#1b1b68

Color #1b1b68

A moderately saturated dark blue.

Closest named color Midnight Blue #191970 · ΔE 6.21 Nearest Tailwind class violet-950 #2f0d68 · ΔE 5.1

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Conversions

HEX

#1b1b68

RGB

rgb(27, 27, 104)

HSL

hsl(240, 58.8%, 25.7%)

HSV / HSB

hsv(240, 74%, 40.8%)

CMYK

cmyk(74%, 74%, 0%, 59.2%)

LAB

lab(15.57, 27.72, -44.82)

LCH

lch(15.57, 52.7, 301.74)

OKLCH

oklch(28.4%, 0.13, 274.32)

HWB

hwb(240, 10.6%, 59.2%)

Harmony colors

Complementary

#68681b

Analogous

#1b4268

#1b1b68

#421b68

Triadic

#1b1b68

#681b1b

#1b681b

Split-complementary

#1b1b68

#68421b

#42681b

Tetradic

#1b1b68

#681b68

#68681b

#1b681b

Square

#1b1b68

#681b42

#68681b

#1b6842

Shades

Color #1b1b68 mixed toward black.

#171757

#121245

#0e0e34

#090923

#050511

Tints

Color #1b1b68 mixed toward white.

#28289a

#3636cb

#6969d8

#9b9be5

#cdcdf2

Tones

Color #1b1b68 mixed toward gray.

#212162

#28285b

#2e2e55

#35354e

#3b3b48

Accessibility

Aa White text on this color

14.97:1

Aa Black text on this color

1.4:1

White text reads better on this background (14.97:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1b1b5c · ΔE 2.3

Deuteranopia

#1b1b59 · ΔE 3

Tritanopia

#1b514f · ΔE 30.4

Achromatopsia

#272727 · ΔE 24.5

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

Code

CSS

background-color: #1b1b68;

Tailwind (arbitrary value)

bg-[#1b1b68]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#1b1b68 (#1b1b68) is rgb(27, 27, 104) in RGB.

No, #1b1b68 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 #1b1b68, or check how it holds up for accessibility.

Generate a palette → Check contrast