#3d31a3

Color #3d31a3

A moderately saturated medium blue.

Closest named color Rebecca Purple #663399 · ΔE 13.72 Nearest Tailwind class indigo-800 #372aac · ΔE 2.2

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Conversions

HEX

#3d31a3

RGB

rgb(61, 49, 163)

HSL

hsl(246.3, 53.8%, 41.6%)

HSV / HSB

hsv(246.3, 69.9%, 63.9%)

CMYK

cmyk(62.6%, 69.9%, 0%, 36.1%)

LAB

lab(28.99, 39.2, -59.78)

LCH

lch(28.99, 71.49, 303.25)

OKLCH

oklch(40.5%, 0.175, 279.87)

HWB

hwb(246.3, 19.2%, 36.1%)

Harmony colors

Complementary

#97a331

Analogous

#315ea3

#3d31a3

#7631a3

Triadic

#3d31a3

#a33d31

#31a33d

Split-complementary

#3d31a3

#a37631

#5ea331

Tetradic

#3d31a3

#a33197

#97a331

#31a33d

Square

#3d31a3

#a3315e

#97a331

#31a376

Shades

Color #3d31a3 mixed toward black.

#332988

#29216d

#1e1952

#141036

#0a081b

Tints

Color #3d31a3 mixed toward white.

#4e40c6

#7266d1

#958cdd

#b8b3e8

#dcd9f4

Tones

Color #3d31a3 mixed toward gray.

#453b9a

#4c4490

#544e87

#5b577d

#636174

Accessibility

Aa White text on this color

9.69:1

Aa Black text on this color

2.17:1

White text reads better on this background (9.69:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#383891 · ΔE 3.9

Deuteranopia

#393a8d · ΔE 4.9

Tritanopia

#3c817e · ΔE 36.8

Achromatopsia

#444444 · ΔE 27.5

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

Code

CSS

background-color: #3d31a3;

Tailwind (arbitrary value)

bg-[#3d31a3]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#3d31a3 (#3d31a3) is rgb(61, 49, 163) in RGB.

No, #3d31a3 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 #3d31a3, or check how it holds up for accessibility.

Generate a palette → Check contrast