#1d56ce

Color #1d56ce

A vivid, highly saturated medium blue.

Closest named color Royal Blue #4169e1 · ΔE 7.95 Nearest Tailwind class blue-700 #1447e6 · ΔE 5.7

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

Conversions

HEX

#1d56ce

RGB

rgb(29, 86, 206)

HSL

hsl(220.7, 75.3%, 46.1%)

HSV / HSB

hsv(220.7, 85.9%, 80.8%)

CMYK

cmyk(85.9%, 58.3%, 0%, 19.2%)

LAB

lab(40.2, 27.79, -66.88)

LCH

lch(40.2, 72.42, 292.56)

OKLCH

oklch(49.4%, 0.1951, 262.55)

HWB

hwb(220.7, 11.4%, 19.2%)

Harmony colors

Complementary

#ce951d

Analogous

#1dafce

#1d56ce

#3d1dce

Triadic

#1d56ce

#ce1d56

#56ce1d

Split-complementary

#1d56ce

#ce3d1d

#afce1d

Tetradic

#1d56ce

#951dce

#ce951d

#56ce1d

Square

#1d56ce

#ce1daf

#ce951d

#1dce3d

Shades

Color #1d56ce mixed toward black.

#1848ac

#133989

#0f2b67

#0a1d45

#050e22

Tints

Color #1d56ce mixed toward white.

#366ee3

#5e8be8

#87a8ee

#afc5f4

#d7e2f9

Tones

Color #1d56ce mixed toward gray.

#2c5bbf

#3b61b1

#4966a2

#586b93

#677084

Accessibility

Aa White text on this color

6.41:1

Aa Black text on this color

3.27:1

White text reads better on this background (6.41:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#3d3eba · ΔE 8.8

Deuteranopia

#3a36b5 · ΔE 10.8

Tritanopia

#22a8a3 · ΔE 41.2

Achromatopsia

#5f5f5f · ΔE 27.6

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

Code

CSS

background-color: #1d56ce;

Tailwind (arbitrary value)

bg-[#1d56ce]

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

#1d56ce (#1d56ce) is rgb(29, 86, 206) in RGB.

No, #1d56ce 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 #1d56ce, or check how it holds up for accessibility.

Generate a palette → Check contrast