Emerald 50
emerald-50 · #ECFDF5
HEX
#ECFDF5
RGB
rgb(236, 253, 245)
CMYK
cmyk(7%, 0%, 3%, 1%)
HSL
hsl(152, 81%, 96%)
LAB
lab(97.9, -7.0, 1.9)
What is Emerald 50?
Emerald 50 is the emerald-50 reference in the Tailwind CSS palette. Its sRGB value is #ECFDF5 (rgb 236, 253, 245). It sits in the green 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 Emerald 50 as a background.
Black text on this color
White text on this color
Shades, tints & tonal scale of Emerald 50
An 11-step tonal scale derived from Emerald 50 (#ECFDF5). 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
#FDFFFE
#FDFFFE
100
#FCFFFD
#FCFFFD
200
#F9FEFC
#F9FEFC
300
#F6FEFA
#F6FEFA
400
#F1FEF8
#F1FEF8
500
#ECFDF5
#ECFDF5
600
#C9D7D0
#C9D7D0
700
#99A49F
#99A49F
800
#6A726E
#6A726E
900
#3B3F3D
#3B3F3D
950
#1C1E1D
#1C1E1D
Lighter tints (mixed with white)
15%
#EFFDF7
30%
#F2FEF8
45%
#F5FEFA
60%
#F8FEFB
75%
#FAFFFD
Darker shades (mixed with black)
15%
#DCECE4
30%
#C9D8D1
45%
#B5C2BC
60%
#9DA8A3
75%
#7E8883
Color harmonies for Emerald 50
Classic color-theory harmonies derived from rotating the hue of Emerald 50. Use these to build accent palettes, brand systems, and accessible UI color pairings.
Complementary
180° opposite — strongest contrast
#ECFDF5
#ECFDF5
#FDEDF4
#FDEDF4
Triadic
Three colors 120° apart
#ECFDF5
#ECFDF5
#F5EDFD
#F5EDFD
#FDF5ED
#FDF5ED
Analogous
Two neighbors ±30° on the wheel
#EDFDED
#EDFDED
#ECFDF5
#ECFDF5
#EDFDFD
#EDFDFD
Split-complementary
Base + two colors flanking its complement
#ECFDF5
#ECFDF5
#FDEDFD
#FDEDFD
#FDEDED
#FDEDED
Tetradic
Two complementary pairs
#ECFDF5
#ECFDF5
#EDF4FD
#EDF4FD
#FDEDF4
#FDEDF4
#FDF5ED
#FDF5ED
Square
Four colors evenly spaced 90° apart
#ECFDF5
#ECFDF5
#EDEDFD
#EDEDFD
#FDEDF4
#FDEDF4
#FDFDED
#FDFDED
Emerald 50 in every color space
Full conversion of Emerald 50 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
#ECFDF5
RGB
rgb(236, 253, 245)
CMYK
cmyk(7%, 0%, 3%, 1%)
HSL
hsl(152, 81%, 96%)
HSV
hsv(152, 7%, 99%)
HWB
hwb(152 93% 1%)
CIE Lab
lab(97.9 -7.0 1.9)
OKLCH
oklch(97.9% 0.021 166.1)
XYZ (D65)
xyz(86.20, 94.68, 100.10)
Copy-ready code for Emerald 50
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: #ECFDF5;
background-color: #ECFDF5;CSS variable
:root {
--color-emerald-50: #ECFDF5;
}Tailwind config
// tailwind.config.js
colors: {
'emerald-50': '#ECFDF5',
}Sass
$color-emerald-50: #ECFDF5;Swift UIColor
UIColor(red: 0.925, green: 0.992, blue: 0.961, alpha: 1.0)Android XML
<color name="emerald-50">#ECFDF5</color>Closest match in every color system
The nearest Emerald 50 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 9002
#E7EBDA
Grey white
RAL 9016
#F6F6F6
Traffic white
RAL 9003
#F4F4F4
Signal white
RAL 9010
#FFFFFF
Pure white
RAL 9001
#FDF4E3
Cream
RAL 1013
#EAE6CA
Oyster white
FAQ about Emerald 50
What is the HEX code for Emerald 50?
Emerald 50 (emerald-50) has the HEX code #ECFDF5. In RGB it is rgb(236, 253, 245), and in CMYK it is cmyk(7%, 0%, 3%, 1%).
What is the OKLCH value of Emerald 50?
Emerald 50 converts to oklch(0.979 0.021 166.1). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.
Is Emerald 50 accessible for body text?
Used as a background, Emerald 50 has a contrast ratio of 19.94:1 with black text and 1.05:1 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 Emerald 50?
The closest Pantone reference to Emerald 50 by ΔE2000 perceptual distance is Pantone Cool Gray 1 C (#D9D9D6). Cross-system Pantone matching is approximate; for color-critical print work, verify with a physical Pantone guide.
What is the closest RAL color to Emerald 50?
The closest RAL Classic reference to Emerald 50 by ΔE2000 distance is RAL 9002 (Grey white, #E7EBDA). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.
What is the complementary color of Emerald 50?
The complementary color (180° opposite on the HSL color wheel) of Emerald 50 is #FDEDF4. 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.