#1d58df

Color #1d58df

A vivid, highly saturated medium blue.

Closest named color Royal Blue #4169e1 · ΔE 12.09 Nearest Tailwind class blue-600 #155dfc · ΔE 4

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

Conversions

HEX

#1d58df

RGB

rgb(29, 88, 223)

HSL

hsl(221.8, 77%, 49.4%)

HSV / HSB

hsv(221.8, 87%, 87.5%)

CMYK

cmyk(87%, 60.5%, 0%, 12.5%)

LAB

lab(42.1, 32.98, -73.51)

LCH

lch(42.1, 80.57, 294.16)

OKLCH

oklch(51.3%, 0.2144, 263.12)

HWB

hwb(221.8, 11.4%, 12.5%)

Harmony colors

Complementary

#dfa41d

Analogous

#1db9df

#1d58df

#431ddf

Triadic

#1d58df

#df1d58

#58df1d

Split-complementary

#1d58df

#df431d

#b9df1d

Tetradic

#1d58df

#a41ddf

#dfa41d

#58df1d

Square

#1d58df

#df1db9

#dfa41d

#1ddf43

Shades

Color #1d58df mixed toward black.

#1849ba

#133b95

#0e2c6f

#0a1d4a

#050f25

Tints

Color #1d58df mixed toward white.

#4173e6

#678feb

#8dabf0

#b3c7f5

#d9e3fa

Tones

Color #1d58df mixed toward gray.

#2d5ecf

#3d65bf

#4d6bae

#5e719e

#6e788e

Accessibility

Aa White text on this color

5.98:1

Aa Black text on this color

3.51:1

White text reads better on this background (5.98:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#3f3fc9 · ΔE 8.7

Deuteranopia

#3b37c3 · ΔE 10.7

Tritanopia

#23b5b0 · ΔE 43.2

Achromatopsia

#636363 · ΔE 28.7

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

Code

CSS

background-color: #1d58df;

Tailwind (arbitrary value)

bg-[#1d58df]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#1d58df (#1d58df) is rgb(29, 88, 223) in RGB.

No, #1d58df 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 #1d58df, or check how it holds up for accessibility.

Generate a palette → Check contrast