#151f45

Color #151f45

A moderately saturated very dark blue.

Closest named color Charcoal #36454f · ΔE 26.64 Nearest Tailwind class blue-950 #162456 · ΔE 3.5

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Conversions

HEX

#151f45

RGB

rgb(21, 31, 69)

HSL

hsl(227.5, 53.3%, 17.6%)

HSV / HSB

hsv(227.5, 69.6%, 27.1%)

CMYK

cmyk(69.6%, 55.1%, 0%, 72.9%)

LAB

lab(13.04, 9.88, -25.33)

LCH

lch(13.04, 27.19, 291.31)

OKLCH

oklch(25.4%, 0.0725, 269.53)

HWB

hwb(227.5, 8.2%, 72.9%)

Harmony colors

Complementary

#453b15

Analogous

#153745

#151f45

#231545

Triadic

#151f45

#45151f

#1f4515

Split-complementary

#151f45

#452315

#374515

Tetradic

#151f45

#3b1545

#453b15

#1f4515

Square

#151f45

#451537

#453b15

#154523

Shades

Color #151f45 mixed toward black.

#111a39

#0e152e

#0a0f22

#070a17

#03050b

Tints

Color #151f45 mixed toward white.

#25377a

#364fb0

#5e75ce

#94a3de

#c9d1ef

Tones

Color #151f45 mixed toward gray.

#192141

#1d243d

#212639

#252835

#292b31

Accessibility

Aa White text on this color

15.98:1

Aa Black text on this color

1.31:1

White text reads better on this background (15.98:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1a1a3e · ΔE 3.1

Deuteranopia

#19183c · ΔE 3.6

Tritanopia

#163837 · ΔE 23.6

Achromatopsia

#222222 · ΔE 17.6

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

Code

CSS

background-color: #151f45;

Tailwind (arbitrary value)

bg-[#151f45]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#151f45 (#151f45) is rgb(21, 31, 69) in RGB.

No, #151f45 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.

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Build something with this color

Generate a full palette from #151f45, or check how it holds up for accessibility.

Generate a palette → Check contrast