#1a59bf

Color #1a59bf

A vivid, highly saturated medium blue.

Closest named color Royal Blue #4169e1 · ΔE 12.17 Nearest Tailwind class blue-600 #155dfc · ΔE 8

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

Conversions

HEX

#1a59bf

RGB

rgb(26, 89, 191)

HSL

hsl(217.1, 76%, 42.5%)

HSV / HSB

hsv(217.1, 86.4%, 74.9%)

CMYK

cmyk(86.4%, 53.4%, 0%, 25.1%)

LAB

lab(39.79, 19.75, -58.85)

LCH

lch(39.79, 62.08, 288.55)

OKLCH

oklch(48.8%, 0.1725, 260.05)

HWB

hwb(217.1, 10.2%, 25.1%)

Harmony colors

Complementary

#bf801a

Analogous

#1aabbf

#1a59bf

#2e1abf

Triadic

#1a59bf

#bf1a59

#59bf1a

Split-complementary

#1a59bf

#bf2e1a

#abbf1a

Tetradic

#1a59bf

#801abf

#bf801a

#59bf1a

Square

#1a59bf

#bf1aab

#bf801a

#1abf2e

Shades

Color #1a59bf mixed toward black.

#164a9f

#113b7f

#0d2c5f

#091e40

#040f20

Tints

Color #1a59bf mixed toward white.

#286fe2

#538ce8

#7ea9ed

#a9c5f3

#d4e2f9

Tones

Color #1a59bf mixed toward gray.

#285cb1

#355fa3

#436396

#516688

#5f697a

Accessibility

Aa White text on this color

6.51:1

Aa Black text on this color

3.23:1

White text reads better on this background (6.51:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#3f3fad · ΔE 10.5

Deuteranopia

#3b36a9 · ΔE 12.7

Tritanopia

#209d9a · ΔE 37

Achromatopsia

#5e5e5e · ΔE 26

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

Code

CSS

background-color: #1a59bf;

Tailwind (arbitrary value)

bg-[#1a59bf]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Royal Blue #4169e1

Frequently asked questions

#1a59bf (#1a59bf) is rgb(26, 89, 191) in RGB.

No, #1a59bf 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 #1a59bf, or check how it holds up for accessibility.

Generate a palette → Check contrast