#557acc

Color #557acc

A moderately saturated medium blue.

Closest named color Cornflower Blue #6495ed · ΔE 10.53 Nearest Tailwind class blue-500 #2b7fff · ΔE 6.2

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Conversions

HEX

#557acc

RGB

rgb(85, 122, 204)

HSL

hsl(221.3, 53.8%, 56.7%)

HSV / HSB

hsv(221.3, 58.3%, 80%)

CMYK

cmyk(58.3%, 40.2%, 0%, 20%)

LAB

lab(52.07, 11.72, -46.49)

LCH

lch(52.07, 47.94, 284.15)

OKLCH

oklch(59.1%, 0.1327, 264.38)

HWB

hwb(221.3, 33.3%, 20%)

Harmony colors

Complementary

#cca755

Analogous

#55b6cc

#557acc

#6c55cc

Triadic

#557acc

#cc557a

#7acc55

Split-complementary

#557acc

#cc6c55

#b6cc55

Tetradic

#557acc

#a755cc

#cca755

#7acc55

Square

#557acc

#cc55b6

#cca755

#55cc6c

Shades

Color #557acc mixed toward black.

#3860b9

#2d4d94

#213a6f

#16264a

#0b1325

Tints

Color #557acc mixed toward white.

#7190d4

#8ea6dd

#aabde5

#c6d3ee

#e3e9f6

Tones

Color #557acc mixed toward gray.

#5f7ec2

#6982b8

#7385ae

#7d89a4

#878d9a

Accessibility

Aa White text on this color

4.17:1

Aa Black text on this color

5.04:1

Black text reads better on this background (5.04:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6767bc · ΔE 9.2

Deuteranopia

#6562b8 · ΔE 10.8

Tritanopia

#57afab · ΔE 30.8

Achromatopsia

#7c7c7c · ΔE 23.2

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

Code

CSS

background-color: #557acc;

Tailwind (arbitrary value)

bg-[#557acc]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#557acc (#557acc) is rgb(85, 122, 204) in RGB.

No, #557acc 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 #557acc, or check how it holds up for accessibility.

Generate a palette → Check contrast