#4d3588

Color #4d3588

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 5.6 Nearest Tailwind class indigo-900 #312c85 · ΔE 5.2

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#4d3588

RGB

rgb(77, 53, 136)

HSL

hsl(257.3, 43.9%, 37.1%)

HSV / HSB

hsv(257.3, 61%, 53.3%)

CMYK

cmyk(43.4%, 61%, 0%, 46.7%)

LAB

lab(29.16, 31.33, -42.89)

LCH

lch(29.16, 53.11, 306.15)

OKLCH

oklch(40.3%, 0.1326, 292.81)

HWB

hwb(257.3, 20.8%, 46.7%)

Harmony colors

Complementary

#708835

Analogous

#354788

#4d3588

#773588

Triadic

#4d3588

#884d35

#35884d

Split-complementary

#4d3588

#887735

#478835

Tetradic

#4d3588

#883570

#708835

#35884d

Square

#4d3588

#883547

#708835

#358877

Shades

Color #4d3588 mixed toward black.

#402c71

#33235b

#271b44

#1a122d

#0d0917

Tints

Color #4d3588 mixed toward white.

#6344af

#8065c3

#a08cd2

#c0b2e1

#dfd9f0

Tones

Color #4d3588 mixed toward gray.

#503c81

#53437a

#564a73

#59516c

#5c5866

Accessibility

Aa White text on this color

9.63:1

Aa Black text on this color

2.18:1

White text reads better on this background (9.63:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#44447a · ΔE 7.2

Deuteranopia

#454777 · ΔE 8.6

Tritanopia

#4c6e6b · ΔE 29.4

Achromatopsia

#454545 · ΔE 24.6

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

Code

CSS

background-color: #4d3588;

Tailwind (arbitrary value)

bg-[#4d3588]

Related colors

Medium Purple #9370db

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Rebecca Purple #663399

Blue Violet #8a2be2

Frequently asked questions

#4d3588 (#4d3588) is rgb(77, 53, 136) in RGB.

No, #4d3588 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 #4d3588, or check how it holds up for accessibility.

Generate a palette → Check contrast