Cyan 400
cyan-400 · #22D3EE
HEX
#22D3EE
RGB
rgb(34, 211, 238)
CMYK
cmyk(86%, 11%, 0%, 7%)
HSL
hsl(188, 86%, 53%)
LAB
lab(77.9, -32.1, -25.1)
What is Cyan 400?
Cyan 400 is the cyan-400 reference in the Tailwind CSS palette. Its sRGB value is #22D3EE (rgb 34, 211, 238). It sits in the cyan 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 Cyan 400 as a background.
Black text on this color
White text on this color
Shades, tints & tonal scale of Cyan 400
An 11-step tonal scale derived from Cyan 400 (#22D3EE). 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
#EDFBFE
#EDFBFE
100
#DCF8FC
#DCF8FC
200
#B8F1FA
#B8F1FA
300
#91E9F7
#91E9F7
400
#59DEF2
#59DEF2
500
#22D3EE
#22D3EE
600
#1DB3CA
#1DB3CA
700
#16899B
#16899B
800
#0F5F6B
#0F5F6B
900
#09353C
#09353C
950
#04191D
#04191D
Lighter tints (mixed with white)
15%
#71DAF1
30%
#97E1F3
45%
#B4E8F6
60%
#CCEFF8
75%
#E1F5FB
Darker shades (mixed with black)
15%
#1FC4DD
30%
#1BB4CB
45%
#17A1B6
60%
#138C9E
75%
#0D707F
Color harmonies for Cyan 400
Classic color-theory harmonies derived from rotating the hue of Cyan 400. Use these to build accent palettes, brand systems, and accessible UI color pairings.
Complementary
180° opposite — strongest contrast
#22D3EE
#22D3EE
#EE3C20
#EE3C20
Triadic
Three colors 120° apart
#22D3EE
#22D3EE
#EE20D3
#EE20D3
#D3EE20
#D3EE20
Analogous
Two neighbors ±30° on the wheel
#20EEA3
#20EEA3
#22D3EE
#22D3EE
#206CEE
#206CEE
Split-complementary
Base + two colors flanking its complement
#22D3EE
#22D3EE
#EE206C
#EE206C
#EEA320
#EEA320
Tetradic
Two complementary pairs
#22D3EE
#22D3EE
#3C20EE
#3C20EE
#EE3C20
#EE3C20
#D3EE20
#D3EE20
Square
Four colors evenly spaced 90° apart
#22D3EE
#22D3EE
#A320EE
#A320EE
#EE3C20
#EE3C20
#6CEE20
#6CEE20
Cyan 400 in every color space
Full conversion of Cyan 400 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
#22D3EE
RGB
rgb(34, 211, 238)
CMYK
cmyk(86%, 11%, 0%, 7%)
HSL
hsl(188, 86%, 53%)
HSV
hsv(188, 86%, 93%)
HWB
hwb(188 13% 7%)
CIE Lab
lab(77.9 -32.1 -25.1)
OKLCH
oklch(79.7% 0.134 211.5)
XYZ (D65)
xyz(39.38, 53.10, 89.05)
Copy-ready code for Cyan 400
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: #22D3EE;
background-color: #22D3EE;CSS variable
:root {
--color-cyan-400: #22D3EE;
}Tailwind config
// tailwind.config.js
colors: {
'cyan-400': '#22D3EE',
}Sass
$color-cyan-400: #22D3EE;Swift UIColor
UIColor(red: 0.133, green: 0.827, blue: 0.933, alpha: 1.0)Android XML
<color name="cyan-400">#22D3EE</color>Closest match in every color system
The nearest Cyan 400 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 6027
#84C3BE
Light green
RAL 5024
#5D9B9B
Pastel blue
RAL 5018
#3F888F
Turquoise blue
RAL 7001
#8F999F
Silver grey
RAL 7038
#B5B8B1
Agate grey
RAL 7035
#D7D7D7
Light grey
FAQ about Cyan 400
What is the HEX code for Cyan 400?
Cyan 400 (cyan-400) has the HEX code #22D3EE. In RGB it is rgb(34, 211, 238), and in CMYK it is cmyk(86%, 11%, 0%, 7%).
What is the OKLCH value of Cyan 400?
Cyan 400 converts to oklch(0.797 0.134 211.5). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.
Is Cyan 400 accessible for body text?
Used as a background, Cyan 400 has a contrast ratio of 11.62:1 with black text and 1.81:1 with white text. WCAG 2.1 AA requires 4.5:1 for normal text. The current recommendation is to use black text and verify in real UI context.
What is the closest Pantone to Cyan 400?
The closest Pantone reference to Cyan 400 by ΔE2000 perceptual distance is Pantone 305 C (#59CBE8). Cross-system Pantone matching is approximate; for color-critical print work, verify with a physical Pantone guide.
What is the closest RAL color to Cyan 400?
The closest RAL Classic reference to Cyan 400 by ΔE2000 distance is RAL 6027 (Light green, #84C3BE). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.
What is the complementary color of Cyan 400?
The complementary color (180° opposite on the HSL color wheel) of Cyan 400 is #EE3C20. 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.