#503bb1

Color #503bb1

A moderately saturated medium blue.

Closest named color Slate Blue #6a5acd · ΔE 12.49 Nearest Tailwind class indigo-800 #372aac · ΔE 5.1

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Conversions

HEX

#503bb1

RGB

rgb(80, 59, 177)

HSL

hsl(250.7, 50%, 46.3%)

HSV / HSB

hsv(250.7, 66.7%, 69.4%)

CMYK

cmyk(54.8%, 66.7%, 0%, 30.6%)

LAB

lab(34, 40.82, -59.91)

LCH

lch(34, 72.49, 304.27)

OKLCH

oklch(44.9%, 0.178, 284.81)

HWB

hwb(250.7, 23.1%, 30.6%)

Harmony colors

Complementary

#9cb13b

Analogous

#3b61b1

#503bb1

#8b3bb1

Triadic

#503bb1

#b1503b

#3bb150

Split-complementary

#503bb1

#b18b3b

#61b13b

Tetradic

#503bb1

#b13b9c

#9cb13b

#3bb150

Square

#503bb1

#b13b61

#9cb13b

#3bb18b

Shades

Color #503bb1 mixed toward black.

#433194

#352776

#281e59

#1b143b

#0d0a1e

Tints

Color #503bb1 mixed toward white.

#6854c6

#8676d1

#a598dd

#c3bbe8

#e1ddf4

Tones

Color #503bb1 mixed toward gray.

#5645a7

#5d4f9d

#635994

#69628a

#706c80

Accessibility

Aa White text on this color

8.07:1

Aa Black text on this color

2.6:1

White text reads better on this background (8.07:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#48489e · ΔE 5.6

Deuteranopia

#494a9a · ΔE 6.5

Tritanopia

#4f8d89 · ΔE 37.3

Achromatopsia

#505050 · ΔE 27.6

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

Code

CSS

background-color: #503bb1;

Tailwind (arbitrary value)

bg-[#503bb1]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Medium Purple #9370db

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#503bb1 (#503bb1) is rgb(80, 59, 177) in RGB.

No, #503bb1 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 #503bb1, or check how it holds up for accessibility.

Generate a palette → Check contrast