#1e55ac

Color #1e55ac

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 15.83 Nearest Tailwind class sky-800 #00598a · ΔE 7.2

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

Conversions

HEX

#1e55ac

RGB

rgb(30, 85, 172)

HSL

hsl(216.8, 70.3%, 39.6%)

HSV / HSB

hsv(216.8, 82.6%, 67.5%)

CMYK

cmyk(82.6%, 50.6%, 0%, 32.5%)

LAB

lab(37.39, 15.2, -51.56)

LCH

lch(37.39, 53.75, 286.43)

OKLCH

oklch(46.5%, 0.151, 259.55)

HWB

hwb(216.8, 11.8%, 32.5%)

Harmony colors

Complementary

#ac751e

Analogous

#1e9cac

#1e55ac

#2e1eac

Triadic

#1e55ac

#ac1e55

#55ac1e

Split-complementary

#1e55ac

#ac2e1e

#9cac1e

Tetradic

#1e55ac

#751eac

#ac751e

#55ac1e

Square

#1e55ac

#ac1e9c

#ac751e

#1eac2e

Shades

Color #1e55ac mixed toward black.

#19478f

#143973

#0f2a56

#0a1c39

#050e1d

Tints

Color #1e55ac mixed toward white.

#266ad8

#5088e1

#7ca6e8

#a8c3f0

#d3e1f7

Tones

Color #1e55ac mixed toward gray.

#2a58a0

#365a94

#415d88

#4d607d

#596271

Accessibility

Aa White text on this color

7.12:1

Aa Black text on this color

2.95:1

White text reads better on this background (7.12:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3d3d9c · ΔE 10.3

Deuteranopia

#3a3698 · ΔE 12.1

Tritanopia

#238f8b · ΔE 34

Achromatopsia

#585858 · ΔE 24.4

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

Code

CSS

background-color: #1e55ac;

Tailwind (arbitrary value)

bg-[#1e55ac]

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

#1e55ac (#1e55ac) is rgb(30, 85, 172) in RGB.

No, #1e55ac 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 #1e55ac, or check how it holds up for accessibility.

Generate a palette → Check contrast