints

Color #403c73 mixed toward white.

#544f98

#716cb2

#9591c6

#b8b6d9

#dcdaec

Tones

Color #403c73 mixed toward gray.

#44416e

#48456a

#4c4a65

#504e61

#54535c

Accessibility

Aa White text on this color

9.94:1

Aa Black text on this color

2.11:1

White text reads better on this background (9.94:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3e3e69 · ΔE 3

Deuteranopia

#3f3f66 · ΔE 4.1

Tritanopia

#40605e · ΔE 26

Achromatopsia

#434343 · ΔE 20.7

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

Code

CSS

background-color: #403c73;

Tailwind (arbitrary value)

bg-[#403c73]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#403c73 (#403c73) is rgb(64, 60, 115) in RGB.

No, #403c73 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 #403c73, or check how it holds up for accessibility.

Generate a palette → Check contrast