#307bd2

Color #307bd2

A moderately saturated medium blue.

Closest named color Cornflower Blue #6495ed · ΔE 11.1 Nearest Tailwind class sky-600 #0084d1 · ΔE 5.2

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

Conversions

HEX

#307bd2

RGB

rgb(48, 123, 210)

HSL

hsl(212.2, 64.3%, 50.6%)

HSV / HSB

hsv(212.2, 77.1%, 82.4%)

CMYK

cmyk(77.1%, 41.4%, 0%, 17.6%)

LAB

lab(51.2, 7.38, -51.37)

LCH

lch(51.2, 51.9, 278.18)

OKLCH

oklch(58.1%, 0.1524, 254.51)

HWB

hwb(212.2, 18.8%, 17.6%)

Harmony colors

Complementary

#d28730

Analogous

#30ccd2

#307bd2

#3630d2

Triadic

#307bd2

#d2307b

#7bd230

Split-complementary

#307bd2

#d23630

#ccd230

Tetradic

#307bd2

#8730d2

#d28730

#7bd230

Square

#307bd2

#d230cc

#d28730

#30d236

Shades

Color #307bd2 mixed toward black.

#2666b1

#1f528d

#173d6a

#0f2947

#081423

Tints

Color #307bd2 mixed toward white.

#5391da

#75a7e1

#98bde9

#bad3f0

#dde9f8

Tones

Color #307bd2 mixed toward gray.

#3e7cc5

#4b7db7

#597eaa

#667f9c

#74808f

Accessibility

Aa White text on this color

4.29:1

Aa Black text on this color

4.89:1

Black text reads better on this background (4.89:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5a5bc2 · ΔE 14.9

Deuteranopia

#5650bd · ΔE 18

Tritanopia

#37b3b0 · ΔE 31.5

Achromatopsia

#7a7a7a · ΔE 24

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

Code

CSS

background-color: #307bd2;

Tailwind (arbitrary value)

bg-[#307bd2]

Related colors

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Frequently asked questions

#307bd2 (#307bd2) is rgb(48, 123, 210) in RGB.

No, #307bd2 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 #307bd2, or check how it holds up for accessibility.

Generate a palette → Check contrast