#1d1e31

Color #1d1e31

A muted very dark blue.

Closest named color Black #000000 · ΔE 18.29 Nearest Tailwind class slate-900 #0f172b · ΔE 3.7

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Conversions

HEX

#1d1e31

RGB

rgb(29, 30, 49)

HSL

hsl(237, 25.6%, 15.3%)

HSV / HSB

hsv(237, 40.8%, 19.2%)

CMYK

cmyk(40.8%, 38.8%, 0%, 80.8%)

LAB

lab(12.03, 5.28, -12.72)

LCH

lch(12.03, 13.77, 292.54)

OKLCH

oklch(24.4%, 0.0361, 281.03)

HWB

hwb(237, 11.4%, 80.8%)

Harmony colors

Complementary

#31301d

Analogous

#1d2831

#1d1e31

#261d31

Triadic

#1d1e31

#311d1e

#1e311d

Split-complementary

#1d1e31

#31261d

#28311d

Tetradic

#1d1e31

#301d31

#31301d

#1e311d

Square

#1d1e31

#311d28

#31301d

#1d3126

Shades

Color #1d1e31 mixed toward black.

#181929

#131421

#0f0f19

#0a0a10

#050508

Tints

Color #1d1e31 mixed toward white.

#383a5e

#53558b

#777aaf

#a5a6c9

#d2d3e4

Tones

Color #1d1e31 mixed toward gray.

#1f202f

#20212e

#22232c

#24242a

#252629

Accessibility

Aa White text on this color

16.38:1

Aa Black text on this color

1.28:1

White text reads better on this background (16.38:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1d1d2d · ΔE 1.4

Deuteranopia

#1d1d2c · ΔE 1.9

Tritanopia

#1d2a29 · ΔE 15.8

Achromatopsia

#202020 · ΔE 11.2

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

Code

CSS

background-color: #1d1e31;

Tailwind (arbitrary value)

bg-[#1d1e31]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#1d1e31 (#1d1e31) is rgb(29, 30, 49) in RGB.

No, #1d1e31 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 #1d1e31, or check how it holds up for accessibility.

Generate a palette → Check contrast