#2b00ba

Color #2b00ba

A vivid, highly saturated dark blue.

Closest named color Medium Blue #0000cd · ΔE 10.3 Nearest Tailwind class indigo-800 #372aac · ΔE 5.6

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

Conversions

HEX

#2b00ba

RGB

rgb(43, 0, 186)

HSL

hsl(253.9, 100%, 36.5%)

HSV / HSB

hsv(253.9, 100%, 72.9%)

CMYK

cmyk(76.9%, 100%, 0%, 27.1%)

LAB

lab(23.86, 63.09, -82.11)

LCH

lch(23.86, 103.55, 307.54)

OKLCH

oklch(37.3%, 0.2373, 273.5)

HWB

hwb(253.9, 0%, 27.1%)

Harmony colors

Complementary

#8fba00

Analogous

#0032ba

#2b00ba

#8800ba

Triadic

#2b00ba

#ba2b00

#00ba2b

Split-complementary

#2b00ba

#ba8800

#32ba00

Tetradic

#2b00ba

#ba008f

#8fba00

#00ba2b

Square

#2b00ba

#ba0032

#8fba00

#00ba88

Shades

Color #2b00ba mixed toward black.

#24009b

#1d007c

#16005d

#0e003e

#07001f

Tints

Color #2b00ba mixed toward white.

#3800f0

#5927ff

#835dff

#ac93ff

#d6c9ff

Tones

Color #2b00ba mixed toward gray.

#3310ab

#3c1f9b

#442f8c

#4c3e7c

#554e6d

Accessibility

Aa White text on this color

11.59:1

Aa Black text on this color

1.81:1

White text reads better on this background (11.59:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1f1fa4 · ΔE 4.5

Deuteranopia

#21239e · ΔE 5.6

Tritanopia

#2a908b · ΔE 45.8

Achromatopsia

#393939 · ΔE 31.1

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

Code

CSS

background-color: #2b00ba;

Tailwind (arbitrary value)

bg-[#2b00ba]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Medium Purple #9370db

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#2b00ba (#2b00ba) is rgb(43, 0, 186) in RGB.

No, #2b00ba 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.

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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 #2b00ba, or check how it holds up for accessibility.

Generate a palette → Check contrast