Slate 800
slate-800 · #1E293B
HEX
#1E293B
RGB
rgb(30, 41, 59)
CMYK
cmyk(49%, 31%, 0%, 77%)
HSL
hsl(217, 33%, 17%)
LAB
lab(16.4, 1.1, -13.0)
What is Slate 800?
Slate 800 is the slate-800 reference in the Tailwind CSS palette. Its sRGB value is #1E293B (rgb 30, 41, 59). It sits in the neutral 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 Slate 800 as a background.
Black text on this color
White text on this color
Shades, tints & tonal scale of Slate 800
An 11-step tonal scale derived from Slate 800 (#1E293B). 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
#EDEEEF
#EDEEEF
100
#DBDDE0
#DBDDE0
200
#B7BBC0
#B7BBC0
300
#8F949D
#8F949D
400
#565F6C
#565F6C
500
#1E293B
#1E293B
600
#1A2332
#1A2332
700
#141B26
#141B26
800
#0E121B
#0E121B
900
#080A0F
#080A0F
950
#040507
#040507
Lighter tints (mixed with white)
15%
#707278
30%
#97989C
45%
#B4B5B7
60%
#CCCDCE
75%
#E1E1E2
Darker shades (mixed with black)
15%
#1B2536
30%
#182131
45%
#141D2B
60%
#101824
75%
#0B111B
Color harmonies for Slate 800
Classic color-theory harmonies derived from rotating the hue of Slate 800. Use these to build accent palettes, brand systems, and accessible UI color pairings.
Complementary
180° opposite — strongest contrast
#1E293B
#1E293B
#3A2F1D
#3A2F1D
Triadic
Three colors 120° apart
#1E293B
#1E293B
#3A1D28
#3A1D28
#283A1D
#283A1D
Analogous
Two neighbors ±30° on the wheel
#1D363A
#1D363A
#1E293B
#1E293B
#201D3A
#201D3A
Split-complementary
Base + two colors flanking its complement
#1E293B
#1E293B
#3A201D
#3A201D
#363A1D
#363A1D
Tetradic
Two complementary pairs
#1E293B
#1E293B
#2F1D3A
#2F1D3A
#3A2F1D
#3A2F1D
#283A1D
#283A1D
Square
Four colors evenly spaced 90° apart
#1E293B
#1E293B
#3A1D36
#3A1D36
#3A2F1D
#3A2F1D
#1D3A20
#1D3A20
Slate 800 in every color space
Full conversion of Slate 800 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
#1E293B
RGB
rgb(30, 41, 59)
CMYK
cmyk(49%, 31%, 0%, 77%)
HSL
hsl(217, 33%, 17%)
HSV
hsv(217, 49%, 23%)
HWB
hwb(217 12% 77%)
CIE Lab
lab(16.4 1.1 -13.0)
OKLCH
oklch(27.9% 0.037 260.0)
XYZ (D65)
xyz(2.12, 2.18, 4.45)
Copy-ready code for Slate 800
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: #1E293B;
background-color: #1E293B;CSS variable
:root {
--color-slate-800: #1E293B;
}Tailwind config
// tailwind.config.js
colors: {
'slate-800': '#1E293B',
}Sass
$color-slate-800: #1E293B;Swift UIColor
UIColor(red: 0.118, green: 0.161, blue: 0.231, alpha: 1.0)Android XML
<color name="slate-800">#1E293B</color>Closest match in every color system
The nearest Slate 800 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 5020
#1D334A
Ocean blue
RAL 5010
#0E294B
Gentian blue
RAL 5003
#1D1E33
Sapphire blue
RAL 5008
#26252D
Grey blue
RAL 5013
#1E213D
Cobalt blue
RAL 7026
#2F353B
Granite grey
FAQ about Slate 800
What is the HEX code for Slate 800?
Slate 800 (slate-800) has the HEX code #1E293B. In RGB it is rgb(30, 41, 59), and in CMYK it is cmyk(49%, 31%, 0%, 77%).
What is the OKLCH value of Slate 800?
Slate 800 converts to oklch(0.279 0.037 260.0). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.
Is Slate 800 accessible for body text?
Used as a background, Slate 800 has a contrast ratio of 1.44:1 with black text and 14.63:1 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 Slate 800?
The closest Pantone reference to Slate 800 by ΔE2000 perceptual distance is Pantone 281 C (#0C2340). Cross-system Pantone matching is approximate; for color-critical print work, verify with a physical Pantone guide.
What is the closest RAL color to Slate 800?
The closest RAL Classic reference to Slate 800 by ΔE2000 distance is RAL 5020 (Ocean blue, #1D334A). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.
What is the complementary color of Slate 800?
The complementary color (180° opposite on the HSL color wheel) of Slate 800 is #3A2F1D. 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.