#171523

Color #171523

A muted very dark blue.

Closest named color Black #000000 · ΔE 13.07 Nearest Tailwind class mauve-900 #1d161e · ΔE 4.2

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Conversions

HEX

#171523

RGB

rgb(23, 21, 35)

HSL

hsl(248.6, 25%, 11%)

HSV / HSB

hsv(248.6, 40%, 13.7%)

CMYK

cmyk(34.3%, 40%, 0%, 86.3%)

LAB

lab(7.59, 5.08, -9.35)

LCH

lch(7.59, 10.64, 298.52)

OKLCH

oklch(20.5%, 0.0276, 290.34)

HWB

hwb(248.6, 8.2%, 86.3%)

Harmony colors

Complementary

#212315

Analogous

#151a23

#171523

#1e1523

Triadic

#171523

#231715

#152317

Split-complementary

#171523

#231e15

#1a2315

Tetradic

#171523

#231521

#212315

#152317

Square

#171523

#23151a

#212315

#15231e

Shades

Color #171523 mixed toward black.

#13121d

#0f0e17

#0c0b12

#08070c

#040406

Tints

Color #171523 mixed toward white.

#363152

#554e82

#7971aa

#a6a0c6

#d2d0e3

Tones

Color #171523 mixed toward gray.

#181622

#191721

#1a1920

#1a1a1e

#1b1b1d

Accessibility

Aa White text on this color

17.98:1

Aa Black text on this color

1.17:1

White text reads better on this background (17.98:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#161620 · ΔE 2.8

Deuteranopia

#16161f · ΔE 3.4

Tritanopia

#171e1d · ΔE 12.9

Achromatopsia

#171717 · ΔE 9.5

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

Code

CSS

background-color: #171523;

Tailwind (arbitrary value)

bg-[#171523]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#171523 (#171523) is rgb(23, 21, 35) in RGB.

No, #171523 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 #171523, or check how it holds up for accessibility.

Generate a palette → Check contrast