#513bd9

Color #513bd9

A moderately saturated medium blue.

Closest named color Blue Violet #8a2be2 · ΔE 17.5 Nearest Tailwind class indigo-700 #432dd7 · ΔE 3.3

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Conversions

HEX

#513bd9

RGB

rgb(81, 59, 217)

HSL

hsl(248.4, 67.5%, 54.1%)

HSV / HSB

hsv(248.4, 72.8%, 85.1%)

CMYK

cmyk(62.7%, 72.8%, 0%, 14.9%)

LAB

lab(37.64, 53.14, -77.31)

LCH

lch(37.64, 93.81, 304.5)

OKLCH

oklch(48.6%, 0.2266, 280.11)

HWB

hwb(248.4, 23.1%, 14.9%)

Harmony colors

Complementary

#c3d93b

Analogous

#3b74d9

#513bd9

#a03bd9

Triadic

#513bd9

#d9513b

#3bd951

Split-complementary

#513bd9

#d9a03b

#74d93b

Tetradic

#513bd9

#d93bc3

#c3d93b

#3bd951

Square

#513bd9

#d93b74

#c3d93b

#3bd9a0

Shades

Color #513bd9 mixed toward black.

#3b25c1

#2f1e9a

#231674

#180f4d

#0c0727

Tints

Color #513bd9 mixed toward white.

#6e5cdf

#8b7ce6

#a89dec

#c5bef2

#e2def9

Tones

Color #513bd9 mixed toward gray.

#5b48cc

#6455bf

#6e62b1

#7770a4

#807d97

Accessibility

Aa White text on this color

7.05:1

Aa Black text on this color

2.98:1

White text reads better on this background (7.05:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#4848c2 · ΔE 4.7

Deuteranopia

#4a4bbb · ΔE 5.9

Tritanopia

#50aca7 · ΔE 45.3

Achromatopsia

#595959 · ΔE 30.2

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

Code

CSS

background-color: #513bd9;

Tailwind (arbitrary value)

bg-[#513bd9]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#513bd9 (#513bd9) is rgb(81, 59, 217) in RGB.

No, #513bd9 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 #513bd9, or check how it holds up for accessibility.

Generate a palette → Check contrast