#151040

Color #151040

A moderately saturated very dark blue.

Closest named color Midnight Blue #191970 · ΔE 24.7 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 3.2

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

Conversions

HEX

#151040

RGB

rgb(21, 16, 64)

HSL

hsl(246.3, 60%, 15.7%)

HSV / HSB

hsv(246.3, 75%, 25.1%)

CMYK

cmyk(67.2%, 75%, 0%, 74.9%)

LAB

lab(8.13, 19.13, -29.77)

LCH

lch(8.13, 35.39, 302.72)

OKLCH

oklch(21.6%, 0.0873, 280.9)

HWB

hwb(246.3, 6.3%, 74.9%)

Harmony colors

Complementary

#3b4010

Analogous

#102340

#151040

#2d1040

Triadic

#151040

#401510

#104015

Split-complementary

#151040

#402d10

#234010

Tetradic

#151040

#40103b

#3b4010

#104015

Square

#151040

#401023

#3b4010

#10402d

Shades

Color #151040 mixed toward black.

#120d35

#0e0b2b

#0b0820

#070515

#04030b

Tints

Color #151040 mixed toward white.

#281e79

#3b2db3

#6153d4

#958ce2

#cac6f1

Tones

Color #151040 mixed toward gray.

#18143c

#1b1838

#1f1c34

#222030

#25242c

Accessibility

Aa White text on this color

17.8:1

Aa Black text on this color

1.18:1

White text reads better on this background (17.8:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#131338 · ΔE 3.2

Deuteranopia

#131436 · ΔE 4.2

Tritanopia

#153230 · ΔE 26

Achromatopsia

#181818 · ΔE 20.9

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

Code

CSS

background-color: #151040;

Tailwind (arbitrary value)

bg-[#151040]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#151040 (#151040) is rgb(21, 16, 64) in RGB.

No, #151040 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 #151040, or check how it holds up for accessibility.

Generate a palette → Check contrast