#01cdfe
#01cdfe is rgb(1, 205, 254), or hsl(192, 99%, 50%). The nearest reference Tailwind v4 token is cyan-400 (#00d3f2), not an exact match.
Conversions
WCAG contrast
| Background | Ratio | AA text | AA large | AAA text |
|---|---|---|---|---|
| white | 1.88:1 | fail | fail | fail |
| black | 11.16:1 | pass | pass | pass |
| slate-900 | 9.49:1 | pass | pass | pass |
| gray-100 | 1.71:1 | fail | fail | 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 #01cdfe in real UI palettes
These colors appear alongside #01cdfe in StyleKit's curated palettes. Co-occurrence is not a promise of text readability; each pair includes its measured contrast.
- #05ffa1
Used together in Neon Retro.
1.42:1
Not for normal text - #b967ff
Used together in Neon Retro.
1.73:1
Not for normal text - #ff71ce
Used together in Neon Retro.
1.31:1
Not for normal text - #fffb96
Used together in Neon Retro.
1.75:1
Not for normal text
A readable starting point
black text on #01cdfe: 11.16:1 contrast.
Design styles using this color
Tints and shades
Lightness ladder in HSL space, from the lightest tint to the darkest shade of #01cdfe.
Similar colors in the library
Nearest swatches by perceptual OKLab distance across all curated style palettes.
AI prompt snippet
Use #01cdfe as the secondary color, following the Neon Retro style: rgb(1, 205, 254), nearest Tailwind token cyan-400. Keep text contrast at least 4.5:1 (this color scores 1.88:1 on white, 11.16:1 on black).
Paste this into ChatGPT, Claude, Cursor, or v0 to use #01cdfe with correct contrast constraints. Browse all palette colors.
Questions about #01cdfe
What color is #01cdfe?
#01cdfe is rgb(1, 205, 254), or hsl(192, 99%, 50%). The nearest reference Tailwind v4 token is cyan-400 (#00d3f2), not an exact match.
What text color should I use on #01cdfe?
Black (#000000) has the higher black-or-white contrast against #01cdfe: 11.16:1. 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 #01cdfe in Tailwind CSS?
Use bg-[#01cdfe], text-[#01cdfe], 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.