#425dbb

Color #425dbb

A moderately saturated medium blue.

Closest named color Royal Blue #4169e1 · ΔE 14.97 Nearest Tailwind class blue-600 #155dfc · ΔE 7.7

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

Conversions

HEX

#425dbb

RGB

rgb(66, 93, 187)

HSL

hsl(226.6, 47.8%, 49.6%)

HSV / HSB

hsv(226.6, 64.7%, 73.3%)

CMYK

cmyk(64.7%, 50.3%, 0%, 26.7%)

LAB

lab(42.11, 20.48, -52.69)

LCH

lch(42.11, 56.53, 291.24)

OKLCH

oklch(50.8%, 0.1511, 268.52)

HWB

hwb(226.6, 25.9%, 26.7%)

Harmony colors

Complementary

#bba042

Analogous

#4299bb

#425dbb

#6342bb

Triadic

#425dbb

#bb425d

#5dbb42

Split-complementary

#425dbb

#bb6342

#99bb42

Tetradic

#425dbb

#a042bb

#bba042

#5dbb42

Square

#425dbb

#bb4299

#bba042

#42bb63

Shades

Color #425dbb mixed toward black.

#374e9c

#2c3e7d

#212f5d

#161f3e

#0b101f

Tints

Color #425dbb mixed toward white.

#6178c7

#8093d2

#a0aedd

#c0c9e9

#dfe4f4

Tones

Color #425dbb mixed toward gray.

#4c63b1

#5668a7

#606e9d

#6a7393

#747989

Accessibility

Aa White text on this color

5.97:1

Aa Black text on this color

3.51:1

White text reads better on this background (5.97:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4f4faa · ΔE 6.3

Deuteranopia

#4d4ba6 · ΔE 7.4

Tritanopia

#449b98 · ΔE 34.6

Achromatopsia

#636363 · ΔE 25

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

Code

CSS

background-color: #425dbb;

Tailwind (arbitrary value)

bg-[#425dbb]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#425dbb (#425dbb) is rgb(66, 93, 187) in RGB.

No, #425dbb 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.

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 #425dbb, or check how it holds up for accessibility.

Generate a palette → Check contrast