#0b1322 Hex Color
#0b1322 is rgb(11, 19, 34), or hsl(219, 51%, 9%). The nearest reference Tailwind v4 token is gray-900 (#101828), not an exact match. Used as an accent color in the Glassmorphism palette.
Conversions
WCAG contrast
| Background | Ratio | AA text | AA large | AAA text |
|---|---|---|---|---|
| white | 18.58:1 | pass | pass | pass |
| black | 1.13:1 | fail | fail | fail |
| slate-900 | 1.04:1 | fail | fail | fail |
| gray-100 | 16.88:1 | pass | pass | pass |
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 #0b1322 in real UI palettes
These colors appear alongside #0b1322 in StyleKit's curated palettes. Co-occurrence is not a promise of text readability; each pair includes its measured contrast.
- #33517a
Used together in Glassmorphism.
2.30:1
Not for normal text - #7c9cc4
Used together in Glassmorphism.
6.55:1
AA normal text - #e4b863
Used together in Glassmorphism.
10.03:1
AA normal text
A readable starting point
white text on #0b1322: 18.58:1 contrast.
Design styles using this color
Tints and shades
Lightness ladder in HSL space, from the lightest tint to the darkest shade of #0b1322.
Similar colors in the library
Nearest swatches by perceptual OKLab distance across all curated style palettes.
AI prompt snippet
Use #0b1322 as the accent color, following the Glassmorphism style: rgb(11, 19, 34), nearest Tailwind token gray-900. Keep text contrast at least 4.5:1 (this color scores 18.58:1 on white, 1.13:1 on black).
Paste this into ChatGPT, Claude, Cursor, or v0 to use #0b1322 with correct contrast constraints. Browse all palette colors.
Questions about #0b1322
What color is #0b1322?
#0b1322 is rgb(11, 19, 34), or hsl(219, 51%, 9%). The nearest reference Tailwind v4 token is gray-900 (#101828), not an exact match. Used as an accent color in the Glassmorphism palette.
What text color should I use on #0b1322?
White (#ffffff) has the higher black-or-white contrast against #0b1322: 18.58:1. 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 #0b1322 in Tailwind CSS?
Use bg-[#0b1322], text-[#0b1322], 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.