#2a00a5

Color #2a00a5

A vivid, highly saturated dark blue.

Closest named color Dark Blue #00008b · ΔE 11.26 Nearest Tailwind class violet-900 #4d179a · ΔE 5.1

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

Conversions

HEX

#2a00a5

RGB

rgb(42, 0, 165)

HSL

hsl(255.3, 100%, 32.4%)

HSV / HSB

hsv(255.3, 100%, 64.7%)

CMYK

cmyk(74.5%, 100%, 0%, 35.3%)

LAB

lab(20.86, 57.89, -74.49)

LCH

lch(20.86, 94.34, 307.85)

OKLCH

oklch(34.5%, 0.2159, 275.53)

HWB

hwb(255.3, 0%, 35.3%)

Harmony colors

Complementary

#7ba500

Analogous

#0028a5

#2a00a5

#7d00a5

Triadic

#2a00a5

#a52a00

#00a52a

Split-complementary

#2a00a5

#a57d00

#28a500

Tetradic

#2a00a5

#a5007b

#7ba500

#00a52a

Square

#2a00a5

#a50028

#7ba500

#00a57d

Shades

Color #2a00a5 mixed toward black.

#23008a

#1c006e

#150053

#0e0037

#07001c

Tints

Color #2a00a5 mixed toward white.

#3900df

#5419ff

#7f53ff

#a98cff

#d4c6ff

Tones

Color #2a00a5 mixed toward gray.

#310e97

#381c8a

#3e297c

#45376e

#4c4560

Accessibility

Aa White text on this color

12.79:1

Aa Black text on this color

1.64:1

White text reads better on this background (12.79:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1e1e91 · ΔE 5

Deuteranopia

#20228c · ΔE 6.2

Tritanopia

#297f7b · ΔE 42.1

Achromatopsia

#323232 · ΔE 30.2

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

Code

CSS

background-color: #2a00a5;

Tailwind (arbitrary value)

bg-[#2a00a5]

Related colors

Medium Purple #9370db

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Rebecca Purple #663399

Navy #000080

Frequently asked questions

#2a00a5 (#2a00a5) is rgb(42, 0, 165) in RGB.

No, #2a00a5 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 #2a00a5, or check how it holds up for accessibility.

Generate a palette → Check contrast