#1b1834

Color #1b1834

A muted very dark blue.

Closest named color Black #000000 · ΔE 23 Nearest Tailwind class slate-900 #0f172b · ΔE 6.2

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

Conversions

HEX

#1b1834

RGB

rgb(27, 24, 52)

HSL

hsl(246.4, 36.8%, 14.9%)

HSV / HSB

hsv(246.4, 53.8%, 20.4%)

CMYK

cmyk(48.1%, 53.8%, 0%, 79.6%)

LAB

lab(10.06, 10.18, -18)

LCH

lch(10.06, 20.68, 299.49)

OKLCH

oklch(22.9%, 0.053, 286.32)

HWB

hwb(246.4, 9.4%, 79.6%)

Harmony colors

Complementary

#313418

Analogous

#182334

#1b1834

#291834

Triadic

#1b1834

#341b18

#18341b

Split-complementary

#1b1834

#342918

#233418

Tetradic

#1b1834

#341831

#313418

#18341b

Square

#1b1834

#341823

#313418

#183429

Shades

Color #1b1834 mixed toward black.

#16142b

#121023

#0d0c1a

#090811

#040409

Tints

Color #1b1834 mixed toward white.

#352f65

#4e4697

#736bba

#a29cd1

#d0cee8

Tones

Color #1b1834 mixed toward gray.

#1d1a32

#1f1d2f

#201f2d

#22212b

#242428

Accessibility

Aa White text on this color

17.12:1

Aa Black text on this color

1.23:1

White text reads better on this background (17.12:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1a1a2f · ΔE 3.4

Deuteranopia

#1a1a2e · ΔE 3.9

Tritanopia

#1b2a29 · ΔE 20.6

Achromatopsia

#1c1c1c · ΔE 15.4

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

Code

CSS

background-color: #1b1834;

Tailwind (arbitrary value)

bg-[#1b1834]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#1b1834 (#1b1834) is rgb(27, 24, 52) in RGB.

No, #1b1834 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.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #1b1834, or check how it holds up for accessibility.

Generate a palette → Check contrast