#1a5ac1

Color #1a5ac1

A vivid, highly saturated medium blue.

Closest named color Royal Blue #4169e1 · ΔE 11.57 Nearest Tailwind class blue-600 #155dfc · ΔE 7.7

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

Conversions

HEX

#1a5ac1

RGB

rgb(26, 90, 193)

HSL

hsl(217, 76.3%, 42.9%)

HSV / HSB

hsv(217, 86.5%, 75.7%)

CMYK

cmyk(86.5%, 53.4%, 0%, 24.3%)

LAB

lab(40.21, 19.88, -59.33)

LCH

lch(40.21, 62.57, 288.52)

OKLCH

oklch(49.1%, 0.1738, 260)

HWB

hwb(217, 10.2%, 24.3%)

Harmony colors

Complementary

#c1811a

Analogous

#1aadc1

#1a5ac1

#2d1ac1

Triadic

#1a5ac1

#c11a5a

#5ac11a

Split-complementary

#1a5ac1

#c12d1a

#adc11a

Tetradic

#1a5ac1

#811ac1

#c1811a

#5ac11a

Square

#1a5ac1

#c11aad

#c1811a

#1ac12d

Shades

Color #1a5ac1 mixed toward black.

#164ba1

#113c81

#0d2d60

#091e40

#040f20

Tints

Color #1a5ac1 mixed toward white.

#2970e2

#548de8

#7fa9ee

#a9c6f3

#d4e2f9

Tones

Color #1a5ac1 mixed toward gray.

#285db3

#3660a5

#446497

#526789

#5f6a7b

Accessibility

Aa White text on this color

6.41:1

Aa Black text on this color

3.28:1

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

#3f40af · ΔE 10.4

Deuteranopia

#3c37aa · ΔE 12.8

Tritanopia

#219f9b · ΔE 37.5

Achromatopsia

#5f5f5f · ΔE 26

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

Code

CSS

background-color: #1a5ac1;

Tailwind (arbitrary value)

bg-[#1a5ac1]

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

#1a5ac1 (#1a5ac1) is rgb(26, 90, 193) in RGB.

No, #1a5ac1 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.

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Build something with this color

Generate a full palette from #1a5ac1, or check how it holds up for accessibility.

Generate a palette → Check contrast