#517abd

Color #517abd

A moderately saturated medium blue.

Closest named color Steel Blue #4682b4 · ΔE 12.46 Nearest Tailwind class blue-500 #2b7fff · ΔE 7

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Conversions

HEX

#517abd

RGB

rgb(81, 122, 189)

HSL

hsl(217.2, 45%, 52.9%)

HSV / HSB

hsv(217.2, 57.1%, 74.1%)

CMYK

cmyk(57.1%, 35.4%, 0%, 25.9%)

LAB

lab(51.08, 5.92, -39.5)

LCH

lch(51.08, 39.94, 278.52)

OKLCH

oklch(58%, 0.1135, 259.8)

HWB

hwb(217.2, 31.8%, 25.9%)

Harmony colors

Complementary

#bd9451

Analogous

#51b0bd

#517abd

#5e51bd

Triadic

#517abd

#bd517a

#7abd51

Split-complementary

#517abd

#bd5e51

#b0bd51

Tetradic

#517abd

#9451bd

#bd9451

#7abd51

Square

#517abd

#bd51b0

#bd9451

#51bd5e

Shades

Color #517abd mixed toward black.

#3e64a3

#315082

#253c62

#192841

#0c1421

Tints

Color #517abd mixed toward white.

#6e90c8

#8ba6d3

#a8bcde

#c5d3e9

#e2e9f4

Tones

Color #517abd mixed toward gray.

#5a7cb4

#637eab

#6c80a2

#758399

#7e8590

Accessibility

Aa White text on this color

4.31:1

Aa Black text on this color

4.87:1

Black text reads better on this background (4.87:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6566b0 · ΔE 10.3

Deuteranopia

#6360ac · ΔE 12.1

Tritanopia

#54a4a2 · ΔE 26.9

Achromatopsia

#7a7a7a · ΔE 21.1

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

Code

CSS

background-color: #517abd;

Tailwind (arbitrary value)

bg-[#517abd]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Royal Blue #4169e1

Frequently asked questions

#517abd (#517abd) is rgb(81, 122, 189) in RGB.

No, #517abd 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 #517abd, or check how it holds up for accessibility.

Generate a palette → Check contrast