#3f349d

Color #3f349d

A moderately saturated medium blue.

Closest named color Rebecca Purple #663399 · ΔE 11.68 Nearest Tailwind class indigo-800 #372aac · ΔE 3.4

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Conversions

HEX

#3f349d

RGB

rgb(63, 52, 157)

HSL

hsl(246.3, 50.2%, 41%)

HSV / HSB

hsv(246.3, 66.9%, 61.6%)

CMYK

cmyk(59.9%, 66.9%, 0%, 38.4%)

LAB

lab(29.28, 35.75, -55.66)

LCH

lch(29.28, 66.15, 302.71)

OKLCH

oklch(40.5%, 0.1632, 280.99)

HWB

hwb(246.3, 20.4%, 38.4%)

Harmony colors

Complementary

#929d34

Analogous

#345e9d

#3f349d

#74349d

Triadic

#3f349d

#9d3f34

#349d3f

Split-complementary

#3f349d

#9d7434

#5e9d34

Tetradic

#3f349d

#9d3492

#929d34

#349d3f

Square

#3f349d

#9d345e

#929d34

#349d74

Shades

Color #3f349d mixed toward black.

#352b83

#2a2369

#201a4f

#151134

#0b091a

Tints

Color #3f349d mixed toward white.

#5043c1

#7368cd

#968eda

#b9b4e6

#dcd9f3

Tones

Color #3f349d mixed toward gray.

#463d94

#4d468c

#544e83

#5b577a

#626071

Accessibility

Aa White text on this color

9.59:1

Aa Black text on this color

2.19:1

White text reads better on this background (9.59:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3b3a8c · ΔE 3.8

Deuteranopia

#3b3c88 · ΔE 4.8

Tritanopia

#3f7d7a · ΔE 35

Achromatopsia

#454545 · ΔE 26.7

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

Code

CSS

background-color: #3f349d;

Tailwind (arbitrary value)

bg-[#3f349d]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#3f349d (#3f349d) is rgb(63, 52, 157) in RGB.

No, #3f349d is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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 #3f349d, or check how it holds up for accessibility.

Generate a palette → Check contrast