Orange 4
orange-4 · #FFA94D
HEX
#FFA94D
RGB
rgb(255, 169, 77)
CMYK
cmyk(0%, 34%, 70%, 0%)
HSL
hsl(31, 100%, 65%)
LAB
lab(76.2, 23.8, 58.7)
What is Orange 4?
Orange 4 is the orange-4 reference in the Open Color. Its sRGB value is #FFA94D (rgb 255, 169, 77). 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 4 as a background.
Black text on this color
White text on this color
Shades, tints & tonal scale of Orange 4
An 11-step tonal scale derived from Orange 4 (#FFA94D). 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
#FFF8F1
#FFF8F1
100
#FFF1E3
#FFF1E3
200
#FFE3C6
#FFE3C6
300
#FFD4A6
#FFD4A6
400
#FFBF7A
#FFBF7A
500
#FFA94D
#FFA94D
600
#D99041
#D99041
700
#A66E32
#A66E32
800
#734C23
#734C23
900
#402A13
#402A13
950
#1F1409
#1F1409
Lighter tints (mixed with white)
15%
#FFB97F
30%
#FFC8A0
45%
#FFD5BA
60%
#FFE2D0
75%
#FFEDE3
Darker shades (mixed with black)
15%
#ED9D47
30%
#DA9040
45%
#C48139
60%
#AA6F30
75%
#895925
Color harmonies for Orange 4
Classic color-theory harmonies derived from rotating the hue of Orange 4. Use these to build accent palettes, brand systems, and accessible UI color pairings.
Complementary
180° opposite — strongest contrast
#FFA94D
#FFA94D
#4DA3FF
#4DA3FF
Triadic
Three colors 120° apart
#FFA94D
#FFA94D
#4DFFA9
#4DFFA9
#A94DFF
#A94DFF
Analogous
Two neighbors ±30° on the wheel
#FF4F4D
#FF4F4D
#FFA94D
#FFA94D
#FCFF4D
#FCFF4D
Split-complementary
Base + two colors flanking its complement
#FFA94D
#FFA94D
#4DFCFF
#4DFCFF
#4F4DFF
#4F4DFF
Tetradic
Two complementary pairs
#FFA94D
#FFA94D
#A3FF4D
#A3FF4D
#4DA3FF
#4DA3FF
#A94DFF
#A94DFF
Square
Four colors evenly spaced 90° apart
#FFA94D
#FFA94D
#4DFF4F
#4DFF4F
#4DA3FF
#4DA3FF
#FF4DFC
#FF4DFC
Orange 4 in every color space
Full conversion of Orange 4 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
#FFA94D
RGB
rgb(255, 169, 77)
CMYK
cmyk(0%, 34%, 70%, 0%)
HSL
hsl(31, 100%, 65%)
HSV
hsv(31, 70%, 100%)
HWB
hwb(31 30% 0%)
CIE Lab
lab(76.2 23.8 58.7)
OKLCH
oklch(80.3% 0.146 64.6)
XYZ (D65)
xyz(56.77, 50.18, 13.71)
Copy-ready code for Orange 4
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: #FFA94D;
background-color: #FFA94D;CSS variable
:root {
--color-orange-4: #FFA94D;
}Tailwind config
// tailwind.config.js
colors: {
'orange-4': '#FFA94D',
}Sass
$color-orange-4: #FFA94D;Swift UIColor
UIColor(red: 1.000, green: 0.663, blue: 0.302, alpha: 1.0)Android XML
<color name="orange-4">#FFA94D</color>Closest match in every color system
The nearest Orange 4 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 1034
#EFA94A
Pastel yellow
RAL 1037
#F39F18
Sun yellow
RAL 1033
#F3A505
Dahlia yellow
RAL 1028
#F4A900
Melon yellow
RAL 1006
#E4A010
Maize yellow
RAL 1007
#DC9D00
Daffodil yellow
FAQ about Orange 4
What is the HEX code for Orange 4?
Orange 4 (orange-4) has the HEX code #FFA94D. In RGB it is rgb(255, 169, 77), and in CMYK it is cmyk(0%, 34%, 70%, 0%).
What is the OKLCH value of Orange 4?
Orange 4 converts to oklch(0.803 0.146 64.6). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.
Is Orange 4 accessible for body text?
Used as a background, Orange 4 has a contrast ratio of 11.03:1 with black text and 1.90:1 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 4?
The closest Pantone reference to Orange 4 by ΔE2000 perceptual distance is Pantone 137 C (#FFA300). 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 4?
The closest RAL Classic reference to Orange 4 by ΔE2000 distance is RAL 1034 (Pastel yellow, #EFA94A). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.
What is the complementary color of Orange 4?
The complementary color (180° opposite on the HSL color wheel) of Orange 4 is #4DA3FF. 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.