#1d1b25

Color #1d1b25

A muted very dark blue.

Closest named color Black #000000 · ΔE 12.79 Nearest Tailwind class mauve-900 #1d161e · ΔE 3.3

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#1d1b25

RGB

rgb(29, 27, 37)

HSL

hsl(252, 15.6%, 12.5%)

HSV / HSB

hsv(252, 27%, 14.5%)

CMYK

cmyk(21.6%, 27%, 0%, 85.5%)

LAB

lab(10.4, 3.68, -6.47)

LCH

lch(10.4, 7.44, 299.63)

OKLCH

oklch(22.9%, 0.0194, 294.05)

HWB

hwb(252, 10.6%, 85.5%)

Harmony colors

Complementary

#23251b

Analogous

#1b1e25

#1d1b25

#221b25

Triadic

#1d1b25

#251d1b

#1b251d

Split-complementary

#1d1b25

#25221b

#1e251b

Tetradic

#1d1b25

#251b23

#23251b

#1b251d

Square

#1d1b25

#251b1e

#23251b

#1b2522

Shades

Color #1d1b25 mixed toward black.

#18161f

#131219

#0e0d12

#0a090c

#050406

Tints

Color #1d1b25 mixed toward white.

#3f3a50

#605a7b

#857ea1

#aea9c0

#d6d4e0

Tones

Color #1d1b25 mixed toward gray.

#1d1c24

#1e1d23

#1e1d22

#1f1e22

#1f1f21

Accessibility

Aa White text on this color

16.99:1

Aa Black text on this color

1.24:1

White text reads better on this background (16.99:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1c1c23 · ΔE 2.5

Deuteranopia

#1c1c22 · ΔE 3.1

Tritanopia

#1d2121 · ΔE 8.9

Achromatopsia

#1c1c1c · ΔE 7.1

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

Code

CSS

background-color: #1d1b25;

Tailwind (arbitrary value)

bg-[#1d1b25]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Medium Purple #9370db

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#1d1b25 (#1d1b25) is rgb(29, 27, 37) in RGB.

No, #1d1b25 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 #1d1b25, or check how it holds up for accessibility.

Generate a palette → Check contrast