#421aff

Color #421aff

A vivid, highly saturated medium blue.

Closest named color Blue #0000ff · ΔE 8.45 Nearest Tailwind class indigo-600 #4f39f6 · ΔE 4.4

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

Conversions

HEX

#421aff

RGB

rgb(66, 26, 255)

HSL

hsl(250.5, 100%, 55.1%)

HSV / HSB

hsv(250.5, 89.8%, 100%)

CMYK

cmyk(74.1%, 89.8%, 0%, 0%)

LAB

lab(36.2, 75.61, -101.28)

LCH

lch(36.2, 126.39, 306.74)

OKLCH

oklch(48.5%, 0.2932, 274.05)

HWB

hwb(250.5, 10.2%, 0%)

Harmony colors

Complementary

#d7ff1a

Analogous

#1a64ff

#421aff

#b51aff

Triadic

#421aff

#ff421a

#1aff42

Split-complementary

#421aff

#ffb51a

#64ff1a

Tetradic

#421aff

#ff1ad7

#d7ff1a

#1aff42

Square

#421aff

#ff1a64

#d7ff1a

#1affb5

Shades

Color #421aff mixed toward black.

#2900ea

#2100bb

#19008d

#10005e

#08002f

Tints

Color #421aff mixed toward white.

#6240ff

#8166ff

#a18dff

#c0b3ff

#e0d9ff

Tones

Color #421aff mixed toward gray.

#4e2dec

#5b40d9

#6753c6

#7466b3

#8079a0

Accessibility

Aa White text on this color

7.44:1

Aa Black text on this color

2.82:1

White text reads better on this background (7.44:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3534e2 · ΔE 4.4

Deuteranopia

#3739da · ΔE 5.7

Tritanopia

#41c7c0 · ΔE 53.9

Achromatopsia

#555555 · ΔE 32.9

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

Code

CSS

background-color: #421aff;

Tailwind (arbitrary value)

bg-[#421aff]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Medium Purple #9370db

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#421aff (#421aff) is rgb(66, 26, 255) in RGB.

No, #421aff 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.

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 #421aff, or check how it holds up for accessibility.

Generate a palette → Check contrast