#031d99

Color #031d99

A vivid, highly saturated dark blue.

Closest named color Navy #000080 · ΔE 9.48 Nearest Tailwind class indigo-800 #372aac · ΔE 5.4

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Conversions

HEX

#031d99

RGB

rgb(3, 29, 153)

HSL

hsl(229.6, 96.2%, 30.6%)

HSV / HSB

hsv(229.6, 98%, 60%)

CMYK

cmyk(98%, 81%, 0%, 40%)

LAB

lab(20.82, 42.85, -67.27)

LCH

lch(20.82, 79.76, 302.5)

OKLCH

oklch(33.5%, 0.196, 264.55)

HWB

hwb(229.6, 1.2%, 40%)

Harmony colors

Complementary

#997f03

Analogous

#036899

#031d99

#340399

Triadic

#031d99

#99031d

#1d9903

Split-complementary

#031d99

#993403

#689903

Tetradic

#031d99

#7f0399

#997f03

#1d9903

Square

#031d99

#990368

#997f03

#039934

Shades

Color #031d99 mixed toward black.

#021880

#021366

#010e4d

#010a33

#00051a

Tints

Color #031d99 mixed toward white.

#0428d3

#183ffb

#516ffc

#8b9ffd

#c5cffe

Tones

Color #031d99 mixed toward gray.

#0f258d

#1c2d80

#283674

#353e67

#42465b

Accessibility

Aa White text on this color

12.81:1

Aa Black text on this color

1.64:1

White text reads better on this background (12.81:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#121288 · ΔE 3.3

Deuteranopia

#100e83 · ΔE 4.2

Tritanopia

#057774 · ΔE 39.7

Achromatopsia

#323232 · ΔE 28.6

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

Code

CSS

background-color: #031d99;

Tailwind (arbitrary value)

bg-[#031d99]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#031d99 (#031d99) is rgb(3, 29, 153) in RGB.

No, #031d99 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 #031d99, or check how it holds up for accessibility.

Generate a palette → Check contrast