#15121d

Color #15121d

A muted very dark blue.

Closest named color Black #000000 · ΔE 10.17 Nearest Tailwind class mauve-900 #1d161e · ΔE 3.2

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Conversions

HEX

#15121d

RGB

rgb(21, 18, 29)

HSL

hsl(256.4, 23.4%, 9.2%)

HSV / HSB

hsv(256.4, 37.9%, 11.4%)

CMYK

cmyk(27.6%, 37.9%, 0%, 88.6%)

LAB

lab(6.15, 4.11, -6.98)

LCH

lch(6.15, 8.1, 300.49)

OKLCH

oklch(19.1%, 0.0224, 296.79)

HWB

hwb(256.4, 7.1%, 88.6%)

Harmony colors

Complementary

#1a1d12

Analogous

#12141d

#15121d

#1a121d

Triadic

#15121d

#1d1512

#121d15

Split-complementary

#15121d

#1d1a12

#141d12

Tetradic

#15121d

#1d121a

#1a1d12

#121d15

Square

#15121d

#1d1214

#1a1d12

#121d1a

Shades

Color #15121d mixed toward black.

#110f18

#0e0c13

#0a090e

#07060a

#030305

Tints

Color #15121d mixed toward white.

#37304d

#5a4d7c

#7f70a6

#aaa0c4

#d4cfe1

Tones

Color #15121d mixed toward gray.

#15131c

#16141b

#16151a

#171619

#171718

Accessibility

Aa White text on this color

18.48:1

Aa Black text on this color

1.14:1

White text reads better on this background (18.48:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#14141b · ΔE 3.2

Deuteranopia

#14141a · ΔE 3.7

Tritanopia

#151918 · ΔE 10.1

Achromatopsia

#141414 · ΔE 7.7

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

Code

CSS

background-color: #15121d;

Tailwind (arbitrary value)

bg-[#15121d]

Related colors

Medium Purple #9370db

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Rebecca Purple #663399

Blue Violet #8a2be2

Frequently asked questions

#15121d (#15121d) is rgb(21, 18, 29) in RGB.

No, #15121d 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 #15121d, or check how it holds up for accessibility.

Generate a palette → Check contrast