#2c3e50
#2c3e50 is rgb(44, 62, 80), or hsl(210, 29%, 24%). The nearest reference Tailwind v4 token is slate-700 (#314158), not an exact match.
Conversions
WCAG contrast
| Background | Ratio | AA text | AA large | AAA text |
|---|---|---|---|---|
| white | 10.98:1 | pass | pass | pass |
| black | 1.91:1 | fail | fail | fail |
| slate-900 | 1.63:1 | fail | fail | fail |
| gray-100 | 9.98:1 | 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 #2c3e50 in real UI palettes
These colors appear alongside #2c3e50 in StyleKit's curated palettes. Co-occurrence is not a promise of text readability; each pair includes its measured contrast.
- #1abc9c
Used together in Impressionist Oil.
4.56:1
AA normal text - #c0392b
Used together in Impressionist Oil.
2.02:1
Not for normal text - #e8a87c
Used together in Impressionist Oil.
5.40:1
AA normal text - #f5f0e1
Used together in Impressionist Oil.
9.64:1
AA normal text
A readable starting point
white text on #2c3e50: 10.98:1 contrast.
Design styles using this color
Tints and shades
Lightness ladder in HSL space, from the lightest tint to the darkest shade of #2c3e50.
Similar colors in the library
Nearest swatches by perceptual OKLab distance across all curated style palettes.
AI prompt snippet
Use #2c3e50 as the accent color, following the Impressionist Oil style: rgb(44, 62, 80), nearest Tailwind token slate-700. Keep text contrast at least 4.5:1 (this color scores 10.98:1 on white, 1.91:1 on black).
Paste this into ChatGPT, Claude, Cursor, or v0 to use #2c3e50 with correct contrast constraints. Browse all palette colors.
Questions about #2c3e50
What color is #2c3e50?
#2c3e50 is rgb(44, 62, 80), or hsl(210, 29%, 24%). The nearest reference Tailwind v4 token is slate-700 (#314158), not an exact match.
What text color should I use on #2c3e50?
White (#ffffff) has the higher black-or-white contrast against #2c3e50: 10.98:1. 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 #2c3e50 in Tailwind CSS?
Use bg-[#2c3e50], text-[#2c3e50], 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.