Purple 900
purple-900 · #581C87
HEX
#581C87
RGB
rgb(88, 28, 135)
CMYK
cmyk(35%, 79%, 0%, 47%)
HSL
hsl(274, 66%, 32%)
LAB
lab(25.7, 46.4, -47.8)
What is Purple 900?
Purple 900 is the purple-900 reference in the Tailwind CSS palette. Its sRGB value is #581C87 (rgb 88, 28, 135). It sits in the purple family. The default color palette shipped with Tailwind CSS v3 by Tailwind Labs. 22 color families across 11 lightness steps (50 to 950). See disclaimer for accuracy and trademark notes.
Accessibility
WCAG 2.1 contrast checks for Purple 900 as a background.
Black text on this color
White text on this color
Shades, tints & tonal scale of Purple 900
An 11-step tonal scale derived from Purple 900 (#581C87). Click any swatch to copy its HEX. Use these as a starting point for design tokens, hover states, and disabled states in a design system.
50
#F2EDF5
#F2EDF5
100
#E4DBEC
#E4DBEC
200
#CAB6D9
#CAB6D9
300
#AC8EC3
#AC8EC3
400
#8255A5
#8255A5
500
#581C87
#581C87
600
#4B1873
#4B1873
700
#391258
#391258
800
#280D3D
#280D3D
900
#160722
#160722
950
#0B0310
#0B0310
Lighter tints (mixed with white)
15%
#856FA1
30%
#A397B6
45%
#BCB4C9
60%
#D1CCD9
75%
#E4E1E8
Darker shades (mixed with black)
15%
#51197D
30%
#4A1672
45%
#421366
60%
#380F58
75%
#2B0A46
Color harmonies for Purple 900
Classic color-theory harmonies derived from rotating the hue of Purple 900. Use these to build accent palettes, brand systems, and accessible UI color pairings.
Complementary
180° opposite — strongest contrast
#581C87
#581C87
#4A871C
#4A871C
Triadic
Three colors 120° apart
#581C87
#581C87
#87591C
#87591C
#1C8759
#1C8759
Analogous
Two neighbors ±30° on the wheel
#231C87
#231C87
#581C87
#581C87
#871C80
#871C80
Split-complementary
Base + two colors flanking its complement
#581C87
#581C87
#80871C
#80871C
#1C8723
#1C8723
Tetradic
Two complementary pairs
#581C87
#581C87
#871C4A
#871C4A
#4A871C
#4A871C
#1C8759
#1C8759
Square
Four colors evenly spaced 90° apart
#581C87
#581C87
#87231C
#87231C
#4A871C
#4A871C
#1C8087
#1C8087
Purple 900 in every color space
Full conversion of Purple 900 across the color spaces designers and developers actually use — including OKLCH (the perceptually-uniform space that powers Tailwind v4 and CSS Color Module Level 4) and HWB.
HEX
#581C87
RGB
rgb(88, 28, 135)
CMYK
cmyk(35%, 79%, 0%, 47%)
HSL
hsl(274, 66%, 32%)
HSV
hsv(274, 79%, 53%)
HWB
hwb(274 11% 47%)
CIE Lab
lab(25.7 46.4 -47.8)
OKLCH
oklch(38.1% 0.166 305.0)
XYZ (D65)
xyz(8.81, 4.65, 23.35)
Copy-ready code for Purple 900
Drop-in snippets for CSS, Tailwind, Sass, iOS Swift, and Android XML. Click the copy button on any snippet to put it on your clipboard.
CSS
color: #581C87;
background-color: #581C87;CSS variable
:root {
--color-purple-900: #581C87;
}Tailwind config
// tailwind.config.js
colors: {
'purple-900': '#581C87',
}Sass
$color-purple-900: #581C87;Swift UIColor
UIColor(red: 0.345, green: 0.110, blue: 0.529, alpha: 1.0)Android XML
<color name="purple-900">#581C87</color>Closest match in every color system
The nearest Purple 900 equivalent in every other color system on this site, ranked by ΔE2000 perceptual distance. Useful when translating between design-system, web-standard, and industrial color references.
Closest in Tailwind CSS palette
Top 6 ΔE2000-closest entries within the same collection.
Closest Pantone matches
Top 6 ΔE2000-closest Pantone references. Cross-system matching is approximate — see disclaimer.
Closest RAL Classic matches
Top 6 ΔE2000-closest RAL Classic references for industrial coating cross-reference.
RAL 5005
#1E2460
Signal blue
RAL 4005
#6C4675
Blue lilac
RAL 5002
#20214F
Ultramarine blue
RAL 5022
#252850
Night blue
RAL 6012
#343E40
Black green
RAL 7016
#293133
Anthracite grey
FAQ about Purple 900
What is the HEX code for Purple 900?
Purple 900 (purple-900) has the HEX code #581C87. In RGB it is rgb(88, 28, 135), and in CMYK it is cmyk(35%, 79%, 0%, 47%).
What is the OKLCH value of Purple 900?
Purple 900 converts to oklch(0.381 0.166 305.0). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.
Is Purple 900 accessible for body text?
Used as a background, Purple 900 has a contrast ratio of 1.93:1 with black text and 10.88:1 with white text. WCAG 2.1 AA requires 4.5:1 for normal text. The current recommendation is to use white text and verify in real UI context.
What is the closest Pantone to Purple 900?
The closest Pantone reference to Purple 900 by ΔE2000 perceptual distance is Pantone 260 C (#582C83). Cross-system Pantone matching is approximate; for color-critical print work, verify with a physical Pantone guide.
What is the closest RAL color to Purple 900?
The closest RAL Classic reference to Purple 900 by ΔE2000 distance is RAL 5005 (Signal blue, #1E2460). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.
What is the complementary color of Purple 900?
The complementary color (180° opposite on the HSL color wheel) of Purple 900 is #4A871C. Use it for high-contrast accents, error states, or call-to-action pairings.
Data provenance & source
Tailwind CSS default palette (v3)
The default color palette shipped with Tailwind CSS v3 by Tailwind Labs Inc. Use as a reference for design tokens, web color systems, and Tailwind-based design conversations. Names like 'blue-500' are the project's own naming convention.
- Source type
- derived
- Confidence
- high
- License
- MIT
- Last reviewed
- 2026-05-24
Workflow tags
Tailwind palette values are designed for digital interfaces under sRGB. For print, convert to a process-appropriate value and proof against the substrate; do not rely on sRGB CMYK conversion for color-critical print work.