PURPLE

Web Purple

#551A8B

Conversions

HEX#551A8B

RGBrgb(85, 26, 139)

HSLhsl(271, 68%, 32%)

HSVhsv(271, 81%, 55%)

CMYKcmyk(39%, 81%, 0%, 45%)

Copy CSS

color: #551a8b;
/* rgb  */ color: rgb(85, 26, 139);
/* hsl  */ color: hsl(271, 68%, 32%);

Contrast

On whitePass · 11.01 : 1

On ink blackFail · 1.74 : 1

Shades

Tints

Pairings

About Web Purple

Web Purple is the hex color #551A8B, which translates to rgb(85, 26, 139) in RGB and hsl(271, 68%, 32%) in HSL. On the color wheel it sits at 271 degrees, with a saturation of 68 percent and a lightness of 32 percent. That combination gives Web Purple a saturated mid tone: strong enough for buttons and links, still calm enough for larger areas.

How Web Purple compares

The closest standard CSS keyword is indigo (#4B0082), a CIE76 distance of 6.8 away in CIELAB. That is a visible difference, so the keyword is not a substitute here. In the Tailwind CSS 4.3.1 palette the nearest token is purple-900 (#59168B), at a distance of 2.1. Inside this library the closest neighbour is Indigo at 6.8. Sorted by lightness, Web Purple is number 6 of the 31 purple colors here.

Text on Web Purple

2 of the five common text colors below clear WCAG AA for normal text on Web Purple, led by White at 11.01:1. The ratios are computed with the WCAG relative luminance formula, the same one the contrast checker uses, which opens with Web Purple already loaded as the background.

Contrast of common text colors on Web Purple. AA normal text needs 4.5:1, AA large text and non-text elements need 3:1, AAA normal text needs 7:1.
Text color	Ratio	AA normal	AA large	AAA normal
White #FFFFFF	11.01:1	Pass	Pass	Pass
Ink black #0F0F12	1.74:1	Fail	Fail	Fail
Mid grey #6B7280	2.28:1	Fail	Fail	Fail
Dark grey #374151	1.07:1	Fail	Fail	Fail
Light grey #E5E7EB	8.90:1	Pass	Pass	Pass

Building a palette around Web Purple

The pairings above give you three classic starting points. The complementary color sits opposite on the wheel and works well as an accent that draws the eye. The analogous colors sit right beside Web Purple for calmer, harmonious combinations. The triadic pair spaces three hues evenly for a balanced, energetic palette. Open any swatch to explore it as its own color.

Full values for Web Purple

Format	Value
HEX	#551A8B
RGB	rgb(85, 26, 139)
HSL	hsl(271, 68%, 32%)
HSV	hsv(271, 81%, 55%)
CMYK	cmyk(39%, 81%, 0%, 45%)
OKLCH	oklch(37.84% 0.1716 302.15)
CIELAB	lab(25.36 47.69 -50.88)

Use Web Purple in a tool

Nearby colors

Last updated 5 August 2026 by FusionStudios. Every value on this page is computed by the same functions the tools use. How this is calculated.