Orange 0
orange-0 · #FFF4E6
HEX
#FFF4E6
RGB
rgb(255, 244, 230)
CMYK
cmyk(0%, 4%, 10%, 0%)
HSL
hsl(34, 100%, 95%)
LAB
lab(96.7, 1.4, 8.1)
What is Orange 0?
Orange 0 is the orange-0 reference in the Open Color. Its sRGB value is #FFF4E6 (rgb 255, 244, 230). It sits in the orange family. Open Color, an open-source color palette by Heeyeun designed for UI work. 13 hues across 10 shades (0 to 9) tuned for screen legibility and accessibility. See disclaimer for accuracy and trademark notes.
Accessibility
WCAG 2.1 contrast checks for Orange 0 as a background.
Black text on this color
White text on this color
Shades, tints & tonal scale of Orange 0
An 11-step tonal scale derived from Orange 0 (#FFF4E6). 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
#FFFEFD
#FFFEFD
100
#FFFDFB
#FFFDFB
200
#FFFBF7
#FFFBF7
300
#FFFAF3
#FFFAF3
400
#FFF7EC
#FFF7EC
500
#FFF4E6
#FFF4E6
600
#D9CFC4
#D9CFC4
700
#A69F96
#A69F96
800
#736E68
#736E68
900
#403D3A
#403D3A
950
#1F1D1C
#1F1D1C
Lighter tints (mixed with white)
15%
#FFF6EA
30%
#FFF7EE
45%
#FFF9F2
60%
#FFFBF5
75%
#FFFCF9
Darker shades (mixed with black)
15%
#EDE3D6
30%
#DAD0C4
45%
#C4BBB0
60%
#AAA299
75%
#89837B
Color harmonies for Orange 0
Classic color-theory harmonies derived from rotating the hue of Orange 0. Use these to build accent palettes, brand systems, and accessible UI color pairings.
Complementary
180° opposite — strongest contrast
#FFF4E6
#FFF4E6
#E5F1FF
#E5F1FF
Triadic
Three colors 120° apart
#FFF4E6
#FFF4E6
#E5FFF4
#E5FFF4
#F4E5FF
#F4E5FF
Analogous
Two neighbors ±30° on the wheel
#FFE7E5
#FFE7E5
#FFF4E6
#FFF4E6
#FDFFE5
#FDFFE5
Split-complementary
Base + two colors flanking its complement
#FFF4E6
#FFF4E6
#E5FDFF
#E5FDFF
#E7E5FF
#E7E5FF
Tetradic
Two complementary pairs
#FFF4E6
#FFF4E6
#F1FFE5
#F1FFE5
#E5F1FF
#E5F1FF
#F4E5FF
#F4E5FF
Square
Four colors evenly spaced 90° apart
#FFF4E6
#FFF4E6
#E5FFE7
#E5FFE7
#E5F1FF
#E5F1FF
#FFE5FD
#FFE5FD
Orange 0 in every color space
Full conversion of Orange 0 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
#FFF4E6
RGB
rgb(255, 244, 230)
CMYK
cmyk(0%, 4%, 10%, 0%)
HSL
hsl(34, 100%, 95%)
HSV
hsv(34, 10%, 100%)
HWB
hwb(34 90% 0%)
CIE Lab
lab(96.7 1.4 8.1)
OKLCH
oklch(97.2% 0.022 74.1)
XYZ (D65)
xyz(87.87, 91.68, 87.91)
Copy-ready code for Orange 0
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: #FFF4E6;
background-color: #FFF4E6;CSS variable
:root {
--color-orange-0: #FFF4E6;
}Tailwind config
// tailwind.config.js
colors: {
'orange-0': '#FFF4E6',
}Sass
$color-orange-0: #FFF4E6;Swift UIColor
UIColor(red: 1.000, green: 0.957, blue: 0.902, alpha: 1.0)Android XML
<color name="orange-0">#FFF4E6</color>Closest match in every color system
The nearest Orange 0 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 Open Color
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 9001
#FDF4E3
Cream
RAL 9016
#F6F6F6
Traffic white
RAL 9003
#F4F4F4
Signal white
RAL 9010
#FFFFFF
Pure white
RAL 1013
#EAE6CA
Oyster white
RAL 9002
#E7EBDA
Grey white
FAQ about Orange 0
What is the HEX code for Orange 0?
Orange 0 (orange-0) has the HEX code #FFF4E6. In RGB it is rgb(255, 244, 230), and in CMYK it is cmyk(0%, 4%, 10%, 0%).
What is the OKLCH value of Orange 0?
Orange 0 converts to oklch(0.972 0.022 74.1). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.
Is Orange 0 accessible for body text?
Used as a background, Orange 0 has a contrast ratio of 19.33:1 with black text and 1.09:1 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 Orange 0?
The closest Pantone reference to Orange 0 by ΔE2000 perceptual distance is Pantone Warm Gray 1 C (#D7D2CB). Cross-system Pantone matching is approximate; for color-critical print work, verify with a physical Pantone guide.
What is the closest RAL color to Orange 0?
The closest RAL Classic reference to Orange 0 by ΔE2000 distance is RAL 9001 (Cream, #FDF4E3). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.
What is the complementary color of Orange 0?
The complementary color (180° opposite on the HSL color wheel) of Orange 0 is #E5F1FF. Use it for high-contrast accents, error states, or call-to-action pairings.
Data provenance & source
Open Color (Yeun)
Open Color, an open-source color palette by Heeyeun designed for UI designers and developers. 13 hues across 10 shades. Use as a designer-friendly palette alternative to Tailwind. Values are intentionally chosen for UI legibility and accessibility.
- Source type
- derived
- Confidence
- high
- License
- MIT
- Last reviewed
- 2026-05-24
Workflow tags
Open Color values are tuned for digital UI. For print, treat as a starting point and proof against the substrate.