#4279aa

Color #4279aa

A moderately saturated medium blue.

Closest named color Steel Blue #4682b4 · ΔE 3.56 Nearest Tailwind class sky-600 #0084d1 · ΔE 6.1

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

Conversions

HEX

#4279aa

RGB

rgb(66, 121, 170)

HSL

hsl(208.3, 44.1%, 46.3%)

HSV / HSB

hsv(208.3, 61.2%, 66.7%)

CMYK

cmyk(61.2%, 28.8%, 0%, 33.3%)

LAB

lab(49.17, -2.91, -31.57)

LCH

lch(49.17, 31.7, 264.73)

OKLCH

oklch(56%, 0.0963, 247.35)

HWB

hwb(208.3, 25.9%, 33.3%)

Harmony colors

Complementary

#aa7342

Analogous

#42aaa7

#4279aa

#4245aa

Triadic

#4279aa

#aa4279

#79aa42

Split-complementary

#4279aa

#aa4245

#aaa742

Tetradic

#4279aa

#7342aa

#aa7342

#79aa42

Square

#4279aa

#a742aa

#aa7342

#45aa42

Shades

Color #4279aa mixed toward black.

#37658e

#2c5171

#213d55

#162839

#0b141c

Tints

Color #4279aa mixed toward white.

#5b90bf

#7ba6cc

#9cbcd9

#bdd2e5

#dee9f2

Tones

Color #4279aa mixed toward gray.

#4b79a1

#537899

#5c7890

#657787

#6d777f

Accessibility

Aa White text on this color

4.62:1

Aa Black text on this color

4.55:1

White text reads better on this background (4.62:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5f5fa0 · ΔE 14.4

Deuteranopia

#5b579d · ΔE 16.2

Tritanopia

#469795 · ΔE 21.9

Achromatopsia

#757575 · ΔE 18.5

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

Code

CSS

background-color: #4279aa;

Tailwind (arbitrary value)

bg-[#4279aa]

Related colors

Alice Blue #f0f8ff

Steel Blue #4682b4

Dodger Blue #1e90ff

Light Slate Gray #778899

Slate Gray #708090

Charcoal #36454f

Frequently asked questions

#4279aa (#4279aa) is rgb(66, 121, 170) in RGB.

No, #4279aa 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 #4279aa, or check how it holds up for accessibility.

Generate a palette → Check contrast