#1a191f

Color #1a191f

A nearly neutral, gray-leaning very dark blue.

Closest named color Black #000000 · ΔE 10.16 Nearest Tailwind class zinc-900 #18181b · ΔE 2.4

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Conversions

HEX

#1a191f

RGB

rgb(26, 25, 31)

HSL

hsl(250, 10.7%, 11%)

HSV / HSB

hsv(250, 19.4%, 12.2%)

CMYK

cmyk(16.1%, 19.4%, 0%, 87.8%)

LAB

lab(9.11, 2.1, -3.99)

LCH

lch(9.11, 4.51, 297.76)

OKLCH

oklch(21.7%, 0.0117, 293.07)

HWB

hwb(250, 9.8%, 87.8%)

Harmony colors

Complementary

#1e1f19

Analogous

#191b1f

#1a191f

#1d191f

Triadic

#1a191f

#1f1a19

#191f1a

Split-complementary

#1a191f

#1f1d19

#1b1f19

Tetradic

#1a191f

#1f191e

#1e1f19

#191f1a

Square

#1a191f

#1f191b

#1e1f19

#191f1d

Shades

Color #1a191f mixed toward black.

#16151a

#111115

#0d0d10

#09080a

#040405

Tints

Color #1a191f mixed toward white.

#3d3b49

#605d73

#85819a

#aeabbb

#d6d5dd

Tones

Color #1a191f mixed toward gray.

#1a1a1f

#1b1a1e

#1b1b1e

#1b1b1d

#1c1c1d

Accessibility

Aa White text on this color

17.46:1

Aa Black text on this color

1.2:1

White text reads better on this background (17.46:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1a1a1e · ΔE 1.7

Deuteranopia

#1a1a1d · ΔE 2.4

Tritanopia

#1a1d1c · ΔE 6.5

Achromatopsia

#1a1a1a · ΔE 4.6

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

Code

CSS

background-color: #1a191f;

Tailwind (arbitrary value)

bg-[#1a191f]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Medium Purple #9370db

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#1a191f (#1a191f) is rgb(26, 25, 31) in RGB.

No, #1a191f is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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 #1a191f, or check how it holds up for accessibility.

Generate a palette → Check contrast