#2f57ad

Color #2f57ad

A moderately saturated medium blue.

Closest named color Dark Slate Blue #483d8b · ΔE 14.88 Nearest Tailwind class sky-800 #00598a · ΔE 8.3

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

Conversions

HEX

#2f57ad

RGB

rgb(47, 87, 173)

HSL

hsl(221, 57.3%, 43.1%)

HSV / HSB

hsv(221, 72.8%, 67.8%)

CMYK

cmyk(72.8%, 49.7%, 0%, 32.2%)

LAB

lab(38.61, 16.26, -50.15)

LCH

lch(38.61, 52.72, 287.96)

OKLCH

oklch(47.6%, 0.145, 263.23)

HWB

hwb(221, 18.4%, 32.2%)

Harmony colors

Complementary

#ad852f

Analogous

#2f96ad

#2f57ad

#462fad

Triadic

#2f57ad

#ad2f57

#57ad2f

Split-complementary

#2f57ad

#ad462f

#96ad2f

Tetradic

#2f57ad

#852fad

#ad852f

#57ad2f

Square

#2f57ad

#ad2f96

#ad852f

#2fad46

Shades

Color #2f57ad mixed toward black.

#274890

#1f3a73

#172b56

#101d3a

#080e1d

Tints

Color #2f57ad mixed toward white.

#416dcb

#678ad6

#8da7e0

#b3c4ea

#d9e2f5

Tones

Color #2f57ad mixed toward gray.

#395ba2

#445f98

#4e628d

#596683

#636a78

Accessibility

Aa White text on this color

6.8:1

Aa Black text on this color

3.09:1

White text reads better on this background (6.8:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#44449e · ΔE 8.4

Deuteranopia

#413e9a · ΔE 9.9

Tritanopia

#32908d · ΔE 33.3

Achromatopsia

#5b5b5b · ΔE 24.2

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

Code

CSS

background-color: #2f57ad;

Tailwind (arbitrary value)

bg-[#2f57ad]

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

#2f57ad (#2f57ad) is rgb(47, 87, 173) in RGB.

No, #2f57ad 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 #2f57ad, or check how it holds up for accessibility.

Generate a palette → Check contrast