#1d5dbe

Color #1d5dbe

A vivid, highly saturated medium blue.

Closest named color Royal Blue #4169e1 · ΔE 14.57 Nearest Tailwind class sky-700 #0069a8 · ΔE 7.3

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

Conversions

HEX

#1d5dbe

RGB

rgb(29, 93, 190)

HSL

hsl(216.1, 73.5%, 42.9%)

HSV / HSB

hsv(216.1, 84.7%, 74.5%)

CMYK

cmyk(84.7%, 51.1%, 0%, 25.5%)

LAB

lab(40.91, 16.95, -56.45)

LCH

lch(40.91, 58.94, 286.71)

OKLCH

oklch(49.6%, 0.1656, 259.18)

HWB

hwb(216.1, 11.4%, 25.5%)

Harmony colors

Complementary

#be7e1d

Analogous

#1dadbe

#1d5dbe

#2d1dbe

Triadic

#1d5dbe

#be1d5d

#5dbe1d

Split-complementary

#1d5dbe

#be2d1d

#adbe1d

Tetradic

#1d5dbe

#7e1dbe

#be7e1d

#5dbe1d

Square

#1d5dbe

#be1dad

#be7e1d

#1dbe2d

Shades

Color #1d5dbe mixed toward black.

#184e9e

#133e7f

#0e2f5f

#0a1f3f

#051020

Tints

Color #1d5dbe mixed toward white.

#2c74df

#578fe5

#81abec

#abc7f2

#d5e3f9

Tones

Color #1d5dbe mixed toward gray.

#2a60b0

#3862a3

#456596

#536888

#606b7b

Accessibility

Aa White text on this color

6.25:1

Aa Black text on this color

3.36:1

White text reads better on this background (6.25:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4242ad · ΔE 11.2

Deuteranopia

#3e39a8 · ΔE 13.5

Tritanopia

#239d9a · ΔE 35.8

Achromatopsia

#606060 · ΔE 25.4

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

Code

CSS

background-color: #1d5dbe;

Tailwind (arbitrary value)

bg-[#1d5dbe]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#1d5dbe (#1d5dbe) is rgb(29, 93, 190) in RGB.

No, #1d5dbe 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.

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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 #1d5dbe, or check how it holds up for accessibility.

Generate a palette → Check contrast