#577dc2

Color #577dc2

A moderately saturated medium blue.

Closest named color Cornflower Blue #6495ed · ΔE 13.37 Nearest Tailwind class blue-500 #2b7fff · ΔE 6.5

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Conversions

HEX

#577dc2

RGB

rgb(87, 125, 194)

HSL

hsl(218.7, 46.7%, 55.1%)

HSV / HSB

hsv(218.7, 55.2%, 76.1%)

CMYK

cmyk(55.2%, 35.6%, 0%, 23.9%)

LAB

lab(52.49, 7.03, -40.11)

LCH

lch(52.49, 40.72, 279.94)

OKLCH

oklch(59.3%, 0.1146, 261.62)

HWB

hwb(218.7, 34.1%, 23.9%)

Harmony colors

Complementary

#c29c57

Analogous

#57b2c2

#577dc2

#6757c2

Triadic

#577dc2

#c2577d

#7dc257

Split-complementary

#577dc2

#c26757

#b2c257

Tetradic

#577dc2

#9c57c2

#c29c57

#7dc257

Square

#577dc2

#c257b2

#c29c57

#57c267

Shades

Color #577dc2 mixed toward black.

#3e65ac

#325189

#253d67

#192845

#0c1422

Tints

Color #577dc2 mixed toward white.

#7393cc

#8fa8d6

#abbee0

#c7d4eb

#e3e9f5

Tones

Color #577dc2 mixed toward gray.

#6080b9

#6982b0

#7285a7

#7b879e

#848a95

Accessibility

Aa White text on this color

4.1:1

Aa Black text on this color

5.12:1

Black text reads better on this background (5.12:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6a6ab4 · ΔE 9.9

Deuteranopia

#6764b1 · ΔE 11.5

Tritanopia

#59a9a6 · ΔE 27.6

Achromatopsia

#7d7d7d · ΔE 21.4

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

Code

CSS

background-color: #577dc2;

Tailwind (arbitrary value)

bg-[#577dc2]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Royal Blue #4169e1

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#577dc2 (#577dc2) is rgb(87, 125, 194) in RGB.

No, #577dc2 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 #577dc2, or check how it holds up for accessibility.

Generate a palette → Check contrast