#3f3f98

Color #3f3f98

A moderately saturated medium blue.

Closest named color Dark Slate Blue #483d8b · ΔE 7 Nearest Tailwind class blue-900 #1c398e · ΔE 5

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Conversions

HEX

#3f3f98

RGB

rgb(63, 63, 152)

HSL

hsl(240, 41.4%, 42.2%)

HSV / HSB

hsv(240, 58.6%, 59.6%)

CMYK

cmyk(58.6%, 58.6%, 0%, 40.4%)

LAB

lab(31.53, 27.12, -48.96)

LCH

lch(31.53, 55.97, 298.98)

OKLCH

oklch(42.1%, 0.142, 278.38)

HWB

hwb(240, 24.7%, 40.4%)

Harmony colors

Complementary

#98983f

Analogous

#3f6c98

#3f3f98

#6c3f98

Triadic

#3f3f98

#983f3f

#3f983f

Split-complementary

#3f3f98

#986c3f

#6c983f

Tetradic

#3f3f98

#983f98

#98983f

#3f983f

Square

#3f3f98

#983f6c

#98983f

#3f986c

Shades

Color #3f3f98 mixed toward black.

#35357f

#2a2a65

#20204c

#151533

#0b0b19

Tints

Color #3f3f98 mixed toward white.

#5151b7

#7474c5

#9797d4

#babae2

#dcdcf1

Tones

Color #3f3f98 mixed toward gray.

#464691

#4e4e89

#555582

#5d5d7a

#646473

Accessibility

Aa White text on this color

8.84:1

Aa Black text on this color

2.38:1

White text reads better on this background (8.84:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3f3f89 · ΔE 2.6

Deuteranopia

#3f3f85 · ΔE 3.4

Tritanopia

#3f7b78 · ΔE 32.6

Achromatopsia

#4a4a4a · ΔE 25

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

Code

CSS

background-color: #3f3f98;

Tailwind (arbitrary value)

bg-[#3f3f98]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#3f3f98 (#3f3f98) is rgb(63, 63, 152) in RGB.

No, #3f3f98 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 #3f3f98, or check how it holds up for accessibility.

Generate a palette → Check contrast