#151321

Color #151321

A muted very dark blue.

Closest named color Black #000000 · ΔE 12.41 Nearest Tailwind class mauve-900 #1d161e · ΔE 4.3

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

Conversions

HEX

#151321

RGB

rgb(21, 19, 33)

HSL

hsl(248.6, 26.9%, 10.2%)

HSV / HSB

hsv(248.6, 42.4%, 12.9%)

CMYK

cmyk(36.4%, 42.4%, 0%, 87.1%)

LAB

lab(6.64, 4.83, -9.31)

LCH

lch(6.64, 10.49, 297.42)

OKLCH

oklch(19.6%, 0.0279, 290.12)

HWB

hwb(248.6, 7.5%, 87.1%)

Harmony colors

Complementary

#1f2113

Analogous

#131821

#151321

#1c1321

Triadic

#151321

#211513

#132115

Split-complementary

#151321

#211c13

#182113

Tetradic

#151321

#21131f

#1f2113

#132115

Square

#151321

#211318

#1f2113

#13211c

Shades

Color #151321 mixed toward black.

#12101c

#0e0d16

#0b0a11

#07060b

#040306

Tints

Color #151321 mixed toward white.

#342f51

#534b82

#776eab

#a49ec7

#d2cfe3

Tones

Color #151321 mixed toward gray.

#161420

#17151f

#18171e

#18181c

#19191b

Accessibility

Aa White text on this color

18.31:1

Aa Black text on this color

1.15:1

White text reads better on this background (18.31:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#14141e · ΔE 2.8

Deuteranopia

#14141d · ΔE 3.4

Tritanopia

#151c1b · ΔE 12.7

Achromatopsia

#151515 · ΔE 9.3

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

Code

CSS

background-color: #151321;

Tailwind (arbitrary value)

bg-[#151321]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#151321 (#151321) is rgb(21, 19, 33) in RGB.

No, #151321 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 #151321, or check how it holds up for accessibility.

Generate a palette → Check contrast