Darkorange3
darkorange3 · #CD6600
HEX
#CD6600
RGB
rgb(205, 102, 0)
CMYK
cmyk(0%, 50%, 100%, 20%)
HSL
hsl(30, 100%, 40%)
LAB
lab(54.5, 36.1, 62.8)
What is Darkorange3?
Darkorange3 is the darkorange3 reference in the X11 named colors. Its sRGB value is #CD6600 (rgb 205, 102, 0). It sits in the orange family. Historical X Window System color names — the numbered 1-4 lightness variants of the classic xorg-server rgb.txt palette. See disclaimer for accuracy and trademark notes.
Accessibility
WCAG 2.1 contrast checks for Darkorange3 as a background.
Black text on this color
White text on this color
Shades, tints & tonal scale of Darkorange3
An 11-step tonal scale derived from Darkorange3 (#CD6600). 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
#FBF3EB
#FBF3EB
100
#F7E7D6
#F7E7D6
200
#EFCEAD
#EFCEAD
300
#E6B380
#E6B380
400
#DA8C40
#DA8C40
500
#CD6600
#CD6600
600
#AE5700
#AE5700
700
#854200
#854200
800
#5C2E00
#5C2E00
900
#331A00
#331A00
950
#190C00
#190C00
Lighter tints (mixed with white)
15%
#D68C6C
30%
#DEA895
45%
#E5BFB3
60%
#EDD3CB
75%
#F4E5E1
Darker shades (mixed with black)
15%
#BF5E00
30%
#AF5600
45%
#9D4C00
60%
#874100
75%
#6D3300
Color harmonies for Darkorange3
Classic color-theory harmonies derived from rotating the hue of Darkorange3. Use these to build accent palettes, brand systems, and accessible UI color pairings.
Complementary
180° opposite — strongest contrast
#CD6600
#CD6600
#0066CC
#0066CC
Triadic
Three colors 120° apart
#CD6600
#CD6600
#00CC66
#00CC66
#6600CC
#6600CC
Analogous
Two neighbors ±30° on the wheel
#CC0000
#CC0000
#CD6600
#CD6600
#CCCC00
#CCCC00
Split-complementary
Base + two colors flanking its complement
#CD6600
#CD6600
#00CCCC
#00CCCC
#0000CC
#0000CC
Tetradic
Two complementary pairs
#CD6600
#CD6600
#66CC00
#66CC00
#0066CC
#0066CC
#6600CC
#6600CC
Square
Four colors evenly spaced 90° apart
#CD6600
#CD6600
#00CC00
#00CC00
#0066CC
#0066CC
#CC00CC
#CC00CC
Darkorange3 in every color space
Full conversion of Darkorange3 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
#CD6600
RGB
rgb(205, 102, 0)
CMYK
cmyk(0%, 50%, 100%, 20%)
HSL
hsl(30, 100%, 40%)
HSV
hsv(30, 100%, 80%)
HWB
hwb(30 0% 20%)
CIE Lab
lab(54.5 36.1 62.8)
OKLCH
oklch(62.2% 0.157 53.2)
XYZ (D65)
xyz(29.93, 22.49, 2.76)
Copy-ready code for Darkorange3
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: #CD6600;
background-color: #CD6600;CSS variable
:root {
--color-darkorange3: #CD6600;
}Tailwind config
// tailwind.config.js
colors: {
'darkorange3': '#CD6600',
}Sass
$color-darkorange3: #CD6600;Swift UIColor
UIColor(red: 0.804, green: 0.400, blue: 0.000, alpha: 1.0)Android XML
<color name="darkorange3">#CD6600</color>Closest match in every color system
The nearest Darkorange3 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 X11 named colors
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 2000
#ED760E
Yellow orange
RAL 2011
#EC7C26
Deep orange
RAL 8023
#A65E2E
Orange brown
RAL 2003
#FF7514
Pastel orange
RAL 2008
#F75E25
Bright red orange
RAL 2010
#D84B20
Signal orange
FAQ about Darkorange3
What is the HEX code for Darkorange3?
Darkorange3 (darkorange3) has the HEX code #CD6600. In RGB it is rgb(205, 102, 0), and in CMYK it is cmyk(0%, 50%, 100%, 20%).
What is the OKLCH value of Darkorange3?
Darkorange3 converts to oklch(0.622 0.157 53.2). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.
Is Darkorange3 accessible for body text?
Used as a background, Darkorange3 has a contrast ratio of 5.50:1 with black text and 3.82:1 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 Darkorange3?
The closest Pantone reference to Darkorange3 by ΔE2000 perceptual distance is Pantone 159 C (#CB6015). Cross-system Pantone matching is approximate; for color-critical print work, verify with a physical Pantone guide.
What is the closest RAL color to Darkorange3?
The closest RAL Classic reference to Darkorange3 by ΔE2000 distance is RAL 2000 (Yellow orange, #ED760E). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.
What is the complementary color of Darkorange3?
The complementary color (180° opposite on the HSL color wheel) of Darkorange3 is #0066CC. Use it for high-contrast accents, error states, or call-to-action pairings.
Data provenance & source
X11 named colors (xorg rgb.txt)
The historical X11 color name list shipped in the xorg-server rgb.txt file. Roughly 550 entries covering classic computing color names like 'PapayaWhip', 'MediumAquamarine', and 'DarkSlateGray'. Many CSS named colors originate here. Use as a reference for legacy and creative color names. Most modern CSS implementations accept these names directly.
- Source type
- derived
- Confidence
- high
- License
- MIT/X11 license (X Consortium)
- Last reviewed
- 2026-05-24
Workflow tags
X11 colors are sRGB digital values from a 1980s color system. For print, convert to a process-appropriate color and proof against substrate.