#1f4463

Color #1f4463

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 14.24 Nearest Tailwind class sky-900 #024a70 · ΔE 3.7

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Conversions

HEX

#1f4463

RGB

rgb(31, 68, 99)

HSL

hsl(207.4, 52.3%, 25.5%)

HSV / HSB

hsv(207.4, 68.7%, 38.8%)

CMYK

cmyk(68.7%, 31.3%, 0%, 61.2%)

LAB

lab(27.64, -2.24, -22.14)

LCH

lch(27.64, 22.25, 264.22)

OKLCH

oklch(37.5%, 0.0683, 246.25)

HWB

hwb(207.4, 12.2%, 61.2%)

Harmony colors

Complementary

#633e1f

Analogous

#1f6360

#1f4463

#1f2263

Triadic

#1f4463

#631f44

#44631f

Split-complementary

#1f4463

#631f22

#63601f

Tetradic

#1f4463

#3e1f63

#633e1f

#44631f

Square

#1f4463

#601f63

#633e1f

#22631f

Shades

Color #1f4463 mixed toward black.

#1a3953

#152d42

#102232

#0a1721

#050b11

Tints

Color #1f4463 mixed toward white.

#2e6593

#3e86c3

#6ea4d2

#9fc3e1

#cfe1f0

Tones

Color #1f4463 mixed toward gray.

#25435d

#2a4358

#304252

#36424c

#3b4247

Accessibility

Aa White text on this color

10.17:1

Aa Black text on this color

2.07:1

White text reads better on this background (10.17:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#33335d · ΔE 12.1

Deuteranopia

#312e5b · ΔE 13.1

Tritanopia

#225756 · ΔE 17.9

Achromatopsia

#414141 · ΔE 14.9

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

Code

CSS

background-color: #1f4463;

Tailwind (arbitrary value)

bg-[#1f4463]

Related colors

Steel Blue #4682b4

Alice Blue #f0f8ff

Dodger Blue #1e90ff

Light Slate Gray #778899

Slate Gray #708090

Charcoal #36454f

Frequently asked questions

#1f4463 (#1f4463) is rgb(31, 68, 99) in RGB.

No, #1f4463 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 #1f4463, or check how it holds up for accessibility.

Generate a palette → Check contrast