#51487b

Color #51487b

A muted dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 17.45 Nearest Tailwind class slate-600 #45556c · ΔE 11

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Conversions

HEX

#51487b

RGB

rgb(81, 72, 123)

HSL

hsl(250.6, 26.2%, 38.2%)

HSV / HSB

hsv(250.6, 41.5%, 48.2%)

CMYK

cmyk(34.1%, 41.5%, 0%, 51.8%)

LAB

lab(33.59, 16.52, -27.72)

LCH

lch(33.59, 32.27, 300.79)

OKLCH

oklch(43.4%, 0.0829, 290.62)

HWB

hwb(250.6, 28.2%, 51.8%)

Harmony colors

Complementary

#727b48

Analogous

#48587b

#51487b

#6a487b

Triadic

#51487b

#7b5148

#487b51

Split-complementary

#51487b

#7b6a48

#587b48

Tetradic

#51487b

#7b4872

#727b48

#487b51

Square

#51487b

#7b4858

#727b48

#487b6a

Shades

Color #51487b mixed toward black.

#433c66

#363052

#28243d

#1b1829

#0d0c14

Tints

Color #51487b mixed toward white.

#675b9c

#847ab1

#a39cc5

#c2bdd8

#e0deec

Tones

Color #51487b mixed toward gray.

#544c77

#565072

#59556e

#5c596a

#5f5d66

Accessibility

Aa White text on this color

8.19:1

Aa Black text on this color

2.56:1

White text reads better on this background (8.19:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#4d4d71 · ΔE 4.5

Deuteranopia

#4e4e6f · ΔE 5.4

Tritanopia

#516967 · ΔE 25

Achromatopsia

#4f4f4f · ΔE 19.9

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

Code

CSS

background-color: #51487b;

Tailwind (arbitrary value)

bg-[#51487b]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Medium Purple #9370db

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#51487b (#51487b) is rgb(81, 72, 123) in RGB.

No, #51487b is not web-safe. The nearest web-safe colors are among its tones and shades below.

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 #51487b, or check how it holds up for accessibility.

Generate a palette → Check contrast