#357daa

Color #357daa

A moderately saturated medium blue.

Closest named color Steel Blue #4682b4 · ΔE 4.69 Nearest Tailwind class sky-600 #0084d1 · ΔE 5.4

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

Conversions

HEX

#357daa

RGB

rgb(53, 125, 170)

HSL

hsl(203.1, 52.5%, 43.7%)

HSV / HSB

hsv(203.1, 68.8%, 66.7%)

CMYK

cmyk(68.8%, 26.5%, 0%, 33.3%)

LAB

lab(49.89, -7.61, -30.49)

LCH

lch(49.89, 31.43, 255.99)

OKLCH

oklch(56.4%, 0.0997, 239.5)

HWB

hwb(203.1, 20.8%, 33.3%)

Harmony colors

Complementary

#aa6235

Analogous

#35aa9c

#357daa

#3542aa

Triadic

#357daa

#aa357d

#7daa35

Split-complementary

#357daa

#aa3542

#aa9c35

Tetradic

#357daa

#6235aa

#aa6235

#7daa35

Square

#357daa

#9c35aa

#aa6235

#42aa35

Shades

Color #357daa mixed toward black.

#2c688e

#235371

#1a3e55

#122a39

#09151c

Tints

Color #357daa mixed toward white.

#4996c6

#6dabd2

#92c0dd

#b6d5e8

#dbeaf4

Tones

Color #357daa mixed toward gray.

#3f7ba0

#487896

#52768d

#5c7483

#667279

Accessibility

Aa White text on this color

4.5:1

Aa Black text on this color

4.67:1

Black text reads better on this background (4.67:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5d5da1 · ΔE 17.8

Deuteranopia

#59539e · ΔE 20.1

Tritanopia

#3b9997 · ΔE 20.2

Achromatopsia

#777777 · ΔE 18.7

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

Code

CSS

background-color: #357daa;

Tailwind (arbitrary value)

bg-[#357daa]

Related colors

Light Sky Blue #87cefa

Charcoal #36454f

Steel Blue #4682b4

Alice Blue #f0f8ff

Sky Blue #87ceeb

Dodger Blue #1e90ff

Frequently asked questions

#357daa (#357daa) is rgb(53, 125, 170) in RGB.

No, #357daa 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.

Try it → Generators

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 #357daa, or check how it holds up for accessibility.

Generate a palette → Check contrast