#131121

Color #131121

A muted very dark blue.

Closest named color Black #000000 · ΔE 13.1 Nearest Tailwind class slate-900 #0f172b · ΔE 4.2

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Conversions

HEX

#131121

RGB

rgb(19, 17, 33)

HSL

hsl(247.5, 32%, 9.8%)

HSV / HSB

hsv(247.5, 48.5%, 12.9%)

CMYK

cmyk(42.4%, 48.5%, 0%, 87.1%)

LAB

lab(5.86, 5.18, -10.51)

LCH

lch(5.86, 11.72, 296.24)

OKLCH

oklch(18.9%, 0.0321, 288.72)

HWB

hwb(247.5, 6.7%, 87.1%)

Harmony colors

Complementary

#1f2111

Analogous

#111721

#131121

#1b1121

Triadic

#131121

#211311

#112113

Split-complementary

#131121

#211b11

#172111

Tetradic

#131121

#21111f

#1f2111

#112113

Square

#131121

#211117

#1f2111

#11211b

Shades

Color #131121 mixed toward black.

#100e1b

#0d0b16

#090810

#06060b

#030305

Tints

Color #131121 mixed toward white.

#302b54

#4d4586

#7067b1

#a09acb

#cfcce5

Tones

Color #131121 mixed toward gray.

#141220

#15141e

#16151d

#17161c

#18181a

Accessibility

Aa White text on this color

18.59:1

Aa Black text on this color

1.13:1

White text reads better on this background (18.59:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#12121e · ΔE 2.6

Deuteranopia

#12121d · ΔE 3.2

Tritanopia

#131b1b · ΔE 13.2

Achromatopsia

#131313 · ΔE 10.1

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

Code

CSS

background-color: #131121;

Tailwind (arbitrary value)

bg-[#131121]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#131121 (#131121) is rgb(19, 17, 33) in RGB.

No, #131121 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 #131121, or check how it holds up for accessibility.

Generate a palette → Check contrast