#515191

Color #515191

A muted medium blue.

Closest named color Dark Slate Blue #483d8b · ΔE 12.71 Nearest Tailwind class slate-600 #45556c · ΔE 9.1

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

Conversions

HEX

#515191

RGB

rgb(81, 81, 145)

HSL

hsl(240, 28.3%, 44.3%)

HSV / HSB

hsv(240, 44.1%, 56.9%)

CMYK

cmyk(44.1%, 44.1%, 0%, 43.1%)

LAB

lab(37.26, 17.34, -35.43)

LCH

lch(37.26, 39.45, 296.08)

OKLCH

oklch(46.6%, 0.1022, 281.68)

HWB

hwb(240, 31.8%, 43.1%)

Harmony colors

Complementary

#919151

Analogous

#517191

#515191

#715191

Triadic

#515191

#915151

#519151

Split-complementary

#515191

#917151

#719151

Tetradic

#515191

#915191

#919151

#519151

Square

#515191

#915171

#919151

#519171

Shades

Color #515191 mixed toward black.

#434379

#363661

#282848

#1b1b30

#0d0d18

Tints

Color #515191 mixed toward white.

#6767aa

#8686bb

#a4a4cc

#c2c2dd

#e1e1ee

Tones

Color #515191 mixed toward gray.

#56568c

#5c5c86

#616181

#66667c

#6c6c76

Accessibility

Aa White text on this color

7.15:1

Aa Black text on this color

2.94:1

White text reads better on this background (7.15:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#515185 · ΔE 2.6

Deuteranopia

#515182 · ΔE 3.4

Tritanopia

#517a78 · ΔE 27.2

Achromatopsia

#585858 · ΔE 21.6

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

Code

CSS

background-color: #515191;

Tailwind (arbitrary value)

bg-[#515191]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#515191 (#515191) is rgb(81, 81, 145) in RGB.

No, #515191 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.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #515191, or check how it holds up for accessibility.

Generate a palette → Check contrast