#1f549e

Color #1f549e

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 16.82 Nearest Tailwind class sky-800 #00598a · ΔE 6.1

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

Conversions

HEX

#1f549e

RGB

rgb(31, 84, 158)

HSL

hsl(215, 67.2%, 37.1%)

HSV / HSB

hsv(215, 80.4%, 62%)

CMYK

cmyk(80.4%, 46.8%, 0%, 38%)

LAB

lab(36.17, 10.4, -45.16)

LCH

lch(36.17, 46.34, 282.97)

OKLCH

oklch(45.3%, 0.1327, 257.68)

HWB

hwb(215, 12.2%, 38%)

Harmony colors

Complementary

#9e691f

Analogous

#1f949e

#1f549e

#2a1f9e

Triadic

#1f549e

#9e1f54

#549e1f

Split-complementary

#1f549e

#9e2a1f

#949e1f

Tetradic

#1f549e

#691f9e

#9e691f

#549e1f

Square

#1f549e

#9e1f94

#9e691f

#1f9e2a

Shades

Color #1f549e mixed toward black.

#1a4684

#153869

#102a4f

#0a1c35

#050e1a

Tints

Color #1f549e mixed toward white.

#286ccb

#4c88dc

#79a6e5

#a6c4ed

#d2e1f6

Tones

Color #1f549e mixed toward gray.

#2a5694

#345889

#3f597e

#495b74

#545d69

Accessibility

Aa White text on this color

7.45:1

Aa Black text on this color

2.82:1

White text reads better on this background (7.45:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3d3d90 · ΔE 10.7

Deuteranopia

#3a358d · ΔE 12.7

Tritanopia

#248482 · ΔE 30.1

Achromatopsia

#555555 · ΔE 22.8

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

Code

CSS

background-color: #1f549e;

Tailwind (arbitrary value)

bg-[#1f549e]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#1f549e (#1f549e) is rgb(31, 84, 158) in RGB.

No, #1f549e 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.

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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 #1f549e, or check how it holds up for accessibility.

Generate a palette → Check contrast