#151c49

Color #151c49

A moderately saturated very dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 25.63 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 2.7

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

Conversions

HEX

#151c49

RGB

rgb(21, 28, 73)

HSL

hsl(231.9, 55.3%, 18.4%)

HSV / HSB

hsv(231.9, 71.2%, 28.6%)

CMYK

cmyk(71.2%, 61.6%, 0%, 71.4%)

LAB

lab(12.42, 13.83, -29.1)

LCH

lch(12.42, 32.22, 295.42)

OKLCH

oklch(25%, 0.0837, 272.26)

HWB

hwb(231.9, 8.2%, 71.4%)

Harmony colors

Complementary

#494215

Analogous

#153649

#151c49

#281549

Triadic

#151c49

#49151c

#1c4915

Split-complementary

#151c49

#492815

#364915

Tetradic

#151c49

#421549

#494215

#1c4915

Square

#151c49

#491536

#494215

#154928

Shades

Color #151c49 mixed toward black.

#11173d

#0e1331

#0a0e24

#070918

#03050c

Tints

Color #151c49 mixed toward white.

#24317f

#3445b5

#5d6dd0

#939ee0

#c9ceef

Tones

Color #151c49 mixed toward gray.

#191f45

#1e2240

#22253c

#262938

#2b2c33

Accessibility

Aa White text on this color

16.23:1

Aa Black text on this color

1.29:1

White text reads better on this background (16.23:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#181841 · ΔE 2.3

Deuteranopia

#18173f · ΔE 2.8

Tritanopia

#153a39 · ΔE 25.1

Achromatopsia

#202020 · ΔE 19.6

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

Code

CSS

background-color: #151c49;

Tailwind (arbitrary value)

bg-[#151c49]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#151c49 (#151c49) is rgb(21, 28, 73) in RGB.

No, #151c49 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 #151c49, or check how it holds up for accessibility.

Generate a palette → Check contrast