#1b1829

Color #1b1829

A muted very dark blue.

Closest named color Black #000000 · ΔE 15.81 Nearest Tailwind class slate-900 #0f172b · ΔE 4.8

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Conversions

HEX

#1b1829

RGB

rgb(27, 24, 41)

HSL

hsl(250.6, 26.2%, 12.7%)

HSV / HSB

hsv(250.6, 41.5%, 16.1%)

CMYK

cmyk(34.1%, 41.5%, 0%, 83.9%)

LAB

lab(9.37, 6.37, -11.03)

LCH

lch(9.37, 12.74, 300.01)

OKLCH

oklch(22.1%, 0.0329, 291.58)

HWB

hwb(250.6, 9.4%, 83.9%)

Harmony colors

Complementary

#262918

Analogous

#181d29

#1b1829

#231829

Triadic

#1b1829

#291b18

#18291b

Split-complementary

#1b1829

#292318

#1d2918

Tetradic

#1b1829

#291826

#262918

#18291b

Square

#1b1829

#29181d

#262918

#182923

Shades

Color #1b1829 mixed toward black.

#161422

#12101b

#0d0c14

#09080e

#040407

Tints

Color #1b1829 mixed toward white.

#3a3358

#594f87

#7d73ad

#a8a1c8

#d4d0e4

Tones

Color #1b1829 mixed toward gray.

#1c1927

#1d1b26

#1e1c25

#1f1e23

#1f1f22

Accessibility

Aa White text on this color

17.37:1

Aa Black text on this color

1.21:1

White text reads better on this background (17.37:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1a1a26 · ΔE 3.5

Deuteranopia

#1a1a25 · ΔE 4

Tritanopia

#1b2322 · ΔE 14.8

Achromatopsia

#1a1a1a · ΔE 11

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

Code

CSS

background-color: #1b1829;

Tailwind (arbitrary value)

bg-[#1b1829]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Medium Purple #9370db

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#1b1829 (#1b1829) is rgb(27, 24, 41) in RGB.

No, #1b1829 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 #1b1829, or check how it holds up for accessibility.

Generate a palette → Check contrast