#151c4a

Color #151c4a

A moderately saturated very dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 25.09 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 2.6

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

Conversions

HEX

#151c4a

RGB

rgb(21, 28, 74)

HSL

hsl(232.1, 55.8%, 18.6%)

HSV / HSB

hsv(232.1, 71.6%, 29%)

CMYK

cmyk(71.6%, 62.2%, 0%, 71%)

LAB

lab(12.51, 14.24, -29.65)

LCH

lch(12.51, 32.89, 295.65)

OKLCH

oklch(25.1%, 0.0854, 272.22)

HWB

hwb(232.1, 8.2%, 71%)

Harmony colors

Complementary

#4a4315

Analogous

#15364a

#151c4a

#28154a

Triadic

#151c4a

#4a151c

#1c4a15

Split-complementary

#151c4a

#4a2815

#364a15

Tetradic

#151c4a

#43154a

#4a4315

#1c4a15

Square

#151c4a

#4a1536

#4a4315

#154a28

Shades

Color #151c4a mixed toward black.

#11173e

#0e1331

#0a0e25

#070919

#03050c

Tints

Color #151c4a mixed toward white.

#243080

#3445b6

#5d6dd1

#939de0

#c9cef0

Tones

Color #151c4a mixed toward gray.

#191f45

#1e2241

#22263d

#272938

#2b2c34

Accessibility

Aa White text on this color

16.19:1

Aa Black text on this color

1.3:1

White text reads better on this background (16.19:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#181842 · ΔE 2.3

Deuteranopia

#181740 · ΔE 2.8

Tritanopia

#153b39 · ΔE 25.8

Achromatopsia

#212121 · ΔE 19.8

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

Code

CSS

background-color: #151c4a;

Tailwind (arbitrary value)

bg-[#151c4a]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#151c4a (#151c4a) is rgb(21, 28, 74) in RGB.

No, #151c4a 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.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #151c4a, or check how it holds up for accessibility.

Generate a palette → Check contrast