#1b1bee

Color #1b1bee

A vivid, highly saturated medium blue.

Closest named color Medium Blue #0000cd · ΔE 10.31 Nearest Tailwind class indigo-700 #432dd7 · ΔE 3.6

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

Conversions

HEX

#1b1bee

RGB

rgb(27, 27, 238)

HSL

hsl(240, 86.1%, 52%)

HSV / HSB

hsv(240, 88.7%, 93.3%)

CMYK

cmyk(88.7%, 88.7%, 0%, 6.7%)

LAB

lab(32.23, 69.74, -98.36)

LCH

lch(32.23, 120.58, 305.34)

OKLCH

oklch(44.7%, 0.285, 266.72)

HWB

hwb(240, 10.6%, 6.7%)

Harmony colors

Complementary

#eeee1b

Analogous

#1b85ee

#1b1bee

#851bee

Triadic

#1b1bee

#ee1b1b

#1bee1b

Split-complementary

#1b1bee

#ee851b

#85ee1b

Tetradic

#1b1bee

#ee1bee

#eeee1b

#1bee1b

Square

#1b1bee

#ee1b85

#eeee1b

#1bee85

Shades

Color #1b1bee mixed toward black.

#0f0fce

#0c0ca5

#09097b

#060652

#030329

Tints

Color #1b1bee mixed toward white.

#4141f1

#6767f4

#8d8df6

#b3b3f9

#d9d9fc

Tones

Color #1b1bee mixed toward gray.

#2d2ddc

#3e3ecb

#5050b9

#6161a8

#737396

Accessibility

Aa White text on this color

8.61:1

Aa Black text on this color

2.44:1

White text reads better on this background (8.61:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1b1bd3 · ΔE 3.4

Deuteranopia

#1b1bcc · ΔE 4.2

Tritanopia

#1bbab4 · ΔE 54.5

Achromatopsia

#4c4c4c · ΔE 32.5

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

Code

CSS

background-color: #1b1bee;

Tailwind (arbitrary value)

bg-[#1b1bee]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#1b1bee (#1b1bee) is rgb(27, 27, 238) in RGB.

No, #1b1bee 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 #1b1bee, or check how it holds up for accessibility.

Generate a palette → Check contrast