#1b1c25

Color #1b1c25

A muted very dark blue.

Closest named color Black #000000 · ΔE 12.44 Nearest Tailwind class zinc-900 #18181b · ΔE 4

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Conversions

HEX

#1b1c25

RGB

rgb(27, 28, 37)

HSL

hsl(234, 15.6%, 12.5%)

HSV / HSB

hsv(234, 27%, 14.5%)

CMYK

cmyk(27%, 24.3%, 0%, 85.5%)

LAB

lab(10.54, 2.08, -6.28)

LCH

lch(10.54, 6.62, 288.33)

OKLCH

oklch(23%, 0.0175, 279.89)

HWB

hwb(234, 10.6%, 85.5%)

Harmony colors

Complementary

#25241b

Analogous

#1b2125

#1b1c25

#1f1b25

Triadic

#1b1c25

#251b1c

#1c251b

Split-complementary

#1b1c25

#251f1b

#21251b

Tetradic

#1b1c25

#241b25

#25241b

#1c251b

Square

#1b1c25

#251b21

#25241b

#1b251f

Shades

Color #1b1c25 mixed toward black.

#16171f

#121319

#0d0e12

#09090c

#040506

Tints

Color #1b1c25 mixed toward white.

#3a3c50

#5a5d7b

#7e82a1

#a9abc0

#d4d5e0

Tones

Color #1b1c25 mixed toward gray.

#1c1d24

#1d1d23

#1d1e22

#1e1f22

#1f1f21

Accessibility

Aa White text on this color

16.94:1

Aa Black text on this color

1.24:1

White text reads better on this background (16.94:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1b1b23 · ΔE 0.8

Deuteranopia

#1b1b23 · ΔE 0.8

Tritanopia

#1b2121 · ΔE 8

Achromatopsia

#1d1d1d · ΔE 6.1

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

Code

CSS

background-color: #1b1c25;

Tailwind (arbitrary value)

bg-[#1b1c25]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#1b1c25 (#1b1c25) is rgb(27, 28, 37) in RGB.

No, #1b1c25 is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

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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 #1b1c25, or check how it holds up for accessibility.

Generate a palette → Check contrast