#6c5ce7
#6c5ce7 is rgb(108, 92, 231), or hsl(247, 74%, 63%). The nearest reference Tailwind v4 token is indigo-500 (#615fff), not an exact match.
Conversions
WCAG contrast
| Background | Ratio | AA text | AA large | AAA text |
|---|---|---|---|---|
| white | 4.86:1 | pass | pass | fail |
| black | 4.32:1 | fail | pass | fail |
| slate-900 | 3.67:1 | fail | pass | fail |
| gray-100 | 4.41:1 | fail | pass | fail |
Ratios use WCAG relative luminance for opaque sRGB colors. Normal text requires 4.5:1, or 7:1 at AAA. Large text requires 3:1: at least 24 CSS pixels, or about 18.67 CSS pixels when bold. Pass/fail uses the unrounded ratio. Contrast alone is not a full accessibility assessment.
Colors paired with #6c5ce7 in real UI palettes
These colors appear alongside #6c5ce7 in StyleKit's curated palettes. Co-occurrence is not a promise of text readability; each pair includes its measured contrast.
- #000000
Used together in Fullscreen Hero.
4.32:1
Not for normal text - #00cec9
Used together in Card Stack.
2.47:1
Not for normal text - #1a1a2e
Used together in Card Stack.
3.51:1
Not for normal text - #4ecdc4
Used together in Fullscreen Hero.
2.51:1
Not for normal text - #f0f0f5
Used together in Card Stack.
4.28:1
Not for normal text - #fd79a8
Used together in Card Stack.
1.96:1
Not for normal text
A readable starting point
white text on #6c5ce7: 4.86:1 contrast.
Design styles using this color
Tints and shades
Lightness ladder in HSL space, from the lightest tint to the darkest shade of #6c5ce7.
Similar colors in the library
Nearest swatches by perceptual OKLab distance across all curated style palettes.
AI prompt snippet
Use #6c5ce7 as the accent color, following the Card Stack style: rgb(108, 92, 231), nearest Tailwind token indigo-500. Keep text contrast at least 4.5:1 (this color scores 4.86:1 on white, 4.32:1 on black).
Paste this into ChatGPT, Claude, Cursor, or v0 to use #6c5ce7 with correct contrast constraints. Browse all palette colors.
Questions about #6c5ce7
What color is #6c5ce7?
#6c5ce7 is rgb(108, 92, 231), or hsl(247, 74%, 63%). The nearest reference Tailwind v4 token is indigo-500 (#615fff), not an exact match.
What text color should I use on #6c5ce7?
White (#ffffff) has the higher black-or-white contrast against #6c5ce7: 4.86:1. This calculation assumes opaque, flat sRGB colors. Normal text requires 4.5:1 and large text 3:1 under WCAG 2.2 SC 1.4.3; it is not a complete accessibility assessment.
How can I use exactly #6c5ce7 in Tailwind CSS?
Use bg-[#6c5ce7], text-[#6c5ce7], or a CSS custom property instead of substituting a nearby named token. The reference palette is Tailwind CSS 4.1.18, converted from OKLCH to sRGB hex; newer Tailwind versions and custom themes can differ.
Sources and calculation limits
Reference palette: Tailwind CSS 4.1.18, converted from OKLCH to sRGB hex. Named tokens are versioned approximations; use the exact hex utilities when matching an existing design. Palette pairings come from the linked StyleKit definitions, not external popularity or preference data.